Electronics / Computers
ACREL AM4 MIDDLE VOLTAGE PROTECTIVE RELAYS IN POWER SYSTEMS |
Rated Parameter |
Power Supply |
Power supply: AC/DC220V, Or AC/DC110V, oR DC48V (Reference the wiring diagram) |
Range: Power supply x (1±20%) |
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Maximum power consumption: ≤10W(DC) |
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Rated Voltage |
Rated Voltage: AC100V |
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Range: 1-120V |
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Accuracy: ±0.5% |
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Power Consumption: ≤0.5VA (Single phase) |
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Overload capacity: 1.2 times rated voltage for continuous work; 2 times for 10 seconds |
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Rated Current |
Rated current: AC 5A/1A (See the device wiring diagram) |
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Range: 0.04In~15In |
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Power consumption: ≤0.5VA (Single phase) |
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Overcapacity: 2 times rated current for continuous work; 40 times for 1 second |
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Frequency |
Rated frequency: 50Hz or 60 Hz |
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Range: 45~55Hz |
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Accuracy: ±0.1Hz |
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Digital Input |
Rated Voltage: AC/DC220V, AC/DC110V, DC48V (Similar to power supply) |
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Voltage Range: Rated voltage x (1±20%) |
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Power Consumption: ≤1W(DC220V) (Single channel) |
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Digital Output |
Mechanical life: ≥10000 times |
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Switching capacity: ≥1000W, L/R=40ms |
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On current: continuous≥5A short time (200ms)≥30A |
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Interrupting capacity: ≥30W, L/R=40ms |
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Normal Working Conditions |
Ambient temperature: -10℃~+55℃ |
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Device storage and transport allow the ambient temperature to be -25℃~+70℃ |
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Relative humidity: 5%~95% (The product does |
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Altitude: ≤4000m |
Features of AM4 Middle Voltage Protective Relays In Power Systems
01
Abundant interface resources: 4 AC current channels, 4 AC voltage channels; 12 digital input channels (AC and DC), 5 digital output channels; 1 RS485 communication interface, 1 RS232 maintenance port.
02
Transparency: Real-time recording of AC volume, digital input volume, binary output volume, and the status of all protection modules; record the action behavior, action time, and wave recording data of each component inside the protection.
03
High-reliability design: It has passed 6 electromagnetic compatibility testing certifications, and the electrical fast transient burst, electrostatic discharge, and surge anti-interference performance have all reached the IV level standard.
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