Environmental level and protection level

Environmental level and protection level, Total:206 items.

In the international standard classification, Environmental level and protection level involves: Electrical equipment for working in special conditions, Explosion protection, Environmental testing, Electrical and electronic testing, Shipbuilding and marine structures in general, Rotating machinery, Environmental protection, Protection against fire, Acoustics and acoustic measurements, Telecommunication terminal equipment, Services, Noise with respect to human beings, Construction industry, Telecommunication systems, Construction materials, Ferrous metals, Company organization and management, Wastes, Information technology (IT) in general, Occupational safety. Industrial hygiene, Protective equipment, Nuclear energy engineering, Air quality, (No title), Farming and forestry, Accident and disaster control, Optoelectronics. Laser equipment, Extraction and processing of petroleum and natural gas, Hydraulic fluids, Products of the chemical industry, Fasteners for aerospace construction, Heat pumps, Refrigerating technology, Fasteners, Electromechanical components for electronic and telecommunications equipment, Electromagnetic compatibility (EMC).

Standard Association of Australia （SAA）, Environmental level and protection level

AS/NZS 60079.26:2007 Explosive atmospheres - Equipment with equipment protection level (EPL) Ga
AS/NZS 60079.1:2007 Explosive atmospheres - Equipment protection by flameproof enclosures ?d?
AS/NZS 60079.26:2015 Equipment for explosive atmospheres with Equipment Protection Level (EPL) Ga
AS/NZS IEC 60079.26:2023 Explosive atmospheres, Part 26: Equipment with Separation Elements or combined Levels of Protection
AS/NZS 2381.2:2006 Electrical equipment for explosive atmospheres - Selection, installation and maintenance - Flameproof enclosure ?d?
AS 2252.2:1994 Biological safety cabinets - Laminar flow biological safety cabinets (Class II) for personnel, environment and product protection
AS/NZS 60079.1.1:2002 Electrical apparatus for explosive gas atmospheres - Flameproof enclosures 'd' - Method of test for ascertainment of maximum experimental safe gap

BE-NBN, Environmental level and protection level

NBN C 23-103 ADD 2-1988 Electrical apparatus for potentially explosive atmospheres - Flameproof enclosure "d"
NBN-EN 60721-3-3-1994 Classification of environmental conditions. Part 3: Classification of groups of environmental parameters and their severities. Stationary use at weatherprotected locations
NBN-EN 60721-3-4-1994 Classification of environmental conditions. Part 3: Classification of groups of environmental parameters and their severities. Stationary use at non-weatherprotected locations

Korean Agency for Technology and Standards (KATS), Environmental level and protection level

KS C 0916-1995(2000) ELECTRICAL APPARATUS FOR EXPLOSIVE GAS ATMOSPHERES-TYPE OF PROTECTION "P"
KS C IEC 60079-26:2022 Explosive atmospheres — Part 26: Equipment with Separation Elements or combined Levels of Protection
KS C IEC TR 60721-4-6-2024 Classification of environmental conditions — Part 4-6: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 — Ship environment
KS C IEC 60079-26:2012 Explosive atmospheres－ Part 26：Equipment with equipment protection level(EPL) Ga
KS C IEC TR 60721-4-0:2022 Classification of environmental conditions — Part 4-0: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 – Intro
KS C IEC TR 60721-4-1:2022 Classification of environmental conditions — Part 4-1: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 — Stora
KS C IEC TR 60721-4-5-2024 Classification of environmental conditions — Part 4-5: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 — Ground vehicle installations
KS I ISO 3747:2002 Acoustics-Determination of sound power levels of noise sources-Comparison method in situ

Beijing Provincial Standard of the People's Republic of China, Environmental level and protection level

DB11/ 255-2004 The level of security risk and technical protection foruniversity and college series
DB11/ 336-2006 The level of security risk and technical protection formedical treatment and hygiene organization
DB11/T 1937-2021 Specifications for the classification of river water environment maintenance and river green space management and protection

RU-GOST R, Environmental level and protection level

GOST 31610.26-2012 Explosive atmospheres. Part 26. Equipment with equipment protection level (EPL) Ga
GOST 31442-2011 Group I, equipment protection level Ma intended to remain functional in atmosphere endangered by firedamp and/or coal dust
GOST R EN 50303-2009 Group I, equipment protection level Ma intended to remain functional in atmosphere endangered by firedamp and/or coal dust
GOST R 53613-2009 Classification overall performance of influence of environmental conditions appearing in nature on the technical products. Precipitation and wind

British Standards Institution (BSI), Environmental level and protection level

BS EN 60079-26:2007 Explosive atmospheres. Equipment with equipment protection level (EPL) Ga
BS EN IEC 60079-26:2024 Explosive atmospheres - Equipment with Separation Elements or combined Levels of Protection
PD IEC TR 60721-4-3:2002 Classification of environmental conditions. Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068. Stationary use at weatherprotected locations
PD IEC/TR 60721-4-3:2002 Classification of environmental conditions. Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068. Stationary use at weatherprotected locations
PD IEC TR 60721-4-6:2002 Classification of environmental conditions. Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068. Ship environment
PD IEC/TR 60721-4-4:2002 Classification of environmental conditions. Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068. Stationary use at non-weatherprotected locations
PD IEC/TR 60721-4-0:2002 Classification of environmental conditions. Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068. Introduction
PD IEC/TR 60721-4-2:2002 Classification of environmental conditions. Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068. Transportation
PD IEC/TR 60721-4-1:2002 Classification of environmental conditions. Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068. Storage
PD IEC/TS 60721-4-3:2023 Classification of environmental conditions. Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3-3 to the environmental tests of IEC 60068. Stationary use at weather protected locations
BS EN 60721-3-3:1995 Classification of environmental conditions - Classification of groups of environmental parameters and their severities - Stationary use at weatherprotected locations
PD IEC TR 60721-4-2:2002 Classification of environmental conditions. Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068. Transportation
PD IEC TR 60721-4-5:2002 Classification of environmental conditions. Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068. Ground vehicle installations
BS EN 60721-3-4:1995 Classification of environmental conditions - Classification of groups of environmental parameters and their severities - Stationary use at non-weatherprotected locations
BS ISO 22341:2021 Security and resilience. Protective security. Guidelines for crime prevention through environmental design
24/30485877 DC BS EN IEC 60079-26 ED5 Explosive atmospheres - Part 26: Equipment with Separation Elements or combined Levels of Protection
PD IEC TR 60721-4-7:2001 Classification of environmental conditions. Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068. Portable and non-stationary use
PD IEC TR 60721-4-7:2002 Classification of environmental conditions. Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068. Portable and non-stationary use
BS PD CEN/TR 14489:2005 Fire-resistant hydraulic fluids — Classification and specification — Guidelines on selection for the protection of safety, health and the environment
BS DD CEN/TS 15119-2:2008 Durability of wood and wood-based products - Determination of emissions from preservative treated wood to the environment - Wooden commodities exposed in Use Class 4 or 5 (in contact with the ground, fresh water or sea water) - Laboratory method
BS A 345:1999 Nuts, hexagonal, self-locking, with counterbore and captive washer, with MJ threads, classifications: 1100 MPa (at ambient temperature)/235°C, 1100 MPa (at ambient temperature)/315°C, 1100 MPa (at ambient temperature)/425°C. Dimensions
PD IEC TR 60721-4-4:2002 Classification of environmental conditions - Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068: Stationary use at non-weatherprotected locations
BS PD CEN/TR 16663:2014 Durability of wood and wood-based products. Determination of emissions from preservative treated wood to the environment. Wooden commodities exposed in Use Class 3 (Not covered, not in contact with the ground). Semi-field method
BS PD CEN/TS 16663:2016 Durability of wood and wood-based products. Determination of emissions from preservative treated wood to the environment. Wooden commodities exposed in Use Class 3 (Not covered, not in contact with the ground). Semi-field method

Danish Standards Foundation, Environmental level and protection level

DS/EN 60079-26:2007 Explosive atmospheres - Part 26: Equipment with equipment protection level (EPL) Ga
DS/IEC 721-3-3:1990 Classification of environmental conditions. Part 3: Classification of groups of environmental parameters and their severities. Stationary use at weather protected locations.
DS/ISO 1996-2:1991 Acoustics. Description and measurement of environmental noise. Part 2: Acquisition of data pertinent to land use

CENELEC - European Committee for Electrotechnical Standardization, Environmental level and protection level

EN 60079-26:2007 Explosive atmospheres - Part 26: Equipment with equipment protection level (EPL) Ga

ES-UNE, Environmental level and protection level

UNE-EN 60079-26:2015 Explosive atmospheres - Part 26: Equipment with Equipment Protection Level (EPL) Ga
UNE 85160:2017/1M:2022 Security doors and hardware. Minimum requirements related to protection and resistance class. Selection, application and installation criteria.

SCC, Environmental level and protection level

DANSK DS/EN 60079-26:2015 Explosive atmospheres - Part 26: Equipment with Equipment Protection Level (EPL) Ga
CEI EN 60079-26:2015 Explosive atmospheres Part 26: Equipment with equipment protection level (EPL) Ga
UNE-EN 60079-26:2007 Explosive atmospheres -- Part 26: Equipment with equipment protection level (EPL) Ga (IEC 60079-26:2006).
BS PD IEC/TR 60721-4-3:2002 Classification of environmental conditions. Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068-Stationary use at weatherprotected locations
BS PD IEC/TR 60721-4-4:2002 Classification of environmental conditions. Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068-Stationary use at non-weatherprotected locations
CSA C22.2 No.60079-26-2022 Explosive atmospheres — Part 26: Equipment with separation elements or combined levels of protection Atmosphères explosives — Partie 26 : Appareil avec éléments de séparation ou niveaux de protection combinés
CAN/CSA C22.2 No.60079-26-2022 Explosive atmospheres -- Part 26: Equipment with separation elements or combined levels of protection
DANSK DS/EN IEC 60079-26:2024 Explosive atmospheres – Part 26: Equipment with Separation Elements or combined Levels of Protection
BS PD IEC/TS 60721-4-3:2023 Classification of environmental conditions-Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3-3 to the environmental tests of IEC 60068. Stationary use at weather protected locations
BS PD IEC/TR 60721-4-0:2002 Classification of environmental conditions. Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068-Introduction
BS PD IEC/TR 60721-4-2:2002 Classification of environmental conditions. Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068-Transportation
DIN CEN/TR 15281:2024 Potentially explosive atmospheres - Explosion prevention and protection - Guidance on inerting for the prevention of explosions; German version CEN/TR 15281:2022
DIN EN 60079-26 E:2012 Draft Document - Explosive atmospheres - Part 26: Equipment with equipment protection level (EPL) Ga (IEC 31/969/CD:2011)
AS 2252.1:1994 Biological safety cabinets - Biological safety cabinets (Class I) for personnel and environment protection
BS PD IEC TR 60721-4-5:2002 Classification of environmental conditions. Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068-Ground vehicle installations
BS PD IEC TR 60721-4-7:2001 Classification of environmental conditions. Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068-Portable and non-stationary use
DIN 40046-721-3 E:2004 Draft Document - Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Stationary use at weatherprotected locations (IEC/TR 60721-4-3:2001 + A1:2003)
AENOR UNE 85160:2017 Doors and security hardware. Minimum requirements related to protection and resistance class. Selection, application and installation criteria.
DIN 40046-721-4 E:2004 Draft Document - Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental test of IEC 60068 - Stationary use at non-weatherprotected locations (IEC/TR 60721-4-4:2001 + A1:2003)
DIN 40046-721-1 E:2004 Draft Document - Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Storage (IEC/TR 60721-4-1:2001 + A1:2003)
DIN 40046-721-2 E:2004 Draft Document - Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Transportation (IEC/TR 60721-4-2:2001 + A1:2003)
AENOR UNE 81202:1980 CORRELATION BETWEEN PERSONAL PROTECTIVE EQUIPMENT FOR THE RESPIRATORY TRACT AND HARMFUL ENVIRONMENTS. CHOICE CRITERIA
CAN/CSA C22.2 No.60079-26-2016(R2021) Explosive atmospheres - Part 26: Equipment with equipment protection level (EPL) Ga (Adopted IEC 60079-26:2014, third edition, 2014-10, with Canadian deviations)
DIN 40046-721-5 E:2004 Draft Document - Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Ground vehicle installations (IEC/TR 60721-4-5:2001 + A1:2003)
DIN 40046-721-7 E:2004 Draft Document - Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Portable and non-stationary use (IEC/TR 60721-4-7:2001 + A1:2003)

GSO, Environmental level and protection level

GSO IEC 60079-26:2007 Explosive atmospheres - Part 26: Equipment with equipment protection level (EPL) Ga
OS GSO IEC 60079-26:2007 Explosive atmospheres - Part 26: Equipment with equipment protection level (EPL) Ga
GSO IEC TR 60721-4-6:2021 Classification of environmental conditions - Part 4-6: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Ship environment
BH GSO IEC TR 60721-4-6:2022 Classification of environmental conditions - Part 4-6: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Ship environment
GSO IEC TR 60721-4-3:2021 Classification of environmental conditions - Part 4-3: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Stationary use at weatherprotected locations
GSO IEC TR 60721-4-4:2021 Classification of environmental conditions - Part 4-4: Guidance for the correlation and transformation of the environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Stationary use at non-weatherprotected locations
BH GSO IEC TR 60721-4-4:2022 Classification of environmental conditions - Part 4-4: Guidance for the correlation and transformation of the environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Stationary use at non-weatherprotected locations
GSO IEC TR 60721-4-1:2021 Classification of environmental conditions - Part 4-1: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Storage
BH GSO IEC TR 60721-4-1:2022 Classification of environmental conditions - Part 4-1: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Storage
OS GSO IEC/TR 60721-4-5:2015 Classification of environmental conditions - Part 4-5: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Ground vehicle installations
BH GSO IEC/TR 60721-4-5:2016 Classification of environmental conditions - Part 4-5: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Ground vehicle installations
GSO IEC 61000-2-12:2008 Electromagnetic compatibility (EMC) - Part 2-12: Environment - Compatibility levels for low-frequency conducted disturbances and signalling in public medium-voltage power supply systems

Association Francaise de Normalisation, Environmental level and protection level

NF EN 60079-26:2015 Explosive atmospheres - Part 26: equipment with equipment protection level (EPL) Ga
NF E35-404-3/IN1:2012 Refrigerating systems and heat pumps - Safety and environmental requirements - Part 3 : installation site and personal protection.

International Electrotechnical Commission (IEC), Environmental level and protection level

IEC 60079-26:2014 Explosive atmospheres – Part 26: Equipment with Equipment Protection Level (EPL) Ga
IEC 60079-26:2014 RLV Explosive atmospheres – Part 26: Equipment with Equipment Protection Level (EPL) Ga
IEC 60721-3-3/COR1:2008 Classification of environmental conditions - Part 3-3: Classification of groups of environmental parameters and their severities - Stationary use at weatherprotected locations
IEC 60079-26:2021 Explosive atmospheres - Part 26: Equipment with Separation Elements or combined Levels of Protection
IEC TR 60721-4-6:2001+AMD1:2003 CSV Classification of environmental conditions - Part 4-6: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Ship
IEC TS 60721-4-3:2023 Classification of environmental conditions - Part 4-3: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Stati
IEC TR 60721-4-3:2001/AMD1:2003 Classification of environmental conditions - Part 4-3: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Stati
IEC TR 60721-4-3:2001+AMD1:2003 CSV Classification of environmental conditions - Part 4-3: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Stati
IEC TR 60721-4-2:2001+AMD1:2003 CSV Classification of environmental conditions - Part 4-2: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Trans
IEC TR 60721-4-1:2001+AMD1:2003 CSV Classification of environmental conditions - Part 4-1: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Stora
IEC TR 60721-4-4:2001/AMD1:2003 Classification of environmental conditions - Part 4-4: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Stati
IEC TR 60721-4-4:2001 Classification of environmental conditions - Part 4-4: Guidance for the correlation and transformation of the environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - S
IEC TR 60721-4-4:2001+AMD1:2003 CSV Classification of environmental conditions - Part 4-4: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Stati
IEC 60721-3-3:1994 Classification of environmental conditions - Part 3: Classification of groups of environmental parameters and their severities; section 3: Stationary use at weatherprotected locations
IEC 60721-3-4:1995 Classification of environmental conditions - Part 3: Classification of groups of environmental parameters and their severities - Section 4: Stationary use at non-weatherprotected locations
IEC 60721-3-3:1994/AMD1:1995 Classification of environmental conditions - Part 3: Classification of groups of environmental parameters and their severities - Section 3: Stationary use at weatherprotected locations; Amendment 1
IEC 60721-3-3:1994/AMD2:1996 Classification of environmental conditions - Part 3: Classification of groups of environmental parameters and their severities - Section 3: Stationary use at weatherprotected locations; Amendment 2
IEC 60721-3-4:1995/AMD1:1996 Classification of environmental conditions - Part 3: Classification of groups of environmental parameters and their severities - Section 4: Stationary use at non-weatherprotected locations; Amendment 1
IEC 60079-26:2006/COR1:2009 Explosive atmospheres - Part 26: Equipment with equipment protection level (EPL) Ga - Corrigendum 1
IEC TR 60721-4-5:2001+AMD1:2003 CSV Classification of environmental conditions - Part 4-5: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Groun
IEC 60721-3-3/AMD2:1993 Classification of environmental conditions; part 3: classification of groups of environmental parameters and their severities; stationary use at weatherprotected locations; amendment 2
IEC TR 60721-4-7:2001/AMD1:2003 Classification of environmental conditions - Part 4-7: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Porta
IEC TR 60721-4-7:2001+AMD1:2003 CSV Classification of environmental conditions - Part 4-7: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 - Porta
IEC TR 60721-4-3:2001 Classification of environmental conditions - Part 4-3: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068; Stationary use at weatherprotected locations
IEC TR 60721-4-3:2003 Classification of environmental conditions - Part 4-3: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068; Stationary use at weatherprotected locations
IEC TR 60721-4-4:2003 Classification of environmental conditions - Part 4-4: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068; Stationary use at non-weatherprotected locations

U.S. Military Regulations and Norms, Environmental level and protection level

ARMY MIL-DTL-11589/199 E-2010 RIBBON, SUPERIOR SERVICE AWARD, U.S. ENVIRONMENTAL PROTECTION AGENCY

European Committee for Electrotechnical Standardization（CENELEC）, Environmental level and protection level

EN 60079-26:2015 Explosive atmospheres - Part 26: Equipment with Equipment Protection Level (EPL) Ga
FprEN IEC 60079-26:2020 Explosive atmospheres - Part 26: Equipment with Separation Elements or combined Levels of Protection

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Environmental level and protection level

GB 3836.20-2010 Explosive atmospheres.Part 20:Equipment with equipment protection level(EPL)Ga
GB 16838-1997 Environmental test methods and severities for fire electronic products
GB 16838-2005 Environmental test methods and severities for fire electronic products
GB/T 3222.2-2009 Acoustics-Description,measurement and assessment of environmental noise-Part 2: Determination of environmental noise levels
GB/T 4798.4-2023 Classification of environmental conditions—Classification of groups of environmental parameters and their severities—Part 4: Stationary use at non-weatherprotected locations
GB/T 4798.3-2023 Classification of environmental conditions—Classification of groups of environmental parameters and their severities—Part 3: Stationary use at weatherprotected locations
GB/T 20159.3-2011 Classification of environmental conditions.Guidance for the correlation and transformation of environmental condition classes to the environmental tests.Stationary use at weatherprotected locations
GB/T 20159.4-2011 Classification of environmental condition.Guidance for the correlation and transformation of environmental condition classes to the environmental tests.Stationary use at non-weatherprotected locations

Military Standard of the People's Republic of China-General Armament Department, Environmental level and protection level

GJB 10011-2021 Warning classification and classification of space environmental disaster events
GJB 9767-2020 Classification and classification of natural interference environment for seeker of active radar of anti-aircraft missile
GJB 9769-2020 Classification and grading of man-made interference environment for seeker of active radar of anti-aircraft missile
GJB 9768-2020 Method for constructing classification and grading of man-made interference environment for seeker of active radar of air defense missile
GJB 9766-2020 Classification and construction method of natural interference environment for seeker of active radar of air defense missile

German Institute for Standardization, Environmental level and protection level

DIN EN 60721-3-3:1995 Classification of environmental conditions - Part 3: Classification of groups of environmental parameters and their severities; section 3: Stationary use at weatherprotected locations (IEC 60721-3-3:1994); German version EN 60721-3-3:1995
DIN ETS 300019-1-3/A1:1998 Equipment engineering (EE) - Environmental conditions and environmental tests for telecommunications equipment - Part 1-3: Classification of environmental conditions; stationary use at weatherprotected locations; Amendment A1; English version ETS 300019-1
DIN EN 60721-3-4:1995 Classification of environmental conditions - Part 3: Classification of groups of environmental parameters and their severities - Section 4: Stationary use at non-weatherprotected locations (IEC 60721-3-4:1995); German version EN 60721-3-4:1995
DIN EN 60079-1:2015 Explosive atmospheres - Part 1: Equipment protection by flameproof enclosures "d" (IEC 60079-1:2014); German version EN 60079-1:2014
DIN EN 120004:1997 Blank detail specification: Ambient rated photocouplers with phototransistor output; German version EN 120004:1992
DIN CEN/TS 15119-2:2008 Durability of wood and wood-based products - Determination of emissions from preservative treated wood to the environment - Part 2: Wooden commodities exposed in Use Class 4 or 5 (in contact with the ground , fresh water or sea water) - Laboratory method;

KR-KS, Environmental level and protection level

KS C IEC 60079-26-2022 Explosive atmospheres — Part 26: Equipment with Separation Elements or combined Levels of Protection
KS C IEC TR 60721-4-0-2022 Classification of environmental conditions — Part 4-0: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 – Intro
KS C IEC TR 60721-4-3-2023 Classification of environmental conditions — Part 4-3: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 — Stati
KS C IEC TR 60721-4-1-2022 Classification of environmental conditions — Part 4-1: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 — Stora
KS C IEC TR 60721-4-2-2023 Classification of environmental conditions — Part 4-2: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 — Trans
KS C IEC TR 60721-4-4-2023 Classification of environmental conditions — Part 4-4: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 — Stati

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, Environmental level and protection level

GB/T 16838-2005 Environmental test methods and severities for fire electronic products

国家市场监督管理总局、中国国家标准化管理委员会, Environmental level and protection level

GB/T 16838-2021 Environmental test and severities for fire electronic products
GB/T 3222.2-2022 Acoustics—Description, measurement and assessment of environmental noise—Part 2: Determination of sound pressure levels
GB/T 39139.1-2020 Shale gas—Environmental protection—Part 1：Pollution prevention and disposal methods for drilling operation

CU-NC, Environmental level and protection level

NC 93-01-103-1987 Standards System for Environment Protection. Hydrosphere. Classification of Underground Waters Utilization
NC 93-03-103-1988 Standards System for Enyironment Protection. Soils. General Requirements for the Classification of Soils According to the Influence of Contaminant Chemical Substances

CEPT - Conference Europeenne des Administrations des Postes et des Telecommunications, Environmental level and protection level

CEPT T/TR 02-09 E-1986 Classification of Environmental Conditions for Stationary Telecommunications Installations at Weather-Protected Locations Environmental Classes 3.1-3.5

Professional Standard - Aerospace, Environmental level and protection level

QJ 2134-1991 Classification and codes of environmental protection system data element environmental pollution prevention and control equipment and facilities

Hainan Provincial Standard of the People's Republic of China, Environmental level and protection level

DB46/T 228-2012 Classification and assessment of environmental quality and service levels of leisure beaches

Group Standards of the People's Republic of China, Environmental level and protection level

T/GIA 003-2020 Guideline for urban ecological environmental protection planning
T/CAQI 340-2023 Classification and evaluation of indoor environment of B&Bs Part 1: Air quality
T/GZZH 001-2020 Indoor Environmental Pollution Prevention and Purification Enterprise Qualification Grade Evaluation Criteria
T/SSEA 0310-2023 Requirements for hierarchical evaluation of environmental protection facilities operation and maintenance organizations in the metallurgical industry
T/SCCF 006-2023 Professional skill level identification—Network security detection and defense Engineer
T/GDCKCJH 034-2021 Test and evaluation method for protection grade of electric vehicle power battery shell
T/HNSNWF 002-2022 Qualification classification and evaluation criteria for construction capacity of indoor environme
T/GBOMA 001-2021 Classification and assessment standards for green building health and environment management service institutions

SSPC - The Society for Protective Coatings, Environmental level and protection level

GUIDE 18-2008 Specifier's Guide for Determining Containment Class and Environmental Monitoring Strategies for Lead-Paint Removal Projects

Underwriters Laboratories (UL), Environmental level and protection level

UL 60079-26-2022 UL Standard for Safety Explosive Atmospheres – Part 26: Equipment with Equipment Protection Level (EPL) Ga
UL 60079-26-2017 UL Standard for Safety Explosive Atmospheres – Part 26: Equipment with Equipment Protection Level (EPL) Ga (Third Edition)
UL 60079-26 (ND)-2017 National Differences For UL 60079-26 Explosive Atmospheres – Part 26: Equipment with Equipment Protection Level (EPL) Ga (Third Edition)
UL 60079-26 BULLETIN-2016 UL Standard for Safety Explosive Atmospheres – Part 26: Equipment with Equipment Protection Level (EPL) Ga (COMMENTS DUE: OCTOBER 3@ 2016)
UL 60079-26 BULLETIN-2017 UL Standard for Safety Explosive Atmospheres – Part 26: Equipment with Equipment Protection Level (EPL) Ga (COMMENTS DUE: JUNE 26@ 2017)

中华人民共和国环境保护部, Environmental level and protection level

环发[2005]109号 Mine ecological environment protection and pollution prevention technical policies

Indonesia Standards, Environmental level and protection level

SNI 04-3901.3-1995 Sound level for electrical area - Part 3: Measurement of sound level at working area and environment

Professional Standard - Post and Telecommunication, Environmental level and protection level

YD/T 1754-2008 Classified Security Protection Requirements for Telecom Network and lnternet for Physics Environment
YD/T 1755-2008 Classified Security Protection Testing Requirements for Telecom Network and Internet for Physics Environment

International Organization for Standardization (ISO), Environmental level and protection level

ISO 22341:2021 Security and resilience - Protective security - Guidelines for crime prevention through environmental design
ISO 3747:2010 Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Engineering/survey methods for use in situ in a reverberant environment

Professional Standard - Machinery, Environmental level and protection level

JB/T 9512-1999 Climate environmental testing equipment and cabinet - Determination of sound power level of noise emitted

Professional Standard - Environmental Protection, Environmental level and protection level

HJ/T 278-2006 Specifications of environmental protection product Single stage & high speed aeration centrifugal blower

US-CFR-file, Environmental level and protection level

CFR 40-82.15-2014 Protection of Environment. Part82:Protection of stratospheric ozone. Section82.15:Prohibitions for class II controlled substances.
CFR 40-82.18-2014 Protection of Environment. Part82:Protection of stratospheric ozone. Section82.18:Availability of production in addition to baseline production allowances for class II controlled substances.

Defense Logistics Agency, Environmental level and protection level

DLA MIL-PRF-87819/1 B-2009 HEADSET-MICROPHONE, HEARING PROTECTIVE TYPE HIGH AMBIENT NOISE LEVELS, 105-125 dB, M87819/1-O1
DLA QPL-87819-10 NOTICE 1-2008 Headset-Microphone (Hearing Protective Type, High and Moderate Ambient Noise Levels), General Specification for
DLA QPL-87819-QPD-2011 Headset-Microphone, (Hearing Protective Type, High and Moderate Ambient Noise Levels), General Specification for

Liaoning Provincial Standard of the People's Republic of China, Environmental level and protection level

DB21/T 2986.5-2018 Risk levels and safety protection in public places Part 5: Communication facilities
DB21/T 2986.6-2018 Risk levels and safety protection in public places Part 6: Library venues
DB21/T 2986.3-2018 Risk level and safety protection in public places Part 3: Town gas system
DB21/T 2986.4-2018 Risk levels and safety protection in public places Part 4: University dormitories
DB21/T 2986.2-2018 Risk levels and safety protection in public places Part 2: Urban water supply industry
DB21/T 2986.1-2018 Risk levels and safety protection in public places Part 1: Urban rail transit stations

Professional Standard - Nuclear Industry, Environmental level and protection level

EJ/T 1197-2007 Testing method and environment condition for qualification of electrical equipment of the safety system in nuclear power plants

Shaanxi Provincial Standard of the People's Republic of China, Environmental level and protection level

DB61/T 991.6-2015 Land Consolidation High Standard Farmland Construction Part 6: Farmland Protection and Ecological Environment Protection

AENOR, Environmental level and protection level

UNE 85160:2017 Security doors and hardware. Minimum requirements related to protection and resistance class. Selection, application and installation criteria.

未注明发布机构, Environmental level and protection level

AS/NZS 2381.2:2006/AMD 1:2006 Electrical equipment for explosive atmospheres - Selection, installation and maintenance - Flameproof enclosure ?d?

Guangxi Provincial Standard of the People's Republic of China, Environmental level and protection level

DB45/T 2320-2021 Environmental risk prevention measures and emergency capacity building management guidelines for high-grade highways

NL-NEN, Environmental level and protection level

NEN 10271-3-3-1994 Classification of environmental conditions. Part 3: Classi- fication of groups of environmental parameters and their severities. Section 3: Stationary use at weatherprotected loca- tions (IEC 721-3-3:1987 +A1:1991)
NEN 10721-3-4-1994 Classification of environmental conditions.Part 3:Classification of groups of environmental parameters and their severities.Section 4:Stationary use at non-weatherprotected locations(IEC 721-3-4:1987+A1:1991)

GOST, Environmental level and protection level

GOST 31610.26-2023 Explosive atmospheres. Part 26. Equipment with separation elements or combined levels of protection
GOST R 70278-2022 Environmental protection. Surface water. Evaluation of the compliance of the composition and properties of water with the specified quality class

Lithuanian Standards Office , Environmental level and protection level

LST EN 60079-26-2007 Explosive atmospheres - Part 26: Equipment with equipment protection level (EPL) Ga (IEC 60079-26:2006)

HU-MSZT, Environmental level and protection level

MSZ 16524-1984 50 publications of all 10th-level universities, mainly related to natural sciences. Nature Conservation, Environmental Science

IEC - International Electrotechnical Commission, Environmental level and protection level

IEC TR 60721-4-2:2001 Classification of environmental conditions Part 4-2: Guidance for the correlation and transformation of environmental condition classes of IEC 60721-3 to the environmental tests of IEC 60068 Transport (Edition 1.0; Amendment 1: 05/2003)

National Electrical Manufacturers Association（NEMA), Environmental level and protection level

NEMA IEC 60529:2004 Degrees of Protection Provided by Enclosures (IP Code) Identical National Adoption; Available in Hardcopy Only; Not Part of Subscription

American Society for Testing and Materials (ASTM), Environmental level and protection level

ASTM F2660-20 Standard Test Method for Qualifying Coatings for Use on F3125 Grade A490 Structural Bolts Relative to Environmental Hydrogen Embrittlement

Professional Standard - Electron, Environmental level and protection level

SJ 51920.3-1995 Connectors,electrical,miniature,coaxial,environment resistant type,isolated ground,hermetically sealed receptacle,series Ⅳ,class H,type 2,detail specification for

European Committee for Standardization (CEN), Environmental level and protection level

PD CEN/TS 15119-2:2008 Durability of wood and wood-based products - Determination of emissions from preservative treated wood to the environment - Part 2: Wooden commodities exposed in Use Class 4 or 5 (in contact with the ground , fresh water or sea water) - Laboratory method