Earth-leakage protection relay ELR-2

1 NO/NCACDC

ELR-2 External CT. 2 operation thresholds. Flag indicator (TRIP). Fail safe. Earth leakage relay with 2 operation thresholds, flush mount. External CT. Fail safe. Introduction Range ELR Product name ELR-2 Product type Residual current protection relay Current sensors compatibility CT-1 earth leakage current sensor Technical characteristics Application Residual current protection relay Supply voltage 240/415 VAC 50/60Hz 110 VAC/DC 24/48 VAC/DC (optional) 12 VAC/DC (optional) Power consumption 5,5 VA Type of measurement Earth fault current internal measurement Residual earth-leakage adjustment type 0,025...25 A Residual earth-leakage time delay adjustment type 0,02...5 s Earth-leakage protection class Type A Test function Local Remote test Output relays 2 changeovers (both TRIP) 5 A (240 VAC) Configurable normally de-energised or energised Display indications Green LED (power ON) Red LED (TRIP Red LED (ALARM) Mechanical trip memory (version ELR-2M) Mounting mode Flush mount 96x96 mm Standards IEC/EN 61010 IEC/EN 61000-6-2EN IEC/EN 61000-6-3 IEC/TR 60755 CEI EN 60947-2 Annex M Weight 280g Environment IP degree of protection IP40 front IP20 terminals Relative humidity 5...90% Operating temperature -10...+60 °C Storage temperature -20...+80 °C Options Tropicalization 3rd harmonic filter Transparent cover IP65