Standard No.:	JB/T 5777.4-2000
Chinese Name:	电力系统直流电源设备 通用技术条件及安全要求
English Name:	The general specification and safety requirements for D.C power supply equipment of the power system
Professional Classification:	K45 Relay protection and automatic device
Professional Classification:	JB Professional Standard - Machinery
ICS Classification:	29.220.01 Galvanic cells and batteries in general
Issued by:
Issued on:	2000-11-29
Implemented on:	2001-01-01
Status:
Replace By:	GB/T19826-2005。
Replace By Date:
Language:	English
File Format:	PDF
Word Count:	44000 words
Price(USD):	1320 (USD)
Delivery:	via email in 1-10 business day

This Standard states requirements of classification, general specification, safety requirement, inspection method, inspection rules, marking, package, transportation and storage of DC power supply equipments in power system.

This Standard is applicable to DC power supply equipments (hereinafter referred to as "product") in power system. The product is used as DC power supply equipment of control, signal, communication, protection and DC emergency lighting, power device of electric equipments, automatic safety supervisory control device and communication circuit at power plant transformer substation.

This standard is also applicable to DC power supply equipments in other industries, such as metallurgy industry and chemical industry, railway system.
But this standard is only applicable to newly-developed products.