Rishabh Instruments Pvt. Ltd. Protection Relays & Systems RISH ELR VI-4021-LA-TS35

The RISH ELR VI series is a digital earth leakage relay designed for protection against earth leakage current, over and under voltage, over and under current, and reverse power in single and three-phase systems. It features a 4-digit 7-segment LED display, dual-color fault indication LEDs, CBCT open detection, and stores the last 15 faults. The relay supports programmable trip settings from 30 mA to 30 A, true RMS measurement up to the 15th harmonic, and auto-re-closure or manual reset modes. Configuration is done via USB using the PRKAB interface. The device complies with IEC 61010-1:2010 and IEC 61326 safety and EMC standards. It is mounted on a DIN rail and intended for use in control panels, switchboards, and sensitive industrial environments such as chemical plants and mining operations.