50439 | Schneider Electric

Closed toroid, 50439, Schneider Electric

This toroid enables the monitoring of the injected component of Vigilohm Insulation Monitor and the measurement of a rated current up to 160 A for VigiPacT monitoring and protection relays. The transmission ratio is 1/1000. The inner diameter of the toroid is 80 millimetres and the weight is 0.420 kg. The cables must be centred inside the toroid and the diameter of all these cables must not exceed 40 mm. The maximum cross-section per phase (R, S, T, N) is 95 mm² for a copper conductor.