GB/T 18802.21-2004 Replaced National standards

GB/T 18802.21-2004 Low-voltage surge protective devices—Part21:Surge protective devices connected to telecommunications and signalling networks—Performance requirements and testing methods

Publish Date: 2004-02-04 Implement Date: 2004-06-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 18802.21-2004

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

CCS Name: Low-voltage electrical equipment

ICS Name: Substations, surge arrestors

Publish Date: 2004-02-04

Implement Date: 2004-06-01

Pages: 43 pages

Development Information

Word Count: 78 Thousand words Pages: 43 pages

Superseded by the following standards

GB/T 18802.21-2016 Low-voltage surge protective devices—Part 21:Surge protective devices connected to telecommunications and signaling networks—Performance requirements and testing methods

Adopt standards

IEC 61643-21:2000

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