GB/T 24276-2009 Replaced National standards

GB/T 24276-2009 A method of temperature-rise assessment by extrapolation for partially type-tested assemblies(PTTA)of low-voltage switchgear and controlgear

GB/T 24276-2009 A method of temperature-rise assessment by extrapolation for partially type-tested assemblies(PTTA)of low-voltage switchgear and controlgear

Publish Date: 2009-06-19 Implement Date: 2010-02-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 24276-2009

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

CCS Name: Low-voltage distribution electrical equipment

ICS Name: Comprehensive Electrical Devices

Publish Date: 2009-06-19

Implement Date: 2010-02-01

Pages: 24 pages

Scope

This standard specifies the extrapolation method for determining the temperature rise of low-voltage switchgear and controlgear (PTTA) subjected to partial type testing. This standard applies to enclosed low-voltage switchgear and controlgear (PTTA) subjected to partial type testing, or to partitioned cabinet units of PTTA without forced ventilation.

Development Information

Word Count: 41 Thousand words Pages: 24 pages

Superseded by the following standards

GB/T 24276-2017 A method of temperature-rise verification of low-voltage switchgear and controlgear assemblies by calculation

Referenced Standards

GB 7251.1-2005 Low-voltage switchgear and control gear assemblies—Part 1:Type-tested and partially type-tested assemblies GB/T 14048.1-2000 Low-voltage switchgear and controlgear—General rules GB 14048.1-2006 Low-voltage switchgear and controlgear—Part 1:General rules GB/T 14048.1-2012 Low-voltage switchgear and controlgear—Part 1:General rules GB/T 14048.1-2023 Low-voltage switchgear and controlgear—Part 1:General rules

Adopt standards

IEC/TR 60890:1987

Related Standards

GB 17466-1998 Replaced

GB 17466-1998 General requirements for enclosures for accessories for household and similar fixed electrical installations

Publish Date: 1998-08-17

GB/T 14048.1-2000 Replaced

GB/T 14048.1-2000 Low-voltage switchgear and controlgear—General rules

Publish Date: 2000-10-17

GB/T 13539.6-2002 Replaced

GB/T 13539.6-2002 Low-voltage fuses Part 2:Supplementary requirements for fuses by authorized persons(fuses mainly for industrial application)—Sections 1 to 5:Examples of standardized fuses

Publish Date: 2002-08-05

GB 14048.1-2006 Replaced

GB 14048.1-2006 Low-voltage switchgear and controlgear—Part 1:General rules

Publish Date: 2006-04-30

GB/T 20645-2006 Replaced

GB/T 20645-2006 Specific environmental condition—Technical requirements of low-voltage apparatuses for plateau

Publish Date: 2006-11-08

GB/T 21706-2008 Active

GB/T 21706-2008 Modular terminal combination electrical equipment

Publish Date: 2008-04-24