Measuring Parameter | Monitors : Phase Loss, Phase Asymmetry, Over Voltage & Under Voltage |
Electrical Connection | 3Ø-3W |
Operating Voltage | 280 to 520V AC(L-L) |
Functional Specification |
Phase Imbalance : 30V (fixed), Hysteresis : 6V, Voltage Accuracy : ±1% of full scale, Time Accuracy : ±5% ±100ms, Power on delay : 3sec (fixed) |
Trip setting |
Phase Asymmetry : 30V (fixed), Over Voltage trip : 10% of nominal voltage, Under Voltage trip : 15 % of nominal voltage, Trip & Recovery time delay : <120ms for phase loss, phase asymmetry <200ms for over voltage, under voltage |
Reset Condition | After removal of fault condition reset automatically after hysteresis of 6V |
Output Contact |
No. of Relays : 2 Output Contact : DPDT(2C/O) Contact Rating : 5A@250VAC resistive |
Relay status | Healthy :- COM-NO Trip :- COM-NC |
Size | 35 X 90 mm |
Mounting Type | DIN rail Mount |