1、 APPLIANCE
Applying to making and breaking power return-circuit of voltage 415V,frequincy 50-60HZ,rated current less than 250 A,acting aspower switch,isolating switch and emergency swi- tch and emergency switch,Because of special system of arc- contact and main-contact.HDT1 operates with high efficiency ,safety and reliability,conforming to 415V(AC-23)and IEC 947/3.GB14048.3 standard. Rotational operation and direct mechanical connection between handle and moving contacton-off handle makes contact break and indicating contact,on-off handle makes contact br- eak and indicating place of contact.Panel and independent type installation are fitted with HDT1
The appearance and size of installation are seen and pursued .