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GB - Chinese national standards - Page 6797

Standards GB - Chinese national standards - Page 6797

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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Preview GB/T 19212.1-2016 13.12.2016
GB/T 19212.1-2016 WITHDRAWN

Safety of transformers, reactors,power supply units and combinations thereof—Part 1:General requirements and tests

WITHDRAWN published on 13.12.2016

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Preview GB 19212.10-2007 30.4.2007
GB 19212.10-2007 WITHDRAWN

Safety of power transformers, power supply units and similar devices—Part 10:Particular requirements for transformers for class handlamps for tungsten filament lamps

WITHDRAWN published on 30.4.2007

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in 4 working days
Preview GB/T 19212.13-2005 9.10.2005
GB/T 19212.13-2005 WITHDRAWN

Safety of power transformers, power supply units and similar devices—Part 13:Particular requirements for constant voltage transformers

WITHDRAWN published on 9.10.2005

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Preview GB 19212.14-2007 30.4.2007
GB 19212.14-2007 WITHDRAWN

Safety of power transformers, power supply units and similar devices—Part 14:Particular requirements for auto-transformers for general use

WITHDRAWN published on 30.4.2007

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in 4 working days
Preview GB/T 19212.14-2012 29.6.2012
GB/T 19212.14-2012 WITHDRAWN

Safety of transformers,reactors,power supply units and similar products for supply voltages up to 1 100 V—Part 14:Particular requirements and tests for auto transformers and power supply units incorporating auto transformers

WITHDRAWN published on 29.6.2012

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Preview GB/T 19212.16-2005 9.10.2005
GB/T 19212.16-2005 WITHDRAWN

Safety of power transformers, power supply units and similar devices—Part 16:Particular requirements for isolating transformers for the supply of medical locations

WITHDRAWN published on 9.10.2005

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Preview GB/T 19212.17-2013 17.12.2013
GB/T 19212.17-2013 WITHDRAWN

Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V—Part 17:Particular requirements and tests for switch mode power supply units and transformers for switch mode power supply units

WITHDRAWN published on 17.12.2013

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Preview GB 19212.18-2006 25.8.2006
GB 19212.18-2006 WITHDRAWN

Safety of power transformers, power supply units and similar—Part 18:Particular requirements for transformers for switch mode power supplies

WITHDRAWN published on 25.8.2006

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in 3 working days
Preview GB 19212.2-2006 25.8.2006
GB 19212.2-2006 WITHDRAWN

Safety of power transformers, power supply units and similar—Part 2:Particular requirements for separating transformers for general use

WITHDRAWN published on 25.8.2006

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Preview GB/T 19212.2-2012 29.6.2012
GB/T 19212.2-2012 WITHDRAWN

Safety of power transformers, power supplies, reactors and similar products—Part 2:Particular requirements and tests for separating transformers and power supplies incorporating separating transformers for general applications

WITHDRAWN published on 29.6.2012

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