IR155 03-04 Series

Ground fault detector for AC/DC electric vehicles (EV)

Description

The IR155 03/04 series detects ground faults in ungrounded drive systems in electric vehicles. The device monitors the system's insulation resistance between the charger and ground, for systems up to 1000 VDC. The advanced measurement method monitors both the DC side as well as the AC motor side of the system, even through high system interference conditions caused by motor control processes. The devices are PCB-style with a very small footprint and light weight. Various connector and drive output options are available.

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