Rishabh Instruments Pvt. Ltd. Protection Relays & Systems VR-1-H-1

Voltage protection relay for single-phase systems with a nominal input voltage range of 220-254 VLN, configured with one changeover relay contact. Compact size of 17.5 mm, self-powered, with true RMS measurement, overvoltage (105-125% adjustable), undervoltage (75-95% adjustable), phase failure, and neutral failure protection. Trip delays are adjustable from 0 to 10 seconds for over/undervoltage and unbalance, with instant tripping for phase failure and neutral failure. Relay contacts rated at 5 A at 250 VAC or 30 VDC resistive load. Enclosure rated IP20, operating temperature range -10 to +55°C, and meeting IEC 61010-1-2010 safety and IEC 60529 IP ratings. Weight approximately 80 g.