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GB/T 25082-2010 Specification and technical requirements of oil-immersed-convertor transformers for 800 kV DC applications (USD) via email in 1-3 business day VALID
JB/T 8749.1-2007 Voltage regulators-Part1:General requirements and tests (USD) via email in 1-3 business day VALID
JB/T 8316-2007 Forced-oil and water coolers for transformer (USD) via email in 1-3 business day VALID
JB/T 10089-2001 Automatic variable regulators (USD) via email in 1-3 business day ABOLISHED
GB/T 1094.4-2005 Power transformers—Part 4:Guide to the lightning impulse and switching impulse testing—Power transformers and reactors via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
JB/T 8510.1-2007 Instrument transformers for AC electrified railroad traction power supply—Part 1:Current transformers (USD) via email in 1-3 business day ABOLISHED
JB/T 8318-1996 via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB 19212.5-2011 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 (USD) via email in 1-3 business day VALID
GB/T 21419-2008 Power transformers power supply units reactors and similar products-EMC requirements (USD) via email in 1-3 business day ABOLISHED
GB/T 20837-2007 Specification and technical requirements of oil-immersed smoothing reactors for HVDC applications via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 37011-2018 Technical specification of transformers for VSC-HVDC applications (USD) via email in 1-3 business day VALID
JB/T 7632-2006 Test guide for series reactors (USD) via email in 1-3 business day
GB/T 18494.1-2001 Convertor transformers--Part 1:transformers for industrial applications via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
JB/T 5357-2002 Test guide for voltage transformers test via email in 1-3 business day please email coc@codeofchina.com for quotation
GB/T 9367-1988 General specification of flyback transformers for color broadcasting TV receivers (USD) via email in 1-3 business day
JB/T 8315-1996 via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 14006.2-1997 Outline dimensions of transformers and inductors for use in telecommunication and electronic equipmemt. Part 2; Transformers and inductors using YEx-2 laminations for printed wiring board mounting (USD) via email in 1-3 business day VALID
T/CEC 130-2016 Technical requirements of 10kV~110kV dry-type air-core shunt reactor via email in VALID please email coc@codeofchina.com for quotation
GB/T 1094.6-2011 Power transformers—Part 6:Reactors (USD) via email in 1-10 business day VALID
GB 19212.24-2005 Safety of power transformers,power supply units and similar devices?Part 24:Particular requirements for transformers for construction sites via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
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