Rishabh Instruments Pvt. Ltd. Protection Relays & Systems RISH RELAY I-1-2000-HA

RISH Relay I is a current protection relay designed for over current, under current, current loss, and current unbalance protection in single-phase and three-phase systems. This part is a single-phase variant with one normally open relay output and an auxiliary supply range of 60 V to 300 V AC/DC. It features a True RMS measurement capability, a Class 0.5 digit 7-segment LED display, and programmable CT secondary input from 1 A to 5 A with primary range up to 999 kA. The device supports IDMT over current curves, adjustable time delays, and auto/manual reset modes. It complies with IEC 61010-1-2010 for safety and IEC 61326-1 for EMC. The operation is configurable via front panel keys or USB-based PRKAB software. The relay has dual-color LED status indicators and stores the last 15 fault events.