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GB - Chinese national standards - Page 6798

Standards GB - Chinese national standards - Page 6798

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 19212.20-2008 24.3.2008
GB/T 19212.20-2008 WITHDRAWN

Safety of power transformers, power supply units and similar - Part 20: Particular requirements for perturbation attenuation transformers

WITHDRAWN published on 24.3.2008

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Preview GB 19212.21-2007 30.4.2007
GB 19212.21-2007 WITHDRAWN

Safety of power transformers, power supply units and similar devices—Part 21:Particular requirements for small reactors

WITHDRAWN published on 30.4.2007

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622.80 USD


in 4 working days
Preview GB/T 19212.24-2005 9.10.2005
GB/T 19212.24-2005 WITHDRAWN

Safety of power transformers, power supply units and similar devices—Part 24:Particular requirements for transformers for construction sites

WITHDRAWN published on 9.10.2005

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Preview GB 19212.3-2006 25.8.2006
GB 19212.3-2006 WITHDRAWN

Safety of power transformers, power supply units and similar—Part 3:Particular requirements for control transformers

WITHDRAWN published on 25.8.2006

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382.80 USD


in 3 working days
Preview GB 19212.4-2005 9.10.2005
GB 19212.4-2005 WITHDRAWN

Safety of power transformers, power supply units and similar devices—Part 4:Particular requirements for ignition transformers for gas and oil burners

WITHDRAWN published on 9.10.2005

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622.80 USD


in 3 working days
Preview GB 19212.5-2006 25.8.2006
GB 19212.5-2006 WITHDRAWN

Safety of power transformers, power supply units and similar—Part 5:Particular requirements for isolating transformers for general use

WITHDRAWN published on 25.8.2006

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electronic design (pdf) (430.80 USD)


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430.80 USD


in 3 working days
Preview GB/T 19212.5-2011 16.6.2011
GB/T 19212.5-2011 WITHDRAWN

Safety of transformers,reactors,power supply units and similar products for supply voltages up to 1 100 V—Part 5:Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers

WITHDRAWN published on 16.6.2011

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Preview GB 19212.6-2006 25.8.2006
GB 19212.6-2006 WITHDRAWN

Safety of power transformers, power supply units and similar—Part 6:Particular requirements for shaver transformers and shaver supply units

WITHDRAWN published on 25.8.2006

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526.80 USD


in 4 working days
Preview GB 19212.6-2013 17.12.2013
GB 19212.6-2013 WITHDRAWN

Safety of transformers,reactors,power supply units and combinations thereof—Part 6:Particular requirements and test for transformer for shavers,power supply units for shavers and shaver supply units

WITHDRAWN published on 17.12.2013

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electronic design (pdf) (466.80 USD)


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466.80 USD


in 4 working days
Preview GB 19212.7-2006 25.8.2006
GB 19212.7-2006 WITHDRAWN

Safety of power transformers, power supply units and similar—Part 7:Particular requirements for safety isolating transformers for general use

WITHDRAWN published on 25.8.2006

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electronic design (pdf) (430.80 USD)


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430.80 USD


in 3 working days

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