GB/T 999-2008 (English Version) PDF

Standard No.: GB/T 999-2008
Language: Chinese, Available in English version
Release Date: 2008
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Status: Be replaced 2022-07
Replace By: GB/T 999-2021
Latest: GB/T 999-2021
Replace: GB/T 999-1988

Scope: This standard specifies the rated voltage used in DC electric traction systems. This standard applies to the power supply line voltage of the DC electric traction system under normal operating conditions. It involves the average value of the DC voltage. This standard applies to the following electrified transportation: a) Electrified transportation of industrial and mining enterprises (including underground roadway transportation); b) Urban rail transit, such as subway electric vehicles, light rail trains, trams, fast trams, low-speed maglev trains, etc.; c )Urban trolleybus, dual-energy tram: d)Electrified railways in the suburbs (including satellite towns) and local railways. This standard does not apply to: a) voltages representing or transmitting signals (measured values); b) standard voltages for components or equipment units in electrical equipment; c) cranes, mobile platforms, funiculars.

GB/T 999-2008 Referenced Document

GB/T 156-2007 Standard voltages
IEC 61133:2006 Railway applications - Rolling stock - Testing of rolling stock on completion of construction and before entry into service