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Equipment to monitor the current unbalance between phases or unbalance caused by defect in the medium voltage three-phase power grid. Applied in panels and underground facilities in buildings, the fault indication is made locally and remotely.

Acting current imbalance by 25~30 Aca
Current Reset até 2 Aca
Practice Time Detection of short circuit ≤ 6 ciclos (≤0,06s)
Reset Time 0,3 seconds
Frequency 60Hz
Auxiliary power 100~220 Vca
Lithium battery 4,8 Vcc
Battery performance without alarm 20 hs
Battery performance with Alarm 10 hs
Ability of relay contacts 5A/ 250Vca
Degree of Protection IP64
Maximum Altitude Relative to Sea Level ≤ 1000m