... the circuit, excitation rush current, and ultra harmonics don’t affect signal, especially the capacitance bypass of cable distribution.Automatic ... ≤1000ADiameter of conducting wire25mm2≤d≤400mm2Operation response time0.06S≤T≤3SStatic power loss≤10μwReset time6,12,24,36 ... remove and electricity transit againEnvironment temperature-40°C≤T≤+75°COperation times≥4000 timesWeight420g Line Fault Indicator