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•Rated insulating voltage (Ui): 500V
•Over-voltage tripping range: 280V±5%
•Under-voltage tripping range: 170V±5%
•Dielectric strength: 2kV/1min
•Electro-mechanical endurance: ≥4000
•Mounting on the left side of circuit breaker, actuate the combined device to
trip in case of under-voltage or over-voltage, effectively prevent the device from
closign operation under abnormal power voltage condition.
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