Standard No.:	GB/T 20990.1-2007
English Name:	Thyristor valves for high voltage direct current(HVDC)power transmission—Part 1:Electrical testing
Chinese Name:	高压直流输电晶闸管阀 第1部分：电气试验
Chinese Classification:	K46    Power semiconductor device and parts
Professional Classification:	GB    National Standard
Issued by:	AQSIQ; SAC
Issued on:	2007-7-30
Implemented on:	2008-2-1
Status:	superseded
Superseded by:	GB/T 20990.1-2020 Thyristor valves for high voltage direct current (HVDC) power transmission—Part 1:Electrical testing
Superseded on:	2021-7-1
Language:	English
File Format:	PDF
Word Count:	17000 words
Price(USD):	450.00
Delivery:	via email in 1~3 business day

本部分适用于高压直流输电或作为背靠背系统一部分的电网换相换流器的晶闸管阀,在阀两端直接连接有金属氧化物避雷器。本部分只限于电气型式试验和出厂试验。
在本部分规定的试验是以空气绝缘阀为基础的。对于其他类型的阀也必须遵守本试验的要求和验收标准。