The arrester module is plugged into the respective slot of the SCHNEID data socket. The arrester module protects the data interface of the control device against overvoltages as a result of indirect lightning strikes. Please observe the connection instructions for SCHNEID data networks.

Scope of delivery: SCHNEID surge arrester module 422-MASTER for installation in the SCHNEID data socket.

Dimensions: (HxWxD) 18x18x12mm