Further information for Schneider Electric RZM021BN - Schneider protection module relay base varistor green LED 24 60VACDC
Harmony Relay. Protection module for mounting in the relay base. The module is connected to the coil control circuit and protects the control output circuit. Protection is ensured by a varistor in AC and DC circuits 24-60 VAC/DC. In addition, a green LED shows the control status. Primarily used with the RSB and RXG relay series.