GB/T 4109-2022 Active National standards

GB/T 4109-2022 Insulated bushings for alternating voltages above 1 000 V

GB/T 4109-2022 Insulated bushings for alternating voltages above 1 000 V

Publish Date: 2022-03-09 Implement Date: 2022-10-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us
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Basic Information

Standard Code: GB/T 4109-2022
Standard Type: National standards
Standard Status: Active
is_force_gb: no
CCS Name: Insulator
ICS Name: Casing
Publish Date: 2022-03-09
Implement Date: 2022-10-01
Pages: 57 pages

Scope

This document specifies the characteristics and tests of insulating bushings (hereinafter referred to as bushings).
This document applies to electrical equipment and devices used in three-phase AC systems with a maximum voltage of over 1,000 V and a frequency of 15 Hz to 60 Hz, such as electrical appliances, machinery, transformers, switches, and other power equipment, as defined in Chapter 3.
By agreement between the supplier and the purchaser, part or all of this document applies to the following bushings:
—— Bushings for non-three-phase AC systems;
—— Bushings for high-voltage DC systems;
—— Bushings for test transformers;
—— Bushings for capacitors.
The special requirements and tests for transformer bushings in this document also apply to reactor bushings.
This document applies to bushings that are produced and sold separately. Bushings that form part of electrical equipment and cannot be tested according to this document should be tested together with the electrical equipment.

Development Information

Word Count: 112 Thousand words Pages: 57 pages

Replace the following standards

Referenced Standards

GB/T 156-2017 Standard voltages GB/T 311.1-2012 Insulation co-ordination—Part 1:Definitions,principles and rules GB/T 762-2002 Standard current ratings GB/T 1094.1-2013 Power transformers—Part 1:General GB/T 1094.2-2013 Power transformers—Part 2:Temperature rise for liquid-immersed transformers GB/T 1094.3-2017 Power transformers—Part 3:Insulation levels,dielectric tests and external clearances in air GB/T 1094.5-2008 Power transformers—Part 5:Ability to withstand short circuit GB/T 1094.7-2008 Power transformers—Part 7:Loading guide for oil-immersed power transformers GB/Z 1094.14-2011 Power transformers—Part 14:Design and application of liquid-immersed transformers using high-temperature insulation material GB/T 2423.23-2013 Environmental testing—Part 2:Test methods—Test Q:Sealing GB 2536-2011 Fluids for electrotechnical applications—Unused mineral insulating oils for transformers and switchgear GB/T 2900.5-2013 Electrotechnical terminology—Electrical insulating solids,liquids and gases GB/T 2900.8-2009 Electrotechnical terminology—Insulators GB/T 6553-2014 Electrical insulating materials used under severe ambient conditions—Test methods for evaluating resistance to tracking and erosion GB/T 7354-2018 High-voltage test techniques—Partial discharge measurements GB/T 8905-2012 The guide for management and measuring SF6 gas in electrical equipment GB/T 12944-2011 High-voltage ceramic wall bushings GB/T 14542-2017 Guide for maintenance and supervision of transformer oil GB/T 21429-2008 Composite insulators-Hollow insulators for use in outdoor and indoor electrical equipment—Definitions,test methods,acceptance criteria and design recommendations GB/T 22079-2019 HV polymeric insulators for indoor and outdoor use—General definitions,test methods and acceptance criteria GB/T 23752-2009 Hollow pressurized and unpressurized ceramic and glass insulators for use in electrical equipment with rated voltages greater than 1000V GB/T 25840-2010 Guidance concerning the permissible temperature rise for parts of electrical equipment,in particular for terminals NB/SH/T 09945-2017 IEC 60836 IEC 60867 GB/T 2900.5-2002 Electrotechnical terminology—Insulating solids, liquids and gases GB/T 2900.5-2013 Electrotechnical terminology—Electrical insulating solids,liquids and gases GB/T 4585-2004 Artificial pollution tests on high-voltage insulators to be used on a.c systems GB/T 4585-2024 Artificial pollution tests on high-voltage ceramic and glass insulators to be used on a.c. systems GB/T 4585.1-1984 Artificial pollution tests on high-voltage insulators to be used on a.c.systems Salt-fog method GB/T 4585.2-1991 Artificial pollution tests on high-voltage insulators to be used on a.c.systems solid-layer method GB/T 11022-1999 Common specifications for high-voltage switchgear and control gear standards GB/T 11022-2011 Common specifications for high-voltage switchgear and controlgear standards GB/T 11022-2020 Common specifications for high-voltage alternating-current switchgear and controlgear standards GB/T 11604-2015 Testing procedure of radio interference generated by high voltage equipment GB 12022-1989 Sulphur hexafluoride for industrial use GB/T 12022-2006 Sulphur hexafluoride for industrial use GB/T 12022-2014 Industrial sulfur hexafluoride GB/T 16927.1-1997 High-voltage test techniques Part 1:General test requirements GB/T 16927.1-2011 High-voltage test techniques—Part 1:General definitions and test requirements GB/T 21429-2008 Composite insulators-Hollow insulators for use in outdoor and indoor electrical equipment—Definitions,test methods,acceptance criteria and design recommendations GB/T 22079-2008 Polymeric insulators for indoor and outdoor use with a nominal voltage > 1 000 V—General definitions,test methods and acceptance criteria GB/T 22079-2019 HV polymeric insulators for indoor and outdoor use—General definitions,test methods and acceptance criteria GB/T 23752-2009 Hollow pressurized and unpressurized ceramic and glass insulators for use in electrical equipment with rated voltages greater than 1000V GB/T 26218.2-2010 Selection and dimensioning of high-voltage insulators intended for use in polluted conditions—Part 2:Ceramic and glass insulators for a.c.systems GB/T 26218.3-2011 Selection and dimensioning of high-voltage insulators intended for use in polluted conditions—Part 3:Composite insulators for a.c.systems JB/T 11052-2010 Electrical Insulating Sleeve for Capacitors Technical Specification GB 50260-2013 Code for seismic design of electrical installations GB/T 12022-2025 Industrial sulphur hexafluoride

Adopt standards

IEC 60137:2017

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