Littelfuse, Inc. Monitor - Relay Output 50R40029

The 50R40029 is a single-phase voltage monitor designed for 380-480 V ac input, with fixed trip delay and variable restart delay adjustable from 2 to 300 seconds, plus high-voltage detection. It features a 600 V ac rated SPDT relay contact with a pilot duty rating of 470 VA and a general purpose rating of 10 A at 240 V ac. The device operates within an ambient temperature range of -20°C to 70°C and meets UL 508 and IEC 60947-6-2 certifications. It is housed in a case measuring 74.4 mm H × 133.9 mm W × 74.9 mm D and mounts via #8 screws.