公司动态
行业动态
外贸新闻
2022-03
Answer: P refers to the modulus, a P modulus 18mm; the 1P------ single pole circuit breaker, with the thermal and magnetic release function, only control the fire line (phase line);This is the 1p circ···
返回首页
电话咨询
在线咨询
联系我们