Voltage monitoring relay in 3P with fixed levels HRN-55N
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- Relay monitors phase sequence and failure, exceeding of monitored voltage in 3-phase main.
- HRN-55N: supply L1, L2, L3-N, it means that relay also monitors break of neutral point.
- Fixed delay T1 (500 ms) and adjustable delay T2 (0.1 - 10 s).
- Phase failure: Yes
- Phase sequence: Yes
- Overvoltage: x (fixed)
- Undervoltage: x (fixed)
- Asymmetry: x
- Monitored range: AC 3 x 172-287 V
- AC 3 x 172-287 V: 1x CO, 8 A
- Housing: 1-MODULE
- Power supply: from monitored voltage
- Dimensions: 90 x 17.6 x 64 mm (3.5˝ x 0.7˝ x 2.5˝)