亚洲一区91热_激亚洲无码_高H高清无码久久_三个人对我又舔又摸_最近的最新的中文字幕视频

Hello, welcome to visit here is all your wenzhou website to create electrical technology co., LTD.
0577-62783977
13757772677
溫州凡創(chuàng)電氣科技有限公司【官網(wǎng)】
Contact us

Wenzhou every gen electrical technology co., LTD

Add:Zhejiang yueqing willow town road no. 33
Tel:13757772677

Hotline0577-62783977

Distribution box

Release time:2022-11-08 22:41Sentiment:

  【The principle of distribution box 】 
 
  Distribution box is in accordance with the requirements of the electrical wiring will switch equipment, measuring instruments and protection of electric equipment and auxiliary equipment in a closed or semi-closed metal cabinet or on BingFu, constitute a low voltage distribution box. When normal operation with manual or automatic switch or breaker circuit. Failure or when not in normal operation with the aid of protection appliances to cut off the circuit or the police. Through measuring instrument can display various parameters in operation, and can also adjust some electrical parameters, to prompt or deviating from the normal working state signals.
 
  【Product distribution box 】  display

Recommend information

0577-62783977