Voltage monitoring for 3 phase systems 3 phase mains, 50 → 400 Hz Arithmetic average measurement Adjustable response and fall-back values For mains with or without a neutral conductor Closed circuit current principle; output relay not activated in the event of a fault LED status displays Impervious to harmonics Overall width 45 mm Input Overload capability: 1.2 UN continuous Response value RAN: 0.85 → 1.05 UN adjustable Fall-back value: 0.75 → 0.95 UAN adjustable Output Contact assignment: 2 changeovers Contact type: Spring contact Thermal current: 6 A Switching capacity: 3 A (as per AC 11, 230 V), 2 A (as per DC 11, 24 V)
Phase Sequence/Failure Relays
Monitoring of 3 phase supplies Orange housing manufactured to DIN 43 880 DIN rail mount
