国产精品黄片亚洲成人毛片_国产日韩高清一区二区三区_天堂一区二区在线观看_一级黄色毛片免费在线看_亚洲性色AV综合色区无码三区_亚洲日产精品xxx_国产日本久久精品_在线观看日韩欧美国产视频_国内视频自拍2020_成年a级毛片免费观看秋霞

Product Overview

BR series small leakage circuit breakers have built terminal series products in industries, civil residences, commercial buildings, and other fields. Committed to providing competitive comprehensive solutions and services for real estate enterprises and owners, continuously improving customer experience and creating more value for customers.

Fault protection such as earth leakage, direct or indirect contact of human body, etc

Grounding system for TT.TN-S

Short circuit and overload protection