IL 5880 for pure three-phase and alternating voltage networks with 0 ... 500 V / 10 ... 1000 Hz, according to IEC/EN 61 557, alarm value adjustable 5 ... 100 kOhm, also monitors powerless networks, closed-circuit principle, memory or hysteresis behavior programmable, clear and test button (additional external clear and test buttons can be connected), LED displays for operational readiness and insulation fault, width 35 mm
