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Monitoring Voltage Relays
Monitoring Voltage Relays
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- Under / Over Voltage
- 3 Phase 3-Wire
- Under Voltage 180 to 234Vac
- Over Voltage 246 to 300Vac
- Optional 310 - 520V
- 1 x Changeover contact
- Contact rating 3A at 250Vac
- Fixed on delay 200mS
- Adjustable off (trip) d...
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- 3-phase 3-wire operation
- Under voltage, over voltage and phase sequence monitoring
- 1 Changeover contact
- Auxiliary self supplied
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- Monitors phase sequence and failure, exceeding of monitored voltage in 3 phase main
- HRN-55 - supply from all phases, which means that function of relay is applicable also if one phase fails
- Fixed delay T1 (500ms) and adjustable delay T2 (0.1…10s)
- Faulty stat...
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- Relay monitors phase sequence and failure, exceeding of monitored voltage in 3 phase main
- HRN-55N - supply L1-N, it means that relay also monitors break of neutral point
- Fixed delay T1 (500ms) and adjustable delay T2 (0.1-10s)
- Faulty state is indicated by LED ...
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- DIN Rail mounting Electronic timing relay
- Selectable functions:-
- 3 phase AC Mains Montoring Relay
- Under/over voltage
- Phase asymmetry
- Phase sequence
- Phase failure
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- DIN Rail mounting Electronic timing relay
- Selectable functions:-
- 3 phase AC Mains Montoring Relay
- Under/over voltage
- Phase asymmetry
- Phase sequence
- Phase failure
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- Adjustable undervoltage setting 5…25% below nominal voltage
- Adjustable response setting 5…80% of undervoltage setting
- Adjustable on/off delay 0…10s
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- Adjustable undervoltage setting 5…25% below nominal voltage
- Adjustable response setting 5…80% of undervoltage setting
- Adjustable on/off delay 0…10s
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