Littelfuse, Inc. Monitor - Relay Output 460-575-14

The 460-575-14 is a three-phase voltage monitor designed for 475-600 V ac, 50/60 Hz systems, providing protection against low, high, unbalanced voltage, phase loss, and phase reversal. It features an adjustable 1-30 second trip delay and 1-500 second restart delay, with two sets of contacts: Form A (NO) and Form B (NC). The device mounts on 35 mm DIN-rail or via #6 or #8 screws, has a polycarbonate enclosure, and measures 88.9 mm high, 52.9 mm wide, and 59.69 mm deep. It operates from -20° to 70 °C, meets UL508 and IEC 60947-6-2 standards, and is rated for 10 A at 240 V ac under general purpose conditions.