GB/T 24274-2009
Low-voltage withdrawable switchgear and controlgear assemblies (English Version)

Standard No.

GB/T 24274-2009

Language

Chinese, Available in English version

Release Date

2009

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2020-05

Replace By

GB/T 24274-2019

Latest

GB/T 24274-2019

Scope

This standard specifies the terms and definitions, classification, service conditions, electrical parameters, technical requirements, tests, and nameplates, signs and documents of complete sets of low-voltage withdrawable switchgear and control equipment. This standard is applicable to withdrawable complete switchgear and control equipment for electric energy distribution and motor control, which are fixed and installed under normal indoor conditions, with a rated voltage AC not exceeding 1000V, a frequency not exceeding 1000Hz, and a DC not exceeding 1500V.

GB/T 24274-2009 Referenced Document

• GB 14048.1-2006 Low-voltage switchgear and controlgear. Part 1: General rules
• GB 16895.21-2004 Electrical installations of buildings Part 4-41:Protection for safety-Protection against electric shock
• GB 17625.1 Electromagnetic compatibility—Limits—Part 1: Limits for harmonic current emissions (equipment input current ≤ 16A per phase)*， 2022-12-29 Update
• GB 4208-2008 Degrees of protection provided by enclosure(IP code)
• GB 4824-2004 Industrial,scientific and medical(ISM)radio-frequency equipment-Electromagnetic disturbance characteristics-Limits and methods of measurement
• GB 7251.1-2005 Low-voltage switchgear and controlgear assemblies-Part 1:Type-tested and partially type-tested assemblies
• GB 7947-2006 Basic and safety principles for man-machine interface, marking and identification. Identification of conductors by colours or numerals
• GB 9254-2008 Limits and methods of measurement of radio disturbance for information technology equipment
• GB/T 13384 General specifications for packing of mechanical and electrical product
• GB/T 17626.2-2006 Electromagnetic compatibility Testing and measurement techniques Electrostatic discharge immunity test
• GB/T 17626.3-2006 Electromagnetic compatibility Testing and measurement techniques Radiated, radio-frequency, electromagnetic field immunity test
• GB/T 17626.4-2008 Electromagnetic compatibility.Testing and measurement techniques.Electrical fast transient/burst immunity test
• GB/T 17626.5-2008 Electromagnetic compatibility.Testing and measurement techniques.Surge immunity test
• GB/T 4025-2003 Basic and safety principles for man-machine interface,marking and identification Coding principles for indication devices and actuators
• GB/T 4205-2003 Man-machine interface(MMI)--Actuating principles
• GB/T 5169.5 Fire hazard testing for electric and electronic products—Part 5: Test flames—Needle-flame test method—Apparatus, confirmatory test arrangement and guidance*， 2020-11-19 Update
• GB/T 762-2002 Standard current ratings

GB/T 24274-2009 history

• 2019 GB/T 24274-2019 Low-voltage withdrawable switchgear and controlgear assemblies
• 2009 GB/T 24274-2009 Low-voltage withdrawable switchgear and controlgear assemblies