29 : Electrical engineering
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GB 19517-2023
National technical specification for the safety of electric equipments
5/23/2023 - PDF - English - CODCHI
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GB 31241-2022
Lithium ion cells and batteries used in portable electronic equipments—Safety technical specification (English Version)
12/29/2022 - PDF - English - CODCHI
Learn More€660.00 -
GB/T 1094.10-2022
Power transformers— Part 10:Determination of sound levels
10/12/2022 - PDF - English - CODCHI
Learn More€825.00 -
GB/T 13002-2022
Rotating electrical machines—Thermal protection (English Version)
7/11/2022 - PDF - English - CODCHI
Learn More€181.50 -
GB/T 4942.1-2021
Degrees of Protection Provided by the Integral Design of Rotating Electrical Machined (IP Code)-Classification (English Version)
11/11/2021 - PDF - English - CODCHI
Learn More€418.00 -
GB/T 1971-2021
Rotating electrical machines—Terminal markings and direction of rotation
10/11/2021 - PDF - English - CODCHI
Learn More€478.50 -
€1,428.90
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GB/T 11022-2020
Common specifications for high-voltage alternating-current switchgear and controlgear standards (English Version)
12/14/2020 - PDF - English - CODCHI
Learn More€1,468.50 -
GB/T 14048.2-2020
Low-voltage switchgear and controlgear—Part 2: Circuit-breakers (English Version)
9/29/2020 - PDF - English - CODCHI
Learn More€3,349.50 -
GB/T 755-2019
Rotating electrical machines—Rating and performance (English Version)
12/10/2019 - PDF - English - CODCHI
Learn More€429.00 -
GB/T 5226.1-2019
Electrical safety of machinery—Electrical equipment of machines—Part 1:General requirements (English Version)
6/4/2019 - PDF - English - CODCHI
Learn More€495.00 -
GB/T 1094.3-2017
Power transformers—Part 3:Insulation levels,dielectric tests and external clearances in air (English Version)
12/29/2017 - PDF - English - CODCHI
Learn More€627.00 -
GB/T 14048.3-2017
Low-voltage switchgear and controlgear—Part3: Switches,disconnectors,switch-disconnectors and fuse-combination units (English Version)
12/29/2017 - PDF - English - CODCHI
Learn More€264.00 -
GB/T 1408.2-2016
Electrical strength of insulating materials - Test methods - Part 2: Additional requirements for tests using direct voltage (English Version)
12/13/2016 - PDF - English - CODCHI
Learn More€99.00 -
GB/T 17948.7-2016
Rotating electrical machines―Functional evaluation of insulation systems―General guidelines (English Version)
2/24/2016 - PDF - English - CODCHI
Learn More€220.00 -
GB/T 18890.3-2015
Power cables with cross-linked polyethylene insulation and their accessories for rated voltage of 220 kV(Um=252 kV)―Part 3:Accessories
10/9/2015 - PDF - English - CODCHI
Learn More€286.00 -
GB/T 18890.1-2015
Power cables with cross-linked polyethylene insulation and their accessories for rated voltage of 220 kV(Um=252 kV)―Part 1:Test methods and requirements
10/9/2015 - PDF - English - CODCHI
Learn More€462.00 -
GB/T 16895.6-2014
Electric installations of buildings - Part 5-52: Selection and erection of electrical equipment - Wiring systems (English Version)
12/22/2014 - PDF - English - CODCHI
Learn More€682.00 -
GB 31241-2014/XG1-2017
Lithium ion cells and batteries used in portable electronic equipments―Safety requirements (English Version)
12/5/2014 - PDF - English - CODCHI
Learn More€198.00 -
GB 1984-2014
High-voltage alternating-current circuit-breakers (English Version)
6/24/2014 - PDF - English - CODCHI
Learn More€2,750.00 -
GB/T 1094.1-2013/XG1-2018
Power transformers―Part 1:General, inluding Amendment 1 (English Version)
12/17/2013 - PDF - English - CODCHI
Learn More€605.00 -
GB 14711-2013
General requirements for safety of small and medium size rotating electrical machines
12/2/2013 - PDF - English - CODCHI
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GB 15086-2013
Motor vehicles door locks and retention components performance requirements and test methods
9/18/2013 - PDF - English - CODCHI
Learn More€88.00 -
GB/T 1558-2009
Test method for substitutional atomic carbon concent of silicon by infrared absorption
10/30/2009 - PDF - English - CODCHI
Learn More€165.00 -
GB 1094.5-2008
Power transformers - Part 5: Ability to withstand short circuit (English Version)
9/19/2008 - PDF - English - CODCHI
Learn More€352.00 -
GB 10069.3-2008
Measurement of Airborne Noise Emitted by Rotating Electrical Machines and the Noise Limits — Part 3: Noise Limits (English Version)
6/19/2008 - PDF - English - CODCHI
Learn More€88.00 -
GB/T 18014-2008
PVC insulated wire for ignition of electric detonators
6/18/2008 - PDF - English - CODCHI
Learn More€165.00 -
GB/T 14285-2006
Technical Code for Relaying Protection and Security Automatic Equipment (English Version)
8/30/2006 - PDF - English - CODCHI
Learn More€825.00 -
GB/T 10069.1-2006
Measurement of airborne noise emitted by rotating electrical machines and the noise limits Part 1: Method for the measurement of airborne noise emitted by rotating electrical machines
4/30/2006 - PDF - English - CODCHI
Learn More€154.00 -
GB/T 1094.4-2005
Power transformers - Part 4: Guide to the lightning impulse and switching impulse testing - Power transformers and reactors (English Version)
8/26/2005 - PDF - English - CODCHI
Learn More€440.00 -
GB/T 18487.3-2001
Electric vehice conductive charging system A.C./D.C.Electric vehicle charging station
1/1/2001 - PDF - English - CODCHI
Learn More€88.00 -
GB/T 1993-1993
Cooling methods for rotating electrical machines (English Version)
6/28/1993 - PDF - English - CODCHI
Learn More€110.00 -
GB/T 3048.5-2007 (R2008)
Test methods for electrical properties of electric cables and wires—Part 5:Test of insulation resistance (English Version)
1/1/1983 - PDF - English - CODCHI
Learn More€88.00