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Standards GB - Chinese national standards - Page 732
Standards GB are Chinese national standards, which are issued by China's Standardization Administration Office (SAC).
Chinese national standards are used all over China commonly labeled as GB standards. They determine the united production requirements regarding product safety and quality .
GB standards are often modified or created according to the international standards of ISO, IEC or any other international level.
Although, they are largely harmonized, GB standards may differ from international standards .
Approximately 15% of all GB standards are obligatory and they can be identified according to the prefix GB, after which the code of the standards follows:
GB – Obligatory national standards
GB/T – Optional national standards
GB/Z – National steering technical document
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GB/T 17215.221-2021
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Electricity metering equipment(a.c.)—General requirements, tests and test conditions—Part 21:Tariff and load control equipment
Standard published on 9.3.2021
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GB/T 17215.231-2021
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Electricity metering equipment(AC)—General requirements, tests and test conditions—Part 31:Product safety requirements and tests
Standard published on 11.10.2021
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GB/T 17215.241-2025
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Electricity metering equipment—General requirements, tests and test conditions—Part 41Energy registration methods and requirements for multi-energy and multi-rate meters
Standard published on 24.1.2025
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GB/T 17215.301-2024
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Electricity metering equipmentAC—Particular requirements—Part 1Multi-function electricity meters
Standard published on 25.4.2024
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GB/T 17215.302-2024
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Electricity metering equipment(AC)—Particular requirements—Part 2Static harmonic meters for active energy
Standard published on 25.4.2024
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GB/T 17215.303-2022
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Electricity metering equipment(AC)—Particular requirements—Part 3: Digital input electricity meter
Standard published on 15.4.2022
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GB/T 17215.303-2022E
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Electricity metering equipment (AC)—Particular requirements—Part 3:Digital input electricity meters
Standard published on 15.4.2022
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GB/T 17215.304-2017
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Electricity metering equipment (a.c.)—Particular requirements—Part 4: Static meters connected via electronic transformer
Standard published on 31.7.2017
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GB/T 17215.304-2017E
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Electricity metering equipment (a.c.)—Particular requirements—Part 4:Static meters connected via electronic transformer
Standard published on 31.7.2017
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GB/T 17215.305-2025
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Electricity metering equipmentAC—Particular requirements—Part 5Multi-branch electricity meters
Standard published on 31.10.2025
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