Acrel middle voltage protection relay has the protection functions of power distribution system such as line protection, transformer protection, motor protection, capacitor protection, bus tie/incoming line backup automatic switching, etc. AM series undervoltage relay provide guarantee for the reliable and stable operation of the power supply and distribution system.
Auxiliary power supply | Rated input | AC220V/DC220V,DC110V,DC48V |
Range | Rated Voltage*(1±20%) | |
Power consumption | ≤10W(DC) | |
Rated voltage | Rated input | AC100V |
Range | 1~120V | |
Accuracy | ±0.5% | |
Power consumption | ≤0.5VA | |
Rated current | Rated input | AC5A/1A |
Range | 0.04ln~15ln | |
Accuracy | ±0.5% | |
Power consumption | ≤0.5VA | |
Frequency | Rated frequency | 50Hz or 60Hz |
Range | 45Hz~55Hz or 60Hz | |
Accuracy | ±0.1Hz | |
Environment | Temperature | -10℃~55℃ |
Humidity | 5%~95% | |
Altitude | ≤4000m | |
Insulating property | Insulation resistance | >100MΩ |
Dielectric strength | Power frequency voltage withstand 2kV | |
Impulse voltage | ±5kV |
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