No-load switch  空载合闸

on-load switch  有载开关

switch on-load test  带负荷实验

switch with load  有载开关

leakage coefficient with no load  空载漏磁系数

switching with no-load  空载合闸

abnormal switch on  偷合; 中华肺部疾病杂志（电子版）

automatic switch on devices of the backup power  备用电源自动投入装置

automatic switch on of spare power source  备用电源自投

Auto-switch-on  虫非蠊; 自投

Auto-switch-on Device  备自投

Backup Power Auto-switch-on  邻羟基苯基重氮氨基偶氮苯; 备用电源自动投入

branch on switch setting  按预置开关转移; 依开关设定分支; 电报

branch-boxing with switch network structure of main and auxiliary lines  主副线带开关的分支箱结构; 电信管理网; 电信管理网络

branch-on switch setting  按开关置定分支

chopper switch with bakelete lid and porcelain bottom  胶盖瓷底闸刀开关

Contact Net Load Switch  接触网负荷开关

Detection of Transformer On-load Tap Switch  变压器有载开关的检测

dividing load switch  分界负荷开关