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EP4-1 MULTI FUNCTION DIGITAL VOLTAGE RELAY
รายละเอียด :
Type : EP4-1
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Operating voltage
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AC/DC(V): 100 ~ 240
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Allowable operating voltage range
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85~110% of rated operating voltage
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Rated frequency
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50 / 60 Hz
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Detecting method
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Detect 3-phase supply voltage
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Reset time
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1S / 5S
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Display
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Display resolution ²1%
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Contact rating
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250VAC 5A (resistive load)
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Power consumption
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Approx. 3.3VA
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Life
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Mechanical: 5,000,000 times
Electrical: 100,000 times |
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Ambient temperature
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-10 ~ +50oC
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Ambient humidity
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MAX 85%RH
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Weight
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Approx. 130g
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คุณลักษณะ :
- Digital voltage indicator and fault detector
- Over voltage detection with 0.1sec~10sec tripping delay
- Under voltage detection with 0.1sec~10sec tripping delay
- Phase-loss detection with 2sec fixed tripping delay
- Phase sequence detection with 0.5sec fixed tripping delay
- 3-phase voltage balance(²5%) deletion with 3sec fixed tripping delay
- Phase-loss detection with active motor
- Manual / Auto Reset selectable - 1sec or 5sec auto reset tripping delay
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