GB/T 33977-2017 Active National standards

GB/T 33977-2017 Methods to quantify the steady state,power-frequency electromagnetic fields generated by HV switchgear assemblies and HV/LV prefabricated substations

GB/T 33977-2017 Methods to quantify the steady state,power-frequency electromagnetic fields generated by HV switchgear assemblies and HV/LV prefabricated substations

Publish Date: 2017-07-12 Implement Date: 2018-02-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 33977-2017

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: High-voltage switchgear

ICS Name: Substations, surge arrestors

Publish Date: 2017-07-12

Implement Date: 2018-02-01

Pages: 36 pages

Scope

This standard provides practical guidelines for the evaluation and documentation of external electromagnetic fields generated by high-voltage switchgear and high/low-voltage prefabricated substations. A summary of the basic requirements for measuring and calculating electric and magnetic fields is included in GB/T 3906 and IEC 62271-201 for switchgear, and in GB/T 17467 for high/low-voltage prefabricated substations.

Development Information

Word Count: 64 Thousand words Pages: 36 pages

Referenced Standards

IEC 61786 IEC 62271-201 GB 3906-1991 A.C. metal-enclosed switchgear for rated voltages of 3～35kV GB/T 3906-2006 Alternating-current metal-enclosed switchgear and controlgear for rated voltages above 3.6 kV and up to and including 40.5 kV GB/T 3906-2020 Alternating-current metal-enclosed switchgear and controlgear for rated voltages above 3.6 kV and up to and including 40.5 kV GB/T 17467-1998 High-voltage/low-voltage prefabricated substations GB/T 17467-2010 High-voltage/low-voltage prefabricated substation GB/T 17467-2020 High-voltage/low-voltage prefabricated substation GB/T 17799.2-2003 Electromagnetic compatibility—Generic standards—Immunity for industrial environments GB/T 17799.2-2023 Electromagnetic compatibility—Generic standards—Part 2: Immunity standard for industrial environments

Adopt standards

IEC/TR 62271-208:2009

Related Standards

GB/T 14598.7-1995 Abolished

GB/T 14598.7-1995 Electrical relays—Part 3:Single input energizing quantity measuring relays with dependent or independent time

Publish Date: 1995-06-02

GB/T 15576-1995 Replaced

GB/T 15576-1995 The specifications of low-voltage reactive power steady compensation equipments

Publish Date: 1995-06-02

GB 8286-1996 Replaced

GB 8286-1996 Mining flameproof movable substations

Publish Date: 1996-03-31

GB/T 16896.1-1997 Replaced

GB/T 16896.1-1997 Digital recorders for measurements in high—Voltage impulse tests—Part 1:Requirements for digital recorders

Publish Date: 1997-07-28

GB 2314-1997 Replaced

GB 2314-1997 General technical requirements for electric power fittings

Publish Date: 1997-09-24

GB/T 17467-1998 Replaced

GB/T 17467-1998 High-voltage/low-voltage prefabricated substations

Publish Date: 1998-08-17