正在观看国产无码_亚洲国产欧美一区_亚洲欧美自拍另类欧美亚洲中文字_在线看片AV观看AV

Distribution box

image

Distribution box


1. Purpose and main functions


It is used for power and lighting distribution in AC 50 Hz (60 Hz), 380 V (440 V), 50 Hz (60 Hz) and 220 V (110 V) DC 24 V electrical lines, and plays an overload and short circuit protection role on the controlled distribution lines. It is widely used in ships, large buildings, public housing and other places.
The distribution box can be divided into wall mounted type and embedded type, including power distribution box, lighting distribution box, fuse box, etc.
 

2. Model meaning