GB/T 156-2007 (English Version) Standard voltages

Standard No.: GB/T 156-2007
Language: Chinese, Available in English version
Release Date: 2007
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Status: Be replaced 2018-05
Replace By: GB/T 156-2017
Latest: GB/T 156-2017
Replace: GB 156-2003

Scope: This standard applies to: ——AC power transmission, distribution, and power consumption systems and their equipment with a nominal voltage higher than 100V and a standard frequency of 50 Hz; ——a rated voltage lower than 120V and a standard frequency of 50 Hz (but not - equipment with a DC voltage lower than 750V; - AC and DC traction systems; - HVDC transmission systems; - generators with AC and DC voltages not lower than 100V. This standard does not apply to voltages representing signals, transmitting signals and measuring values. This standard does not apply to those standard voltages for components, components or equipment parts inside electrical installations.

GB/T 156-2007 Referenced Document

GB 1402 A.C.voltage of electric traction for the railway main lines
GB 311.1-1997 Insulation co-ordination for high voltage transmission and distribution equipment
GB 4706.1 Household and similar electrical appliances-Safety Part 1:General requirements
GB/T 12325 Power quality.Deviation of supply voltage*， 2008-06-18 Update
GB/T 2900.50-1998 Electrotechnical terminology. Generation, transmission and distribution of electricity--General
GB/T 311.2-2002 Insulation co-ordination Part 2: Application guide for insulation co-ordination for high voltage transmission and distribution equipment

GB/T 156-2007 Standard voltages has been changed from GB 156-2003 Standard voltages.