Product Tag - AX-SM501-MG63BF - 3 Phase 220Vac. Adjustable 0.5 to 15sec OFF & 5 sec fixed ON delay time

The AX-SM501 range of Supply Monitoring Relays are designed for 3 Phase 415Vac or 220Vac and monitor Undervoltage, Overvoltage, Phase Reverse and Phase Balance. The units feature LED indication of all standard paraments and two change over contacts (DPDT). Housed in an IP40 enclosure, with IP20 terminals, the SM501 is a versatile, cost effective range for effectively monitoring Power.