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GB 50055-2011Code for design of electric distribution of general-purpose utilization equipment (English PDF)

通用用电设备配电设计规范

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Issued by

Ministry of Housing and Urban-Rural Development of the People's Republic of China; General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

Level / Type

National · Mandatory

Issue date

July 26, 2011

Implementation date

June 1, 2012

Scope

GB 50055-2011 is the English-translated version of 通用用电设备配电设计规范.

GB 50055-2011 — This Chinese standard applies to the following general electrical equipment distribution design: a power rating greater than or equal to 0.

55kW general purpose motor, two electric overhead cranes, electric girder cranes, gantry cranes and electric hoists, belt conveyor transport lines, load greater than 300kg of electric drive interior elevators and escalators.

3 arc welding, resistance welding machines and electro-slag welding. 4 plating DC power supplies. Five lead-acid traction batteries, starter batteries, stationary valve regulated sealed lead-acid batteries and nickel-cadmium battery charging device.

6 DC voltage of 40kV ~ 80kV dust, tar, etc. in addition to the power supply device electrostatic filter.

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Document preview — GB 50055-2011

National Standard of the People's Republic of China

ICS: 91.140.50
Classification: P 63
Replacing: GB 50055-1993

Issued by: Ministry of Housing and Urban-Rural Development of the People's Republic of China; General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This Chinese standard applies to the following general electrical equipment distribution design: a power rating greater than or equal to 0. 55kW general purpose motor, two electric overhead cranes, electric girder cranes, gantry cranes and electric hoists, belt conveyor transport lines, load greater than 300kg of electric drive interior elevators and escalators. 3 arc welding, resistance welding machines and electro-slag welding. 4 plating DC power supplies. Five lead-acid traction batteries, starter batteries, stationary valve regulated sealed lead-acid batteries and nickel-cadmium battery charging device. 6 DC voltage of 40kV ~ 80kV dust, tar, etc. in addition to the power supply device electrostatic filter. 7 indoor household appliances.

Document data

International classification (ICS): 91.140.50.

Chinese classification (CCS): P63.

Estimated length of the Chinese original: 75,725 words.

Supersedes the earlier edition GB 50055-1993.

Standards quoted by this document

GB 50016; GB 50045; GB 50052; GB 50054; GB 50060; GB/T 50062; GB 50065; GB 50140; GB 14048.6; GB 16895

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 50 pages — is available in the English PDF.

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