Product Brand: cxdq
Manufacturer: www.zjscxdq.com

I. Overview 
The DSN(W)3-J grounding electromagnetic lock is primarily developed as an electrical grounding interlock device for power automation substations to serve as electrical interlocking. It locks the grounding rod during maintenance to prevent incorrect insertion or removal. Since its development in 1998 and passing all tests by the Electric Power Research Institute with full compliance to national standards, it was appraised by the Jiangsu Electric Power Company in 2000. Since its deployment in power grids nationwide, it has received widespread acclaim. It enables true comprehensive five-prevention for electrically interlocked substations.

II. Main Technical Parameters
Operating Voltage: AC/DC 220V, 110V