... Battery breaker, Bypass breaker; DC Fuse, Fan, redundant power supply; temperature sensor, EPO (Emergency Power Off), audible alarmsSoftware ProtectionsDischarging ... of range, voltage between neutral and ground high, UPS on Bypass mode, Bypass frequency out of range.Bypasssolid state,Overload125% for ... 60 dB @ 1,5 m.DimensionDimensionAsk for informationWeight (without batteries) online ups 110v