N21 电测模拟指示仪表 标准查询与下载



共找到 224 条与 电测模拟指示仪表 相关的标准,共 15

General test conditions, test methods, error tests, variation tests and other tests. Contains index of tests with reference to other Parts of BS 89. To be read in conjunction with BS 89:Part 1

Direct acting indicating analogue electrical measuring instruments and their accessories - Recommended test methods

ICS
17.220.20
CCS
N21
发布
1990-08-31
实施
1990-08-31

Classification, reference conditions, marking, electrical and mechanical requirements, tests, construction and range of use for accessories. To be read in conjunction with BS 89:Part 1

Direct acting indicating analogue electrical measuring instruments and their accessories - Specification for special requirements for accessories

ICS
17.220.20
CCS
N21
发布
1990-08-31
实施
1990-08-31

Classification, construction, marking, electrical and mechanical requirements and tests for multi-function instruments. To be read in conjunction with BS 89:Part 1

Direct acting indicating analogue electrical measuring instruments and their accessories - Specification for special requirements for multi-function instruments

ICS
17.220.20
CCS
N21
发布
1990-08-31
实施
1990-08-31

Classification, construction, marking, electrical and mechanical requirements and tests for phase meters, power factor meters and synchroscopes. To be read in conjunction with BS 89:Part 1

Direct acting indicating analogue electrical measuring instruments and their accessories - Specification for special requirements for phase meters, power factor meters and synchroscopes

ICS
17.220.20
CCS
N21
发布
1990-08-31
实施
1990-08-31

Classification, construction, marking, electrical and mechanical requirements, and tests for analogue frequency meters. To be read in conjunction with BS 89:Part 1

Direct acting indicating analogue electrical measuring instruments and their accessories - Specification for special requirements for frequency meters

ICS
17.220.20
CCS
N21
发布
1990-08-31
实施
1990-08-31

Classification, construction, marking, electrical and mechanical requirements, and tests for analogue wattmeters and varmeters. To be read in conjunction with BS 89:Part 1

Direct acting indicating analogue electrical measuring instruments and their accessories - Specification for special requirements for wattmeters and varmeters

ICS
17.220.20
CCS
N21
发布
1990-08-31
实施
1990-08-31

Classification, construction, marking, electrical and mechanical requirements, and tests for analogue ammeters and voltmeters. To be read in conjunction with BS 89:Part 1

Direct acting indicating analogue electrical measuring instruments and their accessories - Specification for special requirements for ammeters and voltmeters

ICS
17.220.20
CCS
N21
发布
1990-08-31
实施
1990-08-31

The standard applies to constructions of mechanical grid systems into which measuring and control instruments with 72 mm * 72 mm minimum dimensions are inserted.

Measurement and control; mechanical grid system for the installation of measuring and control instruments

ICS
25.040.40
CCS
N21
发布
1990-04
实施

Direct acting indicating analogue electrical measuring insutrments and their accessories. Part 6 : special requirements for ohmmeters (impedance meters) and conductance meters.

ICS
17.220.20
CCS
N21
发布
1990-02-20
实施
1990-02-20

Direct acting indicating analogue electrical measuring instruments and their accessories. Part 5 : special requirements for phase meters, power factor meters and synchronoscopes.

ICS
CCS
N21
发布
1990-02-01
实施
1990-02-20

Frequency Meter Used Indicator

ICS
CCS
N21
发布
1989-05-03
实施
1990-03-01

Pulse techniques and apparatus. Pulse terms and definitions.

ICS
01.040.17;17.080
CCS
N21
发布
1988-09-01
实施
1988-09-05

E techniques and apparatus. Pulse measurement and analysis, general considerations.

ICS
17.080
CCS
N21
发布
1988-09-01
实施
1988-09-05

This specification covers one type of stabilizing agent containing a tin mercaptide, specifically dibutyl tin beta mercapto proprionate.

STABILIZER, ORGANIC-TIN-SULFUR

ICS
CCS
N21
发布
1988-01-27
实施

Specifies test methods recommended for indicating analogue measuring instruments and accessories used with them. Does not include requirements.

Direct acting indicating analogue electrical measuring instruments and their accessories; part 9: recommended test methods

ICS
17.220.20
CCS
N21
发布
1988
实施
2019-02-19

Instrument transformers for revenue metering, 10 kV BIL through 350 kV (0.6 kV NSV through 69 kV NSV)

Instrument transformers for revenue metering, 10 kV BIL through 350 kV (0.6 kV NSV through 69 kV NSV)

ICS
17.220.20
CCS
N21
发布
1987
实施

Настоящий стандарт распространяется на государственный первичный эталон и государственную поверочную схему для средств измерений элект

State system for ensuring the uniformity of measu rements. State primary standard and state verification schedule for means measuring electrical resistance

ICS
17.220.20
CCS
N21
发布
1986
实施
1987-01-01

Voltage detectors to be used for alternating voltages not exceeding 1 000 V.

ICS
13.260
CCS
N21
发布
1985-12-01
实施
1985-12-20

Applies to phase meters, power factor meters and synchronoscopes as well as to non-interchangeable accessories used with them.

Direct acting indicating analogue electrical measuring instruments and their accessories. Part 5: Special requirements for phase meters, power factor meters and synchroscopes.

ICS
17.220.20
CCS
N21
发布
1985
实施
2017-12-19

この規格は,配電盤用指示電気計器(以下,計器という。)の寸法について規定する。

Dimensions of electrical indicating instruments for switchboards

ICS
17.220.20
CCS
N21
发布
1984-01-01
实施



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