Improve system reliability with trip coil, lockout relay monitoring

摘要

Schweitzer Engineering Laboratories Inc. (SEL) offers the SEL-2652 Trip Coil Monitor, which proactively monitors connections and circuit continuity of the circuit breaker trip coil andrnlockout relay. The self-powered SEL 2652rnindicates circuit breaker status with a clearly visible external LED and a contact output for alarms or supervisory controls or data acquisition (SCADA). Unit features a panel-mount design and a SEL Connectorized terminal block. This one device is compatible with all systems from 48 to 125 V dc, reducing on-hand inventory.