Standard No.:	GB/T 1386.4-1997
English Name:	Insulators for low voltage power lines Part 4: Insulators for trolley overhead lines
Chinese Name:	低压电力线路绝缘子 第4部分:电车线路用绝缘子
Chinese Classification:	K48    Insulator
Professional Classification:	GB    National Standard
ICS Classification:	29.080.10 29.080.10    Insulators 29.080.10
Source Content Issued by:	STSB
Issued on:	1997-04-01
Implemented on:	1998-4-1
Status:	superseded
Superseded by:	JB/T 10585.4-2006 Insulators for low voltage power lines Part 4: Insulators for trolley overhead lines
Superseded on:	2006-10-11
Abolished on:	2007-09-29
Superseding:	GB 1389-1978 Trolley wire insulators
Target Language:	English
File Format:	PDF
Word Count:	3000 words
Translation Price(USD):	264.0
Delivery:	via email in 1~3 business day

本标准规定了电车线路用绝缘子的产品型式和尺寸、技术要求、试验方法、检验规则以及包装与标志。本标准适用于电车线路和吊车滑触线上作绝缘及固定导电部分用的绝缘子。其安装使用地点的周围环境温度为－40℃～+40℃，海拔不超过1000m。当绝缘子安装使用地点或试验地点的海拔超过1000m时，其试验电压数值应按有关标准规定进行修正。本标准不适用于有破坏瓷和釉的介质中使用的绝缘子。