安装方式PPN-12-30,拉绳开关,跑偏开关
上海临嘉科教仪器有限公司
p1Src=//y1shangxu.yzimgs.com/uploads/391770/20180123-36446195.jpg&p2Src=//y1shangxu.yzimgs.com/uploads/391770/20180123-80751628.jpg&p3Src=//y1shangxu.yzimgs.com/uploads/391770/20180123-36446195.jpg