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loop r

loop r, Total:496 items.

In the international standard classification, loop r involves: Road vehicle systems, Storage equipment, Road vehicles in general, Telecommunication systems, Wastes, Railway rolling stock, Fluid power systems, Installations in buildings, Air quality, Electrical accessories, Open systems interconnection (OSI), Acoustics and acoustic measurements, Power transmission and distribution networks, Radiocommunications, Non-ferrous metals, Road engineering, Printed circuits and boards, Space systems and operations, Bottles. Pots. Jars, Laundry appliances, Aids for disabled or handicapped persons, Applications of information technology, Industrial automation systems, Electromechanical components for electronic and telecommunications equipment, Services, Equipment for the chemical industry, Electrical and electronic testing, Domestic, commercial and industrial heating appliances, Radiation protection, Integrated circuits. Microelectronics, Nuclear energy engineering, Electricity. Magnetism. Electrical and magnetic measurements, Telecommunication terminal equipment, Commercial vehicles, Electromagnetic compatibility (EMC), Waxes, bituminous materials and other petroleum products, Cutting tools, Tyres, Materials for aerospace construction, Medical equipment, Internal combustion engines for road vehicles, Interface and interconnection equipment, Lamps and related equipment, Aerospace engines and propulsion systems, Protection against dangerous goods, Electric traction equipment, Components for electrical equipment, Transformers. Reactors, Transport, Burners. Boilers, Protective equipment, Railway engineering in general, Semiconductor devices, Internal combustion engines, Rubber and plastics products, Valves, Integrated Services Digital Network (ISDN), Protection against electric shock, Ergonomics, Aerospace electric equipment and systems, Equipment for entertainment, Audio, video and audiovisual engineering, Fibre optic communications.

Society of Automotive Engineers (SAE), loop r

SAE J2099-2011 Standard of Purity for Recycled R-134a (HFC-134a) and R-1234yf (HFO-1234yf) for Use in Mobile Air-Conditioning Systems
SAE J2099-2012 Standard of Purity for Recycled R-134a (HFC-134a) and R-1234yf (HFO-1234yf) for Use in Mobile Air-Conditioning Systems
SAE J2851-2022 Recovery Equipment for Contaminated R-134a or R-1234yf Refrigerant from Mobile Automotive Air Conditioning Systems
SAE J2210-1999 HFC-134a (R-134a) Recovery/Recycling Equipment for Mobile Air-Conditioning Systems
SAE J2099-1999 Standard of Purity for Recycled HFC-134a (R-134a) for Use in Mobile Air-Conditioning Systems
SAE J2843-2011 R-1234fy (HFO-1234yf) Recovery/Recycling/Recharging Equipment for Flammable Refrigerants for Mobile Air-Conditioning Systems
SAE J2843-2012 R-1234fy (HFO-1234yf) Recovery/Recycling/Recharging Equipment for Flammable Refrigerants for Mobile Air-Conditioning Systems
SAE J2843-2013 R-1234fy (HFO-1234yf) Recovery/Recycling/Recharging Equipment for Flammable Refrigerants for Mobile Air-Conditioning Systems
SAE J2927-2011 R-1234yf Refrigerant Identifier Installed in Recovery and Recycling Equipment for Use with Mobile A/C Systems
SAE J2927-2012 R-1234yf Refrigerant Identifier Installed in Recovery and Recycling Equipment for Use with Mobile A/C Systems
SAE J2927-2023 Integrated R-1234yf Refrigerant Identifier for Recovery and Recycling Equipment Used in Mobile A/C System Servicing
SAE J1752-2-2011 Measurement of Radiated Emissions from Integrated Circuits Surface Scan Method (Loop Probe Method) 10 MHz to 3 GHz
SAE J1270-1987 Measurement of Passenger Car, Light Truck, and Highway Truck and Bus Tire Rolling Resistance R(2000)
SAE AS5356A-2002 (R) Coupling, Fuel Line, Flexible, 125 psi General Specification for Should Be Used Instead of MIL-C-85061B, Which Was Cancelled on 24 August 1999

AENOR, loop r

UNE 112076:2004 IN Corrosion prevention in water circuits.
UNE-EN 16290-1:2014 Glass packaging - Screw finishes for pressure capsules - Part 1: Returnable glass MCA 7,5 R finish
UNE 41201:2010 IN Road and airfield surface characteristics. Procedure for determining the skid resistance of a pavement surface by measurement of the sideway force coefficient (SFCS): SCRIM(r)
UNE-CEN/TS 15901-7:2010 IN Road and airfield surface characteristics - Part 7: Procedure for determining the skid resistance of a pavement surface using a device with longitudinal fixed slip ratio (LFCG): the GripTester(r)
UNE-EN 50122-3:2011 Railway applications - Fixed installations - Electrical safety, earthing and the return circuit -- Part 3: Mutual Interaction of a.c. and d.c. traction systems
UNE-EN 50122-2:2011 Railway applications - Fixed installations - Electrical safety, earthing and the return circuit -- Part 2: Provisions against the effects of stray currents caused by d.c. traction systems
UNE-EN 12561-2:2012 Railway applications - Tank wagons - Part 2: Bottom emptying devices for liquid products including vapour return
UNE-EN 12561-5:2012 Railway applications - Tank wagons - Part 5: Devices for vapour return while filling or emptying of liquid products

ASHRAE - American Society of Heating@ Refrigerating and Air-Conditioning Engineers@ Inc., loop r

ASHRAE 4777-2005 Modified RC Thermal Circuit Model Applied to Cold Storage System with Multi-Loop Heat Pipes
ASHRAE CI-01-2-1-2001 Analysis of a Medium-Temperature Secondary Loop Refrigerating System
ASHRAE 3999-1996 Lubricant Return Comparison of Naphthenic and Polyol Ester Oils in R-134a Household Refrigeration Applications
ASHRAE 4199-1998 Heat Transfer in Composite Walls: A Practical Two-Dimensional Thermal Circuit Method
ASHRAE 4267-1999 Analytical Algorithm for Hydrolic Circuit Analysis and Assessment of Equipment Performance
ASHRAE SF-98-1-3-1998 Ground-Coupled Heat Pump Loop Design Using Thermal Conductivity Testing and the Effect of Different Backfill Materials on Vertical Bore Length
ASHRAE SF-98-5-3-1998 Antifreeze Acceptability for Ground-Coupled Heat Pump Ground Loops in the United States
ASHRAE 3743-1994 Vapor Compression Cycle with Solution Circuit and Desorber/Absorber Heat Exchange
ASHRAE HI-02-8-2-2002 Field Test Comparison of Hot Water Recirculation Loop vs. Point-of-Use Water Heaters in a High School

German Institute for Standardization, loop r

DIN 74000:1992 Hydraulic braking systems; dual circuit brake systems; symbols for brake circuits diagrams
DIN EN 16404:2016 Railway applications - Re-railing and recovery requirements for railway vehicles
DIN EN 16290-1:2014-07 Glass packaging - Screw finishes for pressure capsules - Part 1: Returnable glass MCA 7,5 R finish; German version EN 16290-1:2014 / Note: To be replaced by DIN EN 17829 (2022-04).
DIN 3162:1974-08 Screwed caps for valves for refrigerant circuits, nominal pressure 25 bar
DIN 3160:1974-08 Through-valves for refrigerant circuits, nominal pressure 25 bar
DIN 20043:2003-09 Staple-lock couplings for hydraulic power-transmission circuits
DIN EN 528:2023-02 Rail dependent storage and retrieval equipment - Safety requirements for S/R machines; German version EN 528:2021+A1:2022
DIN 20044:2003-05 Staple-lock couplings type S for hydraulic power-transmission circuits - Dimensions, requirements, testing
DIN EN 1149-2:1997 Protective clothing - Electrostatic properties - Part 2: Test method for measurement of the electrical resistance through a material (vertical resistance); German version EN 1149-2:1997
DIN 25435-3:2006-12 In-service inspections for primary coolant circuit components of light water reactors - Part 3: Hydrotest
DIN ISO 13331:1996-08 Road vehicles - Filler pipes and openings of motor vehicle fuel tanks - Vapour recovery system (ISO 13331:1995)
DIN 25435-4:2021-05 In-service inspections for primary coolant circuit components of light water reactors - Part 4: Visual testing
DIN EN 13434:2020 Devices to prevent pollution by backflow of potable water - Mechanical disconnector, hydraulic actuated - Family G, type B; German and English version prEN 13434:2020
DIN 25435-3:2006 In-service inspections for primary coolant circuit components of light water reactors - Part 3: Hydrotest
DIN EN 500-3:2009-05 Mobile road construction machinery - Safety - Part 3: Specific requirements for soil-stabilising machines and recycling machines; German version EN 500-3:2006+A1:2008 / Note: DIN EN 500-3 (2007-04) remains valid alongside this standard until 2009-12-28...
DIN EN 12561-2:2011-10 Railway applications - Tank wagons - Part 2: Bottom emptying devices for liquid products including vapour return; German version EN 12561-2:2011
DIN EN 13433:2022 Devices to prevent pollution by backflow of potable water - Mechanical disconnector, direct actuated - Family G, type A
DIN 25435-7:2021-06 In-service inspections for primary coolant circuit components of light water reactors - Part 7: Radiographic testing
DIN SPEC 1108-1:2016-10 Services provided for waste and recycling logistics, road cleaning and winter maintenance - Part 1: Terminology
DIN 25435-2:2021-05 In-service inspections for primary coolant circuit components of light water reactors - Part 2: Magnetic particle and penetrant testing
DIN 25435-1:2020-12 In-service inspections for primary coolant circuit components of light-water reactors - Part 1: Automated ultrasonic testing
DIN EN 50488:2021 Railway applications - Fixed installations - Electrical protective measures for working on or near an overhead contact line system and/or its associated return circuit; German version EN 50488:2021
DIN EN 300659-3:2001 Access and terminals (AT) - Analogue access to the Public Switched Telephone Network (PSTN); Subscriber line protocol over the local loop for display (and related) services - Part 3: Data link message and parameter codings (Endorsement of the English vers
DIN EN 62382:2014 Control systems in the process industry - Electrical and instrumentation loop check (IEC 62382:2012); German version EN 62382:2013, with CD-ROM
DIN EN ISO 20500-3:2020 Mobile road construction machinery - Safety - Part 3: Specific requirements for soil-stabilising machines and recycling machines (ISO/DIS 20500-3:2020); German and English version prEN ISO 20500-3:2020

FI-SFS, loop r

American Society of Mechanical Engineers (ASME), loop r

ASME B30.13 INTERPRETATIONS-2010 Interpretations to B30.13 Storage/Retrieval (S/R) Machines and Associated Equipment (Includes Interpretations Through June 2010)
ASME B30.13 INTERPRETATIONS-1998 Interpretations to B30.13-1996 Storage/Retrieval (S/R) Machines and Associated Equipment
ASME B30.13 INT-1996 Interpretations to B30.13-1996 Storage/Retrieval (S/R) Machines and Associated Equipment
ASME N-557-1-2001 In-Place Dry Annealing of a PWR Nuclear Reactor Vessel Section XI, Division 1; SUPP 6 R(2002)
ASME N-638-1-2001 Similar and Dissimilar Metal Welding Using Ambient Temperature Machine GTAW Temper Bead Technique Section XI, Division 1 SUPP 8&9 R(2002)

SAE - SAE International, loop r

SAE J2210-1991 HFC-134a Recycling Equipment for Mobile Air-Conditioning Systems
SAE J2210-2010 HFC-134a (R-134a) Recovery/Recycling Equipment for Mobile Air-Conditioning Systems
SAE J3030-2015 Automotive Refrigerant Recovery/Recycling/Recharging Equipment Intended for use with Both R-1234yf and R-134a
SAE J3030-2020 Automotive Refrigerant Recovery/Recycling/Recharging Equipment Intended for use with Both R-1234yf and R-134a
SAE J2099-1991 Standard of Purity for Recycled HFC-134a for use in Mobile Air- Conditioning Systems
SAE J2843-2019 R-1234yf (HFO-1234yf) Recovery/Recycling/Recharging Equipment for Flammable Refrigerants for Mobile Air-Conditioning Systems
SAE J2927-2017 R-1234yf Refrigerant Identifier Installed In Recovery and Recycling Equipment for Use With Mobile A/C Systems

US-FCR, loop r

FCR AF M88-6 CHAP 6-1988 STANDARD PRACTICE FOR PAVEMENT RECYCLING

Korean Agency for Technology and Standards (KATS), loop r

KS T 3806-2017 Retroreflective raised pavement marker
KS R ISO 6549:2007 Road vehicles－Procedure for H－and R－point determination
KS I 3024-2014 Gutter covers for roadside using recycled aggregates
KS I 3024-2016 Gutter covers for roadside using recycled aggregates
KS X 3106-2013 Automatic fault isolation procedures using test loops
KS X 3106-2006(2011) Automatic fault isolation procedures using test loops
KS I 3007-2014 Concrete interlocking blocks for side walk and road using recycled aggregates
KS I 3007-2016 Concrete interlocking blocks for side walk and road using recycled aggregates
KS A ISO 11933-5-2012(2017) Components for containment enclosures－Part 5：Penetrations for electrical and fluid circuits
KS A ISO 11933-5-2012(2022) Components for containment enclosures－Part 5：Penetrations for electrical and fluid circuits
KS F 2339-2017(2022) Testing method for nonrepetitive static plate load tests of soils and flexible pavement components for use in evaluation and design of airport and highway pavements
KS C IEC 60118-4:2001 Hearing aids-Part 4:Magnetic field strength in audio-frequency induction loops for hearing aid purposes
KS C IEC 60118-4:2017 Hearing aids－Part 4：Magnetic field strength in audio－frequency induction loops for hearing aid purposes
KS R ISO 26262-11:2021 Road vehicles — Functional Safety — Part 11: Guidelines on application of KS R ISO 26262 to semiconductors
KS P ISO 8638:2012 Cardiovascular implants and extracorporeal systems －Extracorporeal blood circuit for haemodialysers, haemodiafilters and haemofilters
KS R ISO 13331:2006 Road vehicles－Filler pipes and openings of motor vehicle fuel tanks－Vapour recovery system
KS R ISO 12021-1:2013 Road vehicles－Sensitivity to lateral wind－Part 1：Open-loop test method using wind generator input
KS R ISO 12021-1:2008 Road vehicles-Sensitivity to lateral wind-Part 1:Open-loop test method using wind generator input
KS C IEC 61347-2-11:2002 Lamp controlgear — Part 2-11 : Particular requirements for miscellaneous electronic circuits used with luminaires
KS C IEC 61881-3:2022 Railway applications — Fixed installations — Electrical safety, earthing and the return circuit — Part 3: Mutual interaction of a.c. and d.c. traction systems
KS C IEC 62128-3:2022 Railway applications — Fixed installations — Electrical safety, earthing and the return circuit — Part 3: Mutual interaction of a.c. and d.c. traction systems
KS R ISO 13674-1:2005 Road vehicles-Test method for the quantification of on-centre handling-Part 1:Weave test
KS B ISO 9110-2:2006 Hydraulic fluid power-Measurement techniques-Part 2:Measurement of average steady-state pressure in a closed conduit
KS R ISO 13674-1:2015 Road vehicles-Test method for the quantification of on-centre handling-Part 1:Weave test
KS B ISO 9110-2:2013 Hydraulic fluid power－Measurement techniques－Part 2：Measurement of average steady-state pressure in a closed conduit
KS C IEC 62128-2:2021 Railway applications — Fixed installations — Electrical safety, earthing and the return circuit — Part 2: Provisions against the effects of stray currents caused by d.c. traction systems
KS M ISO 19013-2:2017 Rubber hoses and tubing for fuel circuits for internal combustion engines — Specification — Part 2: Gasoline fuels
KS C IEC 61008-2-2:2009 Residual current operated circuit-breakers without integral overcurrent protection for household and similar uses(RCCB’s)-Part 2-2:Applicability of the general rules to RCCB’s functionally dependent on line voltage
KS C IEC 61008-2-1:2009 Residual current operated circuit-breakers without integral overcurrent protection for household and similar uses(RCCB’s)-Part 2-1:Applicability of the general rules to RCCB’s functionally independent of line voltage
KS C IEC 61008-2-1:2014 Residual current operated circuit-breakers without integral overcurrent protection for household and similar uses(RCCB’s) — Part 2-1: Applicability of the general rules to RCCB’s functionally independent of line voltage
KS C IEC 61008-2-2:2014 Residual current operated circuit-breakers without integral overcurrent protection for household and similar uses(RCCB’s) — Part 2-2: Applicability of the general rules to RCCB’s functionally dependent on line voltage
KS B ISO 5784-1:2002 Fluid power systems and components－Fluid logic circuits－Part 1：Symbols for binary logic and related functions

IETF - Internet Engineering Task Force, loop r

RFC 7743-2016 Relayed Echo Reply Mechanism for Label Switched Path (LSP) Ping
RFC 7876-2016 UDP Return Path for Packet Loss and Delay Measurement for MPLS Networks
RFC 3408-2002 Zero-byte Support for Bidirectional Reliable Mode (R-mode) in Extended Link-Layer Assisted RObust Header Compression (ROHC) Profile

International Telecommunication Union (ITU), loop r

ITU-R M.1180 SPANISH-1995 Availability of Communication Circuits in the Aeronautical Mobile-Satellite (R) Services (AMS(R)S)
ITU-R M.1180 FRENCH-1995 AVAILABILITY OF COMMUNICATION CIRCUITS IN THE AERONAUTICAL MOBILE-SATELLITE (R) SERVICES (AMS(R)S)
ITU-R SM.1708-2005 Field-strength measurements along a route with geographical coordinate registrations
ITU-R M.1037 FRENCH-1994 Bit error performance objectives for aeronautical mobile-satellite (R) service (AMS(R)S) radio link
ITU-R M.1037 SPANISH-1994 Bit error performance objectives for aeronautical mobile-satellite (R) service (AMS(R)S) radio link
ITU-R F.1703 FRENCH-2005 Availability objectives for real digital fixed wireless links used in 27 500 km hypothetical reference paths and connections Question ITU-R 102/9 [Superseded: ITU-R F.1492 ITU-R F.1493]
ITU-R F.1703 SPANISH-2005 Availability objectives for real digital fixed wireless links used in 27 500 km hypothetical reference paths and connections
ITU-R P.1240-2015 ITU-R methods of basic MUF, operational MUF and ray-path prediction
ITU-R F.335-2-1970 (WITHDRAWN) Use of Radio Links in International Telephone Circuits - Section 3B - Radiotelephony
ITU-R P.1623-1 FRENCH-2005 Prediction method of fade dynamics on Earth-space paths
ITU-R P.1623-1 SPANISH-2005 Prediction method of fade dynamics on Earth-space paths
ITU-R BT.1667-2003 Terrestrial return channel for interactive broadcasting services operating in the VHF/UHF broadcast band based on Recommendation ITU-R BT.1306
ITU-T M.550-1989 Performance Limits for Bringing into Service and Maintenance of Digital Paths, Sections, and Line Sections - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits Study Group IV; 15 pp
ITU-R P.1623-1-2005 Prediction method of fade dynamics on Earth-space paths (Question ITU-R 201/3)
ITU-R BT.1675 FRENCH-2004 System design and operational practices for minimizing disturbance from loop delay in broadcast systems
ITU-R BT.1675 SPANISH-2004 System design and operational practices for minimizing disturbance from loop delay in broadcast systems
ITU-R S.1432-1 SPANISH-2006 Apportionment of the allowable error performance degradations to fixed-satellite service (FSS) hypothetical reference digital paths arising from time invariant interference for systems operating below 30 GHz
ITU-R BT.1675-2004 System design and operational practices for minimizing disturbance from loop delay in broadcast systems
ITU-T M.1045-1993 (WITHDRAWN) Preliminary Exchange of Information for the Provision of International Leased Circuits - Maintenance: International Leased Circuits (Study Group IV) 6 pp
ITU-R 772-1992 (WITHDRAWN) Test Signals and Measurement Techniques for Transmission Circuits Carrying MAC/Packet Signals or HD-MAC Signals
ITU-T G.164-1988 Echo Suppressors - General Characteristics of International Telephone Connections and Circuits (Study Groups XII and XV) 36 pp
ITU-T U.24 FRENCH-1988 REQUIREMENTS FOR TELEX AND GENTEX OPERATION TO BE MET BY SYNCHRONOUS MULTIPLEX EQUIPMENT DESCRIBED IN RECOMMENDATION R.44
ITU-R S.1522-1-2005 Impact of loss of synchronization recovery time onavailability in hypothetical reference digital paths Question ITU-R 73/4
ITU-T Q.703-1993 (WITHDRAWN) Signalling System No. 7 - Signalling Link - Specifications of Signalling System No. 7 Study Group XI; 82 pp
ITU-T J.25 FRENCH-1986 ESTIMATION OF TRANSMISSION PERFORMANCE OF SOUND-PROGRAMME CIRCUITS SHORTER OR LONGER THAN THE HYPOTHETICAL REFERENCE CIRCUIT
ITU-T J.25 SPANISH-1986 ESTIMATION OF TRANSMISSION PERFORMANCE OF SOUND-PROGRAMME CIRCUITS SHORTER OR LONGER THAN THE HYPOTHETICAL REFERENCE CIRCUIT
ITU-R 605-1-1986 (WITHDRAWN) Estimation of Transmission Performance of Sound-Programme Circuits Shorter or Longer Than the Hypothetical Reference Circuit - Section CMTT C - Transmission Standards and Performance Objectives for Sound-Programme Channels
ITU-R 343-1-1966 (WITHDRAWN) Facsimile Transmission of Meteorological Charts over Radio Circuits - Section 3Cc - Phototelegraphy (Facsimile)
ITU-T V.54-1988 LOOP TEST DEVICES FOR MODEMS
ITU-T U.24-1988 REQUIREMENTS FOR TELEX AND GENTEX OPERATION TO BE MET BY SYNCHRONOUS MULTIPLEX EQUIPMENT DESCRIBED IN RECOMMENDATION R.44
ITU-T G.165-1993 Echo Cancellers Study Group XV; 31 PP
ITU-T M.665-1989 Testing of Echo Cancellers - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 2 pp
ITU-R M.1234-2006 Permissible level of interference in a digital channel of a geostationary satellite network in the aeronautical mobile-satellite (R) service (AMS(R)S) in the bands 1545 to 1555 MHz and 1 646.5 to 1 656.5 MHz and its associated feeder links caused by other
ITU-T U.25-1989 Requirements for Telex and Gentex Operation to Be Met by Code- and Speed-Dependent TDM Systems Conforming to Recommendation R.101 - Telegraph Switching (Study Group IX) 4 pp
ITU-T J.67-1994 (WITHDRAWN) Test Signals and Measurement Techniques for Transmission Circuits Carrying MAC/Packet Signals or HD-MAC Signals - Television and Sound Transmission (Study Group 9) 39 pp (Formerly Recommendation ITU-R CMTT)
ITU-R 603-1982 (WITHDRAWN) Hypothetical Reference Chain for Television Transmissions over Very Long Distances - Section CMTT A - Television Transmission Standards and Performance Objectives

American National Standards Institute （ANSI), loop r

ANSI/ATIS 0600417-2003 Spectrum Management for Loop Transmission Systems
ANSI T1.206-2001 Telecommunications – Digital Exchanges and PBXs – Digital Circuit Loopback Test Line with N X DS0 Capability
ANSI/ATIS 0300206-2001 Telecommunications - Digital Exchanges and PBXs - Digital Circuit Loopback Test Line with N X DS0 Capability
ANSI/ISA 62382-2012 Control Systems in the Process Industry - Electrical and Instrumentation Loop Check
ANSI/EIA 700A0AB:1995 Detail Specification for 1.27mm Pitch, 68 Circuit Memory Card Interconnect System
ANSI/EIA 364-109:2003 Loop Inductance Measurement Test Procedure for Electrical Connectors (1nH - 10 nH)

Association Francaise de Normalisation, loop r

NF F01-102*NF EN 16404:2016 Railway Applications - Re-railing and recovery requirements for railway vehicles
NF R10-102*NF ISO 6549:2002 Road vehicles - Procedure for H- and R-point determination
NF ISO 6549:2002 Véhicules routiers - Procédure de détermination des points H et R
NF EN 62382:2014 Systèmes de commande pour les procédés industriels - Contrôle de boucle des circuits électrique et des appareillages
NF L15-621:1969 Tubes circulaires en cuivre pour circuits d'oxygène haute pression
NF ISO 21106:2020 Applications ferroviaires - Méthode de calcul de recyclabilité et valorisabilité pour matériel roulant
NF M62-301-5*NF ISO 11933-5:2002 Components for containment enclosures - Part 5 : penetrations for electrical and fluid circuits
NF F11-806:2020 Matériel roulant ferroviaire - Robinets d'isolement à tournant, pour circuits d'air comprimé
NF ISO 11933-5:2002 Composants pour enceintes de confinement - Partie 5 : traversées de paroi pour circuits électriques et circuits de fluide
NF EN 16290-1:2014 Emballage en verre - Bagues à vis pour capsules à pression - Partie 1 : bague MCA 7,5 R pour verre consigné
NF EN 286-2:1992 Récipients à pression simples, non soumis à la flamme, destinés à contenir de l'air ou de l'azote - Partie 2 : récipients à pression pour circuits de freinage et circuits auxiliaires des véhicules routiers et leurs remorques.
NF L41-122:1986 Contamination in aircraft hydraulic circuits - Filters - Cold start
NF L41-102:1982 Pollution des circuits hydrauliques par particules solides - Méthode de contrôle. .
L41-120:1986 Contamination in aircraft hydraulic circuits. Filters. Definitions and characteristics.
NF C46-030*NF EN 62382:2014 Control systems in the process industry - Electrical and instrumentation loop check
NF L41-121:1986 Contamination in aircraft hydraulic circuits - Filters - Determination of hydraulic pressure drop versus flow characteristics
NF R14-336:2006 Road vehicles - Retro-reflective registration plates for motor vehicle and trailers - Specifications
NF EN 3717:2008 Série aérospatiale - Tubes - Sélection pour circuits de fluide pour application moteurs
FD CR 14378:2004 Ventilation dans les bâtiments - Détermination expérimentale des coefficients de perte d'énergie mécanique des composants de circuits aérauliques
NF C51-151:1982 Guide for Maximum Dimensions of General Purpose Totally-Enclosed Motors with Short-Circuited Rotors
UTE C90-123:1996 Recommandations pour les systèmes de distribution par câble, y compris la voie de retour, l'intérieur des locaux de l'usager
NF F11-070:2018 Railway rolling stock - Quick hose assemblies and quick-action couplings for the compressed-air circuits of rail and rail-assimilable vehicles
NF ISO 10767-2:2000 Transmissions hydrauliques - Détermination des niveaux d'onde de pression engendrés dans les circuits et composants - Méthode simplifiée pour les pompes
NF C93-324:1982 COMPONENTS FOR ELECTRONIC EQUIPMENT. MAGNETIC CORES AND ACCESSORIES. POTS CORES MAYE OF FERRO MAGNETIC OXIDES FOR INDUCTORS. GENERAL REQUIREMENTS.
NF EN 10305-6:2016 Tubes de précision en acier - Conditions techniques de livraison - Partie 6 : tubes soudés étirés à froid pour circuits hydrauliques et pneumatiques
NF Z81-659-2*NF ETS 300659-2:2000 Public switched telephone Network (PSTN) - Suscriber line protocol over the local loop for display (and related) services - Part 2 : off-hook data transmission
NF F05-488*NF EN 50488:2021 Railway applications - Fixed installations - Electrical protective measures for working on or near an overhead contact line system and/or its associated return circuit
NF EN 50488:2021 Applications ferroviaires - Installations Fixes - Mesures de protection électriques pour des activités de travail sur ou à proximité des systèmes de lignes aériennes de contact et/ou le circuit de retour associé
NF Z81-659-1*NF ETS 300659-1:2000 Public Switched Telephone Network (PSTN) - Subscriber line protocol over the local loop for display (and related) services - Part 1 : one hook data transmission
NF EN 50122-3:2022 Applications ferroviaires - Installations fixes - Sécurité électrique, mise à la terre et circuit de retour - Partie 3 : interactions mutuelles entre systèmes de traction en courant alternatif et en courant continu
NF P43-025*NF EN 13433:2021 Devices to prevent pollution by backflow of potable water - Mechanical disconnector, direct actuated - Family G, type A
NF EN 12561-5:2011 Applications ferroviaires - Wagons citernes - Partie 5 : dispositifs de récupération de vapeur pour remplissage ou vidange de produits liquides
NF ISO 10767-3:2001 Transmissions hydrauliques - Détermination des niveaux d'onde de pression engendrés dans les circuits et composants - Partie 3 : méthode pour les moteurs
NF EN 15033:2007 Appareils de production d'eau chaude par accumulation à circuit étanche pour usages sanitaires utilisant les combustibles GPL pour les véhicules et bateaux
NF EN 500-3+A1:2008 Machines mobiles pour la construction de routes - Sécurité - Partie 3 : prescriptions spécifiques pour engins de stabilisation de sol et machines de recyclage
NF EN 500-3/IN1:2008 Machines mobiles pour la construction de routes - Sécurité - Partie 3 : prescriptions spécifiques pour engins de stabilisation de sol et machines de recyclage
NF EN 50122-2:2022 Applications ferroviaires - Installations fixes - Sécurité électrique, mise à la terre et circuit de retour - Partie 2 : mesures de protection contre les effets des courants vagabonds issus de la traction électrique à courant continu
NF EN 302752:2010 Compatibilité électromagnétique et spectre radioélectrique (ERM) - Renforceurs d'échos radar actifs - Norme européenne (EN) harmonisée couvrant les exigences essentielles de l'article 3, paragraphe 2, de la Directive R&TTE (V1.1.1)
NF F41-122-1/A1*NF EN 50122-1/A1:2012 Railway applications - Fixed installations - Electrical safety, earthing and the return circuit - Part 1 : protective provisions against electric shock
NF EN 61249-3-4:2002 Matériaux pour circuits imprimés et autres structures d'interconnexion - Partie 3-4 : collection de spécifications intermédiaires pour les matériaux de base non renforcés, recouverts ou non (prévus pour les circuits imprimés flexibles) - Film ...
NF ISO 10767-1:2015 Transmissions hydrauliques - Détermination des niveaux d'onde de pression engendrés dans les circuits et composants - Partie 1 : méthode de détermination de l'onde d'écoulement de la source des pompes
NF EN 14452:2005 Dispositifs de protection contre la pollution de l'eau par retour - Rupteur à évent atmosphérique avec élément mobile DN 10 à DN 20 - Famille D, type B

API - American Petroleum Institute, loop r

API RP 31-1967 RECOMMENDED PRACTICE AND STANDARD FORM FOR ELECTRICAL LOGS THIRD EDITION (R 1976) (WITHDRAWN)
API RP 51-1974 RECOMMENDED ONSHORE PRODUCTION OPERATING PRACTICES FOR PROTECTION OF THE ENVIRONMENT FIRST EDITION (R 1982) (WITHDRAWN)
API RP 50-1975 RECOMMENDED GAS PLANT GOOD OPERATING PRACTICES FOR PROTECTION OF THE ENVIRONMENT FIRST EDITION (R 1982) (WITHDRAWN)

Indonesia Standards, loop r

SNI 09-4914-1998 Dimension of air filter elements, type P and R for road vehicles

International Organization for Standardization (ISO), loop r

ISO/DIS 6549 Road vehicles — Procedure for H- and R-point determination
ISO 21106:2019 Railway applications — Recyclability and recoverability calculation method for rolling stock
ISO 16232:2018 Road vehicles — Cleanliness of components of fluid circuits — Part 10: Expression of results
ISO 8638:1989 Extracorporeal blood circuit for haemodialysers, haemofilters and haemoconcentrators
ISO 13331:1995 Road vehicles - Filler pipes and openings of motor vehicle fuel tanks - Vapour recovery system
ISO 9067:1987 Information processing systems; Data communication; Automatic fault isolation procedures using test loops
ISO 13674-1:2010 Road vehicles - Test method for the quantification of on-centre handling - Part 1: Weave test
ISO 3147:1975 Heat exchangers; Verification of thermal balance of water-fed or steam-fed primary circuits; Principles and test requirements
ISO 9110-2:1990 Hydraulic fluid power; measurement techniques; part 2: measurement of average steady-state pressure in a closed conduit
ISO 20890-3:2020 Guidelines for in-service inspections for primary coolant circuit components of light water reactors — Part 3: Hydrostatic testing
ISO 18443:2013 Space data and information transfer systems - Space Link Extension - Application Program Interface for Return Channel Frames Service
ISO 18442:2016 Space data and information transfer systems - Space link extension - Application program interface for return all frames service
ISO 18443:2016 Space data and information transfer systems - Space link extension - Application program interface for return channel frames service
ISO 5784-1:1988 Fluid power systems and components; fluid logic circuits; part 1: symbols for binary logic and related functions
ISO 5784-3:1989 Fluid power systems and components; fluid logic circuits; part 3: symbols for logic sequencers and related functions

ES-AENOR, loop r

CZ-CSN, loop r

CSN ON 44 9150-1964
CSN ISO 9067:1993 Information processing systems. Data communication. Automatic fault isolation procedures using test loops

U.S. Air Force, loop r

AIR FORCE A-A-58043-1995 TRUCK, CURBSIDE RECYCLING, OVER THE TOP LOADING

Association of German Mechanical Engineers, loop r

VDI 2073 Blatt 1-2014 Hydraulic systems in building services - Hydraulic circuits

European Telecommunications Standards Institute (ETSI), loop r

ETSI TR 103 134-2013 Railway Telecommunications (RT); GSM-R in support of EC Mandate M/486 EN on Urban Rail (V1.1.1)
ETSI TS 103 066-2011 Railway Telecommunications (RT); Rel-4 Core Network requirements for GSM-R V1.1.1
ETSI TS 103 066-2012 Railway Telecommunications (RT); Rel-4 Core Network requirements for GSM-R (V1.1.2)
ETSI TS 102 933-1-2010 Railway Telecommunications; GSM-R improved receiver parameters; Part 1: Requirements for radio reception V1.1.1
ETSI TS 102 933-1-2011 Railway Telecommunications (RT); GSM-R improved receiver parameters; Part 1: Requirements for radio reception V1.2.1
ETSI ETR 242-1995 Signalling Protocols and Switching (SPS); Open Network Provision (ONP) Standardization for Access to the Local Loop
ETSI PRETS 300 455-2-1995 Broadband Integrated Services Digital Network (B-ISDN); Broadband Virtual Path Service (BVPS); Part 2: BVPS for Reserved Communications (BVPS-R)
ETSI ETS 300 455-2-1995 Broadband Integrated Services Digital Network (B-ISDN); Broadband Virtual Path Service (BVPS); Part 2: BVPS for Reserved Communications (BVPS-R)
ETSI EN 300 659-3-1999 Public Switched Telephone Network (PSTN); Subscriber Line Protocol Over the Local Loop for Display (and Related) Services; Part 3: Data Link Message and Parameter Coding V1.2.1

European Committee for Electrotechnical Standardization（CENELEC）, loop r

CLC/TR 50507-2007 Railway applications - Interference limits of existing track circuits used on European railways
EN 62382:2013 Control systems in the process industry - Electrical and instrumentation loop check
HD 450.4-1984 Hearing Aids Part 4: Magnetic Field Strength in Audio- Frequency Induction Loops for Hearing Aid Purposes
EN 50488:2021 Railway applications - Fixed installations - Electrical protective measures for working on or near an overhead contact line system and/or its associated return circuit
EN 60728-10:2014 Cable networks for television signals, sound signals and interactive services - Part 10: System performance for return paths
CLC/TS 50459-2-2015 Railway applications - Communication@ signalling and processing systems - European Rail Traffic Management System - Driver- Machine Interface - Part 2: Ergonomic arrangements of GSM-R information
CLC/TS 50459-1-2015 Railway applications - Communication@ signalling and processing systems - European Rail Traffic Management System - Driver- Machine Interface - Part 1: General principles for the presentation of ERTMS/ETCS/GSM-R information

Defense Logistics Agency, loop r

DLA SMD-5962-77026 REV C-2012 MICROCIRCUIT, DIGITAL, CMOS, QUAD R/S LATCH WITH THREE STATE OUTPUTS, MONOLITHIC SILICON
DLA SMD-5962-94676 REV F-2005 MICROCIRCUIT, LINEAR, CURRENT FEEDBACK AMPLIFIER, ULTRA HIGH SPEED, MONOLITHIC SILICON
DLA SMD-5962-94685-1994 MICROCIRCUIT, LINEAR, HIGH SPEED, CURRENT FEEDBACK AMPLIFIER, MONOLITHIC SILICON
DLA SMD-5962-94677 REV A-2002 MICROCIRCUIT, LINEAR, CURRENT FEEDBACK AMPLIFIER, ULTRA HIGH SPEED, OUTPUT CLAMPING, MONOLITHIC SILICON
DLA SMD-5962-94725 REV C-2004 MICROCIRCUIT, LINEAR, WIDEBAND, CURRENT FEEDBACK, DUAL OPERATIONAL AMPLIFIER, MONOLITHIC SILICON
DLA SMD-5962-94694 REV B-2002 MICROCIRCUIT, LINEAR, WIDEBAND, HIGH SLEW RATE, VIDEO OPERATIONAL AMPLIFIER, MONOLITHIC SILICON
DLA SMD-5962-95685 REV E-2007 MICROCIRCUIT, LINEAR, RADIAITION HARDENED, UNCOMPENSATED, HIGH SLEW RATE, OPERATIONAL AMPLIFIER, MONOLITHIC SILICON
DLA SMD-5962-96580 REV B-2006 MICROCIRCUIT, DIGITAL, RADIATION HARDENED, ADVANCED CMOS, QUADRUPLE S-R LATCH, MONOLITHIC SILICON
DLA SMD-5962-94679-1994 MICROCIRCUIT, LINEAR, HIGH SLEW RATE, WIDEBAND, OPERATIONAL AMPLIFIER, MONOLITHIC SILICON
DLA SMD-5962-96581 REV B-2006 MICROCIRCUIT, DIGITAL, RADIATION HARDENED, ADVANCED CMOS, QUADRUPLE S-R LATCH, TTL COMPATIBLE INPUTS, MONOLITHIC SILICON

IEEE - The Institute of Electrical and Electronics Engineers@ Inc., loop r

IEEE C37.14-1979 LOW-VOLTAGE DC POWER CIRCUIT BREAKERS USED IN ENCLOSURES (R 1990)
IEEE C37.13-1981 LOW-VOLTAGE AC POWER CIRCUIT BREAKERS USED IN ENCLOSURES (R 1990)
IEEE 384-1981 CRITERIA FOR INDEPENDENCE OF CLASS 1E EQUIPMENT AND CIRCUITS (WITHDRAWN)
IEEE 120-1955 MASTER TEST CODE FOR ELECTRICAL MEASUREMENTS IN POWER CIRCUITS (R 1972) (ASME PTC 19.6-1955)
IEEE C37.011-1979 APPLICATION GUIDE FOR TRANSIENT RECOVERY VOLTAGE FOR AC HIGH-VOLTAGE CIRCUIT BREAKERS RATED ON A SYMMETRICAL CURRENT BASIS (R 1989)
IEEE C37.35-1976 GUIDE FOR THE APPLICATION@ INSTALLATION@ OPERATION@ AND MAINTENANCE OF HIGH-VOLTAGE AIR DISCONNECTING AND LOAD INTERRUPTER SWITCHES (IEEE STD 578-1976) (R 1992)
IEEE C37.04H-1979 STANDARD RATING STRUCTURE FOR AC HIGH-VOLTAGE CIRCUIT BREAKERS RATED ON A SYMMETRICAL CURRENT BASIS (R 1989); SUPPLEMENT H (DOCUMENT NOT AVAILABLE)
IEEE C37.04F-1979 STANDARD RATING STRUCTURE FOR AC HIGH-VOLTAGE CIRCUIT BREAKERS RATED ON A SYMMETRICAL CURRENT BASIS (R 1989); SUPPLEMENT F (DOCUMENT NOT AVAILABLE)
IEEE C37.04G-1979 STANDARD RATING STRUCTURE FOR AC HIGH-VOLTAGE CIRCUIT BREAKERS RATED ON A SYMMETRICAL CURRENT BASIS (R 1989); SUPPLEMENT G (DOCUMENT NOT AVAILABLE)

ETSI - European Telecommunications Standards Institute, loop r

TS 103 066-2012 Railway Telecommunications (RT); Rel-4 Core Network requirements for GSM-R (V1.1.2)
TS 103 066-2011 Railway Telecommunications (RT); Rel-4 Core Network requirements for GSM-R (V1.1.1)
PRETS 300 455-2-1995 Broadband Integrated Services Digital Network (B-ISDN); Broadband Virtual Path Service (BVPS); Part 2: BVPS for Reserved Communications (BVPS-R)
ETS 300 455- 2-1995 Broadband Integrated Services Digital Network (B-ISDN); Broadband Virtual Path Service (BVPS); Part 2: BVPS for Reserved Communications (BVPS-R)

BR-ABNT, loop r

ABNT NBR 15426-2020 Road vertical signs - Method for field measurement of retroreflectivity using a portable retroreflectometer

YU-JUS, loop r

JUS N.R1.950-1982 ntegrated circuits. General rules for the preparation of outline drawings
JUS L.H2.010-1989 Measuremem of fluid flow in closed conduits. Vocabulary and symbo/s
JUS N.S8.302-1987 Electrical apparatus for explosive gas atmospheres. Categorized curent circuits
JUS L.H2.020-1991 Determination of flovvrate of fluids in closed conduits of circular cross-section. Method of velocity measurement at one point of the cross-section
JUS N.N6.352-1980 Radiocommunications. Methods of measurements. Frequency response characteristic of the weighting netvvork tor the psophometer used for measurement on radio sound broadcasting circuits and commer- cial radiotelephone circuits
JUS G.C6.037-1991 Rubber tubing and hoses for fuel circuits for internal combustion engines. Specification. Conventional loquid fuels
JUS M.E5.100-1980 Heat exchangers. Verification of thermal balance of water-fed or steam-fed primary circuits. Principles and test requirements
JUS N.K5.020-1979 Low-voltage controlgear. Contactors. Conventional test circuits for the verification of rated making and breaking capacities

Underwriters Laboratories (UL), loop r

UL 1436-1998 UL Standard for Safety Outlet Circuit Testers and Similar Indicating Devices Fourth Edition; Reprint with Revisions Through and Including 6/15/2004

ESDU - Engineering Sciences Data Unit, loop r

SPF-M4-4-2007 CFD studies of fluid mixing in the loop: Manifold design.
SPF-M3-4-2007 CFD studies of fluid mixing in the loop: manifold design.

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, loop r

GB/T 11454-1989 Magnetic field strength in audio-frequency induction loops for hearing aid purposes
GB/T 9541-1988 2400 bits per second duplex modem using the echo cancellation technique standardized for use on the general switched telephone network and on point-to-point 2 wire leased telephone-type-circuits
GB 30439.7-2014 Safety requirements for industrial automation products.Part 7:Safety requirements for loop regulator
GB/T 28782.2-2023 Measurement techniques for hydraulic transmissions Part 2: Measurement of average steady-state pressure in closed circuits
GB/T 28782.2-2012 Hydraulic fluid power.Measurement techniques.Part 2:Measurement of average steady-state pressure in a closed conduit
GB/T 7166-2015 Characteristics and test methods for in-core and primary coolant circuit temperature sensors in nuclear power plants
GB/T 15166.6-2023 High-voltage AC fuses-Part 6: Guidelines for the selection of fuses for high-voltage fuses for transformer circuits
GB/T 15166.5-2008 High-voltage alternating-current fuses.Part 5:Specification for high-voltage fuse-links for motor circuit applications
GB/T 15166.6-2008 High-voltage alternating-current fuses.Part 6:Application guide for the selection of fuse-links of high-voltage fuses for transformer circuit applications
GB/T 15166.5-2022 High-voltage AC fuses-Part 5: Guidelines for the selection of fuses for high-voltage fuses for motor circuits

Group Standards of the People's Republic of China, loop r

T/QGCML 183-2021 Low-voltage line differential protection device connected by current loop cables on both sides
T/QGCML 183-2023 Low-voltage line differential protection device connected with current loop cables on both sides

国家市场监督管理总局、中国国家标准化管理委员会, loop r

GB/T 786.3-2021 Fluid power systems and components—Graphical symbols and circuit diagrams—Part 3: Symbol modules and connected symbols in circuit diagrams

工业和信息化部, loop r

YS/T 1293-2018 Technical Specification for Recycling of Non-ferrous Metals from Waste Circuit Boards Recycling of Copper, Zinc, Lead, Tin, Gold, Silver and Palladium
YD/T 3134-2016 Core network equipment testing method supporting circuit domain service fallback technology from LTE to TD-SCDMA/WCDMA/GSM
YD/T 2825-2015 Technical requirements for core network equipment supporting circuit domain service fallback technology from LTE to TD-SCDMA/WCDMA/GSM

American Society for Testing and Materials (ASTM), loop r

ASTM E2561-07 Standard Practice for Installation of Inductive Loop Detectors
ASTM E2561-07a Standard Practice for the Installation of Inductive Loop Detectors
ASTM E2561-07a(2012) Standard Practice for the Installation of Inductive Loop Detectors
ASTM D7115-08 Standard Test Method for Measurement of Superpave Gyratory Compactor (SGC) Internal Angle of Gyration Using Simulated Loading
ASTM D7115-20 Standard Test Method for Measurement of Superpave Gyratory Compactor (SGC) Internal Angle of Gyration Using Simulated Loading
ASTM D8262-22 Standard Test Method for Determining the pH of Granular Material for Use in Embankments, Subgrades, and Retaining Wall Backfil
ASTM F1680-07a(2014) Standard Test Method for Determining Circuit Resistance of a Membrane Switch
ASTM D7115-10 Standard Test Method for Measurement of Superpave Gyratory Compactor (SGC) Internal Angle of Gyration Using Simulated Loading
ASTM E1500-93 Practice for Computing Mean Square Numerics from Road Surface Elevation Profile Records (Withdrawn 1998)
ASTM G174-04(2017) Standard Test Method for Measuring Abrasion Resistance of Materials by Abrasive Loop Contact
ASTM D4592-12(2017) Standard Specification for Preformed Retroreflective Pavement Marking Tape for Limited Service Life
ASTM PS105-99 Standard Provisional Specification for Dedicated Short-Range Communication (DSRC) Data Link Layer (Withdrawn 2003)
ASTM E2177-01 Standard Test Method for Measuring the Coefficient of Retroreflected Luminance (R_L) of Pavement Markings in a Standard Condition of Wetness
ASTM E2177-11 Standard Test Method for Measuring the Coefficient of Retroreflected Luminance (R_L) of Pavement Markings in a Standard Condition of Wetness
ASTM E1572-93 Standard Practice for Classifying Highway Vehicles from Known Axle Count and Spacing (Withdrawn 2002)
ASTM E1743-96 Standard Practice for Selection and Use of Portable Retroreflectomers for the Measurement of Pavement Marking Materials (Withdrawn 2003)
ASTM E2176-01 Standard Test Method for Measuring the Coefficient of Retroreflected Luminance (R_L) of Pavement Markings in a Standard Condition of Continuous Wetting
ASTM E2177-19 Standard Test Method for Measuring the Coefficient of Retroreflected Luminance (RL) of Pavement Markings in a Standard Condition of Wetness
ASTM E2177-18 Standard Test Method for Measuring the Coefficient of Retroreflected Luminance (RL) of Pavement Markings in a Standard Condition of Wetness
ASTM E2177-01(2009) Standard Test Method for Measuring the Coefficient of Retroreflected Luminance (R_L) of Pavement Markings in a Standard Condition of Wetness
ASTM E2177-20 Standard Test Method for Measuring the Coefficient of Retroreflected Luminance (RL) of Pavement Markings using the Bucket Method in a Condition of Wet Recovery
ASTM E1710-18 Standard Test Method for Measurement of Retroreflective Pavement Marking Materials with CEN-Prescribed Geometry Using a Portable Retroreflectometer

European Committee for Standardization (CEN), loop r

EN 16602-70-10:2015 Space product assurance - Qualification of printed circuit boards
EN 16602-70-11:2015 Space product assurance - Procurement of printed circuit boards
EN 16290-1:2014 Glass packaging - Screw finishes for pressure capsules - Part 1: Returnable glass MCA 7@5 R finish
EN 14367:2005 Non controllable backflow preventer with different pressure zones - Family C, type A
HD 450.4 S1-1984 Hearing aids; part 4: magnetic field strength in audio-frequency induction loops for hearing aid purposes
EN 16602-70-28:2014 Space product assurance - Repair and modification of printed circuit board assemblies for space use
FprEN 13433-2021 Devices to prevent pollution by backflow of potable water - Mechanical disconnector, direct actuated - Family G, type A
EN 500-3:2006+A1:2008 Mobile road construction machinery - Safety - Part 3: Specific requirements for soil-stabilising machines and recycling machines
EN 500-3:1995 Mobile Road Construction Machinery - Safety - Part 3: Specific Requirements for Soil Stabilization Machines
prEN ISO 20500-3 Mobile road construction machinery - Safety - Part 3: Specific requirements for soil-stabilising machines and recycling machines (ISO/DIS 20500-3:2020)

British Standards Institution (BSI), loop r

BS EN 16602-70-11:2015 Space product assurance. Procurement of printed circuit boards
BS EN 16602-70-10:2015 Space product assurance. Qualification of printed circuit boards
BS EN 528:2021+A1:2022 Rail dependent storage and retrieval equipment. Safety requirements for S/R machines
21/30419366 DC BS ISO 4975. Railway Applications. Braking system. Quality of compressed air for pneumatic apparatuses and circuits use
19/30385585 DC BS EN 528. Rail dependent storage and retrieval equipment. Safety requirements for S/R machines
BS PD CLC/TR 50083-10-1:2014 Cable networks for television signals, sound signals and interactive services. Guidelines for the implementation of return paths in cable networks
BS EN 50083-10:2002 Cabled distribution systems for television and sound signals - System performance for return paths
BS EN 62382:2013 Control systems in the process industry. Electrical and instrumentation loop check
BS ISO 13674-1:2010 Road vehicles - Test method for the quantification of on-centre handling - Weave test
PD CLC/TS 50459-2:2021 Railway applications. Communication, signalling and processing systems. European Rail Traffic Management System. Ergonomic arrangements of GSM-R information
BS ISO/IEC 7816-10:2000 Identification cards - Integrated circuit(s) cards with contacts - Electronic signals and answer to reset for synchronous cards
BS EN 500-3:2006+A1:2008 Mobile road construction machinery - Safety - Part 3:Specific requirements for soil-stabilizing machines and recycling machines
22/30448003 DC BS EN 17690-1. Components for BAC Control Loop. Sensors - Part 1. Room temperature sensors
BS EN 50122-3:2022 Tracked Changes. Railway applications. Fixed installations. Electrical safety, earthing and the return circuit. Mutual Interaction of AC and DC traction systems
BS EN 12561-2:2003 Railway applications - Tank wagons - Bottom emptying devices for liquid products including vapour return
BS EN 50122-1:2011+A1:2011 Railway applications. Fixed installations. Electrical safety, earthing and the return circuit. Protective provisions against electric shock
BS EN 50488:2021 Railway applications. Fixed installations. Electrical protective measures for working on or near an overhead contact line system and/or its associated return circuit
DD CLC/TS 50459-4:2005 Railway applications. Communication, signalling and processing systems. European rail traffic management system. Driver-machine interface. Data entry for the ERTMS/ETCS/GSM-R systems
BS ISO 19013-2:2016 Tracked Changes. Rubber hoses and tubing for fuel circuits for internal combustion engines. Specification. Gasoline fuels
BS ISO 19013-1:2019 Tracked Changes. Rubber hoses and tubing for fuel circuits for internal combustion engines. Specification. Diesel fuels
PD CLC/TS 50459-1:2021 Railway applications. Communication, signalling and processing systems. European Rail Traffic Management System. Driver-Machine Interface. General principles for the presentation of ERTMS/ETCS/GSM-R information
12/30247717 DC BS IEC 62128-3. Railway applications. Fixed installations. Electrical safety, earthing and the return circuit. Part 3. Mutual Interaction of a.c. and d.c. traction systems
20/30430763 DC BS EN 50122-3. Railway applications. Fixed installations. Electrical safety, earthing and the return circuit. Part 3. Mutual Interaction of AC and DC traction systems
18/30364390 DC BS EN 50488. Railway applications. Fixed Installations. Electrical protective measures for working on or near an overhead contact line system and/or its associated return circuit
DD CEN/TS 15213-6:2011 Road transport and traffic telematics. After-theft services for the recovery of stolen vehicles. Test procedures
12/30247714 DC BS IEC 62128-2. Railway applications. Fixed installations. Electrical safety, earthing and the return circuit. Part 2. Provisions against the effects of stray currents caused by d.c. traction systems
BS EN 50122-2:2022 Tracked Changes. Railway applications. Fixed installations. Electrical safety, earthing and the return circuit. Provisions against the effects of stray currents caused by DC traction systems
20/30430760 DC BS EN 50122-2. Railway applications. Fixed installations. Electrical safety, earthing and the return circuit. Part 2. Provisions against the effects of stray currents caused by DC traction systems
18/30338010 DC BS ISO 20890-4. In-service inspections for primary coolant circuit components of light water reactors. Part 4. Visual testing
18/30338007 DC BS ISO 20890-3. In-service inspections for primary coolant circuit components of light water reactors. Part 3. Hydrostatic testing
PD CLC/TR 50083-10-1:2014 Cable networks for television signals, sound signals and interactive services. Guidelines for the implementation of return paths in cable networks
BS EN 60728-10:2002 Cable networks for television signals, sound signals and interactive services. System performance for return paths
BS EN 60728-10:2006 Cable networks for television signals, sound signals and interactive services - Part 10: System performance for return paths
BS ISO 18443:2013 Space data and information transfer systems. Space Link Extension. Application Program Interface for Return Channel Frames Service
BS ISO 18442:2013 Space data and information transfer systems. Space Link Extension. Application Program Interface for Return All Frames Service
BS EN 60728-10:2014 Cable networks for television signals, sound signals and interactive services. System performance for return paths
BS ISO 18443:2016 Space data and information transfer systems. Space link extension. Application program interface for return channel frames service
BS ISO 18442:2016 Space data and information transfer systems. Space link extension. Application program interface for return all frames service
BS EN 50122-3:2010 Railway applications. Fixed installations. Electrical safety, earthing and the return circuit. Mutual interaction of a.c. and d.c. traction systems
20/30371454 DC BS EN ISO 20500-3. Mobile road construction machinery. Safety. Part 3. Specific requirements for soil-stabilising machines and recycling machines

NEMA - National Electrical Manufacturers Association, loop r

NEMA RP 1-1981 RENEWAL PARTS FOR MOTORS AND GENERATORS (PERFORMANCE@ SELECTION AND MAINTENANCE) (R 1987); REVISION - OCTOBER 1987 (WITHDRAWN)
NEMA SG 4-1975 ALTERNATING-CURRENT HIGH- VOLTAGE CIRCUIT BREAKERS; REVISION 1 - NOVEMBER 1977@ EDITORIAL CORRECTION TO REVISION 1 - DECEMBER 1977 (WITHDRAWN)

AT-ON, loop r

ONORM C 9235-1991 Bitumen road emulsions — Testing — Recuperation of hydrocarbon binder
ONORM V 5052-2001 Air braking systems for road vehicles - Check valve - Dimensions and requirements
ONORM V 5056-2001 Air braking systems for road vehicles - Shuttle valve return flow - Dimensions and requirements
ONORM B 3689-2-1993 Recovery of bitumen from Solutions — Polymer modified bitumen for road construction

HU-MSZT, loop r

MSZ 10159/4-1987

International Commission on Illumination (CIE), loop r

CIE 113-1995 Maintained Night-Time Visibility of Retroreflective Road Signs (E)

Danish Standards Foundation, loop r

DS/EN 528:2021 Rail dependent storage and retrieval equipment – Safety requirements for S/R machines
DS/EN 62382:2013 Control systems in the process industry - Electrical and instrumentation loop check
DS/IEC 118-4:1982 Methods of measurement of electroacoustical caracterisics of hearing aids. Part 4: Magnetic field strength in audio-frequency induction loops for hearing aid purposes
DS/ISO 9067:1991 Information processing systems. Data communication. Automatic fault isolation procedures using test loops
DS/ISO 3147:1976 Heat exchangers. Verification of thermal balance of water-fed or steam-fed primary circuits. Principles and test requirements
DS/EN 50122-3:2011 Railway applications - Fixed installations - Electrical safety, earthing and the return circuit - Part 3: Mutual Interaction of a.c. and d.c. traction systems
DS/IEC 62128-3:2013 Railway applications - Fixed installations - Electrical safety, earthing and the return circuit - Part 3: Mutual interaction of a.c. and d.c. traction systems
DS/CLC/TS 50459-2:2021 Railway applications – Communication, signalling and processing systems – European Rail Traffic Management System – Part 2: Ergonomic arrangements of GSM-R information
DS/EN 50122-2:2011 Railway applications - Fixed installations - Electrical safety, earthing and the return circuit - Part 2: Provisions against the effects of stray currents caused by d.c. traction systems
DS/EN 12561-2:2011 Railway applications - Tank wagons - Part 2: Bottom emptying devices for liquid products including vapour return
DS/EN 12561-5:2011 Railway applications - Tank wagons - Part 5: Devices for vapour return while filling or emptying of liquid products
DS/EN 50083-10 - 60728-10/Corr. 1:2009 Cable networks for television signals, sound signals and interactive services - Part 10: System performance for return paths
DS/EN 50083-10 - 60728-10:2003 Cable networks for television signals, sound signals and interactive services - Part 10: System performance for return paths
DS/ETS 300455-2:2002 Broadband Integrated Services Digital Network (B-ISDN); Broadband Virtual Path Service (BVPS); Part 2: BVPS for Reserved communications (BVPS-R)
DS/CLC/TS 50459-4:2005 Railway applications - Communication, signalling and processing systems - European Rail Traffic Management System - Driver-Machine Interface - Part 4: Data entry for the ERTMS/ETCS/GSM-R systems
DS/ISO 5784-1:1989 Fluid power systems and components. Fluid logic circuits. Part 1: Symbols for binary logic and related functions
DS/CLC/TS 50459-3:2005 Railway applications - Communication, signalling and processing systems - European Rail Traffic Management System - Driver-Machine Interface - Part 3: Ergonomic arrangements of ERTMS/GSM-R information
DS/CLC/TS 50459-1:2021 Railway applications – Communication, signalling and processing systems – European Rail Traffic Management System – Driver-Machine Interface – Part 1: General principles for the presentation of ERTMS/ETCS/GSM-R information

ZA-SANS, loop r

SANS 8232:1988 Closed-circuit dry-cleaning machines - Defining and checking of machine characteristics

Standard Association of Australia （SAA）, loop r

AS 60118.4:2007 Hearing aids - Magnetic field strength in audio-frequency induction loops for hearing aid purposes
RUL PL.34-2002 Rulings to plumbing and piping systems Standards - Polypropylene piping type (PP-R) (Ruling to AS/NZS 3500.1.2-1998)
AS/ACIF S043.3:2001 Requirements for Customer Equipment for connection to a metallic local loop interface of a Telecommunications Network - DC, low frequency AC and voiceband
RUL PL.1-2002 Rulings to plumbing and piping systems Standards - Installation of backflow prevention devices (Ruling to AS 3500.1-1992)
RUL PL.35-2002 Rulings to plumbing and piping systems Standards - Polypropylene random co-polymer (PP-R) pipe (Ruling to AS/NZS 3500.1.2:1998)
AS 2341.30:2021 Methods of testing bitumen and related roadmaking products, Method 30: Recovery of residue from bituminous emulsion

SE-SIS, loop r

SIS SS-ISO 8027:1986 Road vehicles - Air filter elements for passenger cars - Types P and R - Dimensions

PT-IPQ, loop r

ITU-T - International Telecommunication Union/ITU Telcommunication Sector, loop r

ITU-T R.115-1989 Maintenance Loops for TDM-Systems - Telegraph Transmission (Study Group IX) 5 pp
ITU-T G.131-1989 Stability and Echo - General Characteristics of International Telephone Connections and Circuits (Study Groups 12 and 15)
ITU-T G.131-1996 Control of Talker Echo - Series G: Transmission Systems and Media International Telephone Connections and Circuits - General Characteristics of the 4-Wire Chain Formed by the International Circuits and National Extension Circuits (Study Group 12)
ITU-T G.161-1989 Echo-Suppressors Suitable for Circuits Having Either Short or Long Propagation Times - General Characteristics of International Telephone Connections and Circuits (Study Groups XII and XV; 1 pp; Cancelled)

RU-GOST R, loop r

GOST R IEC 62382-2016 Control systems in the process industry. Electrical and instrumentation loop check
GOST 1204-1967 Rotable brake shoe holder of the brake shoe for vehiclef of 1524 mm gauge. Specifications
GOST 20219-1974 Water contoured heating appliances for domestic use. Specifications
GOST 26841-1986 Water chemistry of nuclear power plants with high power boiling water reactors. Quality codes for water coolant of primary and control and safety system circuits and means of their realization
GOST 3269-1978 Stationary brake shoe holder for freight wagons of the 1520 mm gauge railways. Specifications
GOST R ISO/IEC 9067-1998 Information technology. Data communication. Automatic fault isolation procedures using test loops
GOST 24264-1980 Conical connections of the breathing circuit of the inhalation anaesthetic apparatus and lung ventilator. Design and dimensions

ES-UNE, loop r

UNE-EN 62382:2013 Control systems in the process industry - Electrical and instrumentation loop check (Endorsed by AENOR in April of 2013.)
UNE-CLC/TS 50459-2:2021 Railway applications - Communication, signalling and processing systems - European Rail Traffic Management System - Part 2: Ergonomic arrangements of GSM-R information (Endorsed by Asociación Española de Normalización in May of 2021.)
UNE-EN 50488:2021 Railway applications - Fixed Installations - Electrical protective measures for working on or near an overhead contact line system and/or its associated return circuit
UNE-EN 60728-10:2014 Cable networks for television signals, sound signals and interactive services - Part 10: System performance for return paths (Endorsed by AENOR in August of 2014.)
UNE-CLC/TS 50459-1:2021 Railway applications - Communication, signalling and processing systems - European Rail Traffic Management System - Driver-Machine Interface - Part 1: General principles for the presentation of ERTMS/ETCS/GSM-R information (Endorsed by Asociación Esp...

The American Road & Transportation Builders Association, loop r

AASHTO PP32-1996 Standard Practice for Measuring Pavement Profile Using a Dipstick 2000 Edition R(2000)
AASHTO T 250-1997 Standard Method of Test for Thermoplastic Traffic Line Material HM-22; PART IIB R(2001)
AASHTO R19-1994 Standard Recommended Practice for Operational Guidelines on Test Pits for Evaluating Pavement Performance Twentieth Edition R(1999)
AASHTO R 9-1997 Standard Recommended Practice for Acceptance Sampling Plans for Highway Construction HM-22; Part IB R(2000)
AASHTO GD-2-1965 A Policy on Geometric Design of Rural Highways Withdrawn Replaced by AASHTO GDHS
AASHTO T 230-1968 Standard Method of Test for Determining Degree of Pavement Compaction of Bituminous Aggregate Mixtures HM-22; PART IIB R(2000)
AASHTO TP28-1994 Standard Test Method for the Detection of Voids under Rigid Pavement 2000 Edition; Interim Edition 4/2001 R(1996)
AASHTO M17-1995 Standard Specification for Mineral Filler for Bituminous Paving Mixtures Twentieth Edition; ASTM D242-95 R(1999)
AASHTO M43-1988 Standard Specification for Sizes of Aggregate for Road and Bridge Construction Twentieth Edition; ASTM D448-86 (1993) R(1999)
AASHTO T 292-1997 Standard Method of Test for Resilient Modulus of Subgrade Soils and Untreated Base/Subbase Materials HM-22; Part IIA R(2000)

Consultative Committee for Space Data Systems (CCSDS), loop r

CCSDS 915.1-M-1-2008 Space link extension - Application program interface for return all frames service
CCSDS 915.2-M-1-2008 Space link extension - Application program interface for return channel frames service
CCSDS 915.5-M-1-2008 Space link extension - Application program interface for return operational control fields service

Alliance of Telecommunications Industry Solutions （ATIS), loop r

ATIS T1.TR.31-1994 Delay and Echo Performance Guidelines for SONET Self-Healing Rings During Diversity Routing

ATIS - Alliance for Telecommunications Industry Solutions, loop r

T1.TR.31-1994 Delay and Echo Performance Guidelines for SONET Self-Healing Rings During Diversity Routing
0600030-2016 Line-Powering of Telecommunications Equipment on Outside Plant (OSP) Copper Twisted Pair Loops (Includes Access to Additional Content)
0300206-2001 Digital Exchanges and PBXs – Digital Circuit Loopback Test Line with N – DS0 Capability
T1.206-2001 Digital Exchanges and PBXs - Digital Circuit Loopback Test Line with N [infinity] DS0 Capability
T1.206-1994 Telecommunications - Digital Exchanges and PBXs - Digital Circuit Loopback Test Line with N x DSO Capability

GOSTR, loop r

GOST 20219-1993 Water contoured heating appliances tor domestic use. General specifications
GOST R 58952.3-2020 Automobile roads of general use. Road bituminous emulsions. Method for recovery of bitumen binder from bituminous emulsions by evaporation

GB-REG, loop r

REG NASA-LLIS-0375-1995 Lessons Learned ?Telemetry Data Return and Telecom Link Margin Strategy

ITU-R - International Telecommunication Union/ITU Radiocommunication Sector, loop r

ITU-R P.1623-2003 Prediction method of fade dynamics on Earth-space paths (Question ITU-R 201/3)
ITU-R P.434-6-1995 ITU-R Reference Ionospheric Characteristics and Methods of Basic MUF@ Operational MUF and Ray-Path Prediction
REPORT M.2205-2010 Results of studies of the AM(R)S allocation in the band 960-1 164 MHz and of the AMS(R)S allocation in the band 5 030-5 091 MHz to support control and non-payload communications links for unmanned aircraft systems

Electronic Components, Assemblies and Materials Association, loop r

ECA EIA-364-109-2003 TP-109 LOOP INDUCTANCE MEASUREMENT TEST PROCEDURE FOR ELECTRICAL CONNECTORS (1 nH ?10 nH)

International Electrotechnical Commission (IEC), loop r

IEC 62382:2012 Control systems in the process industry - Electrical and instrumentation loop check
IEC 60728-10:2001 Cabled distribution systems for television and sound signals - Part 10: System performance of return path
IEC 60728-10:2005 Cable networks for television signals, sound signals and interactive services - Part 10: System performance of return path
IEC 60728-14:2014 Cable networks for television signals, sound and interactive services - Part 14: Optical return path systems using RFoG technology
IEC 60728-10:2014 Cable networks for television signals, sound signals and interactive services - Part 10: System performance of return paths (TA5)

AASHTO - American Association of State Highway and Transportation Officials, loop r

M156-1989 Standard Specification for Requirements for Mixing Plants for Hot-Mixed@ Hot-Laid Bituminous Paving Mixtures (R 1993)
M153-1994 Standard Specification for Preformed Sponge Rubber and Cork Expansion Joint Fillers for Concrete Paving and Structural Construction (ASTM D1752-84 (R 1992))

PL-PKN, loop r

PN E05024-1992 Corrosion protection. Reduction of leakage of stray currents from traction return circuits of direct current
PN-EN 50488-2021-06 E Railway applications - Fixed installations - Electrical protective measures for working on or near an overhead contact line system and/or its associated return circuit

NO-SN, loop r

NS 1114-1982 Hydraulic quick attaching coupler between agricultural tractor and brake circuit on trailer

IPC - Association Connecting Electronics Industries, loop r

IPC J-STD-020-1996 Moisture/Reflow Sensitivity Classification for Plastic Integrated Circuit Surface Mount Devices

AIAA - American Institute of Aeronautics and Astronautics, loop r

S-124-2007 Adaptations and Conversions of CCSDS Space Link Extension Return All Frames Transfer Service

KR-KS, loop r

KS R ISO 26262-11-2021 Road vehicles — Functional Safety — Part 11: Guidelines on application of KS R ISO 26262 to semiconductors
KS C IEC 60118-4-2017 Hearing aids－Part 4：Magnetic field strength in audio－frequency induction loops for hearing aid purposes
KS C IEC 62128-3-2022 Railway applications — Fixed installations — Electrical safety, earthing and the return circuit — Part 3: Mutual interaction of a.c. and d.c. traction systems
KS C IEC 61881-3-2022 Railway applications — Fixed installations — Electrical safety, earthing and the return circuit — Part 3: Mutual interaction of a.c. and d.c. traction systems
KS C IEC 62128-2-2021 Railway applications — Fixed installations — Electrical safety, earthing and the return circuit — Part 2: Provisions against the effects of stray currents caused by d.c. traction systems
KS M ISO 19013-2-2017 Rubber hoses and tubing for fuel circuits for internal combustion engines — Specification — Part 2: Gasoline fuels
KS C IEC 62489-2-2017 Electroacoustics — Audio-frequency induction loop systems for assisted hearing — Part 2: Methods of calculating and measuring the low-frequency magnetic field emissions from the loop for assessing con
KS C IEC 62489-1-2017 Electroacoustics — Audio-frequency induction loop systems for assisted hearing — Part 1: Methods of measuring and specifying the performance of system components

Canadian Standards Association (CSA), loop r

CSA ISO/IEC-11575-CAN/CSA:1996 Information Technology - Telecommunications and Information Exchange between Systems - Protocol Mappings for the OSI Data Link Service R(2000)
CSA ISO/IEC-7816-4-CAN/CSA:1997 Information Technology - Identification Cards - Integrated Circuit(s) Cards with Contacts - Part 4: Interindustry Commands for Interchange R(2001)
CSA ISO/IEC-3309-95-CAN/CSA:1995 Information Technology - Telecommunications and Information Exchange between Systems - High-Level Data Link Control (HDLC) Procedures - Frame Structure R(1999)

IN-BIS, loop r

IS 13878-1993 Extracorporeal blood circuit for haemodialysers, haemofilters and haemoconcentrators - specification

Lithuanian Standards Office , loop r

LST EN 50122-3-2011 Railway applications - Fixed installations - Electrical safety, earthing and the return circuit -- Part 3: Mutual Interaction of a.c. and d.c. traction systems
LST CLC/TS 50459-2-2021 Railway applications - Communication, signalling and processing systems - European Rail Traffic Management System - Part 2: Ergonomic arrangements of GSM-R information
LST EN 50488-2021 Railway applications - Fixed installations - Electrical protective measures for working on or near an overhead contact line system and/or its associated return circuit
LST EN 50122-2-2011 Railway applications - Fixed installations - Electrical safety, earthing and the return circuit -- Part 2: Provisions against the effects of stray currents caused by d.c. traction systems
LST EN 12561-5-2011 Railway applications - Tank wagons - Part 5: Devices for vapour return while filling or emptying of liquid products
LST EN 12561-2-2011 Railway applications - Tank wagons - Part 2: Bottom emptying devices for liquid products including vapour return
LST EN 50083-10-2002/AC-2006 Cable networks for television signals, sound signals and interactive services - Part 10: System performance for return paths
LST ETS 300 455-2 Leid.1-2006 Broadband Integrated Services Digital Network (B-ISDN);Broadband Virtual Path Service (BVPS);Part 2: BVPS for Reserved communications (BVPS-R)
LST EN 50083-10-2002 Cable networks for television signals, sound signals and interactive services. Part 10: System performance for return paths
LST CLC/TS 50459-1-2021 Railway applications - Communication, signalling and processing systems - European Rail Traffic Management System - Driver-Machine Interface - Part 1: General principles for the presentation of ERTMS/ETCS/GSM-R information

CENELEC - European Committee for Electrotechnical Standardization, loop r

PREN 50488-2018 Railway applications - Fixed Installations - Electrical protective measures for working on or near an overhead contact line system and/or its associated return circuit
EN 50083-10:1999 Cabled Networks for Television Signals@ Sound Signals and Interactive Services Part 10: System Performance for Return Paths

RTCA - RTCA@ Inc., loop r

RTCA DO-231-1996 Design Guidelines and Recommended Standards for the Implementation and Use of AMS(R)S Voice Services in a Data Link Environment

AT-OVE/ON, loop r

OVE EN 50122-3-2021 Railway applications - Fixed installations - Electrical safety, earthing and the return circuit - Part 3: Mutual Interaction of AC and DC traction systems (english version)
OVE EN 50488-2021 Railway applications - Fixed installations - Electrical protective measures for working on or near an overhead contact line system and/or its associated return circuit (german version)

BE-NBN, loop r

NBN-ISO 5784-3:1990 Fluid power systems and components - Fluid logic circuits - Symbols for logic sequencers and related functions
NBN-ISO 5784-2:1990 Fluid power systems and components - Fluid logic circuits - Symbols for supply and exhausts as related to logic symbols

NZ-SNZ, loop r

AS/NZS 2341.30:1996 Methods of Testing Bitumen and Related Roadmaking Products Method 30: Recovery of Residue from Bituminous Emulsion

IX-EU/EC, loop r

COM(2007) 727 FINAL-2007 COMMUNICATION FROM THE COMMISSION Review of the Lamfalussy process Strengthening supervisory convergence

VN-TCVN, loop r

TCVN 6901-2001 Road vehicles.Retrorefiecting devices for power-driven vehicles and trailers.Requirements and test methods in type approval

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会, loop r

GB/T 18802.311-2017 Components for low-voltage surge protective devices—Part 311: Performance requirements and test circuits for gas discharge tubes(GDT)

(U.S.) Plastic Pipe Association, loop r

PPI STA. Q-2007 Plastics Pipe Institute Position Statement on Polyethylene Materials For Closed-Loop Ground-Coupled Refrigeration and Heating Applications

(U.S.) Telecommunications Industries Association , loop r

TIA-455-107-A-1999 FOTP-107 Determination of Component Reflectance or Link/System Return Loss Using a Loss Test Set

Aerospace, Security and Defence Industries Association of Europe (ASD), loop r

ASD-STAN PREN 3475-810-2007 Aerospace series Cables, electrical, aircraft use Test methods Part 810: Structural return loss (Edition P 1)

未注明发布机构, loop r

DIN EN 13483:2005 Rubber and plastic hoses and hose lines with internal gas return for fuel pumps at gas stations – requirements
BS EN 50083-10:1999 Cable networks for television signals, sound signals and interactive services — Part 10 : System performance for return paths

RO-ASRO, loop r

STAS SR ISO 5784-1:1988 Fluid power systems and components-Fluid logic circuits-Part 1: Symbols for binary logic and related functions