The ATV12 have been qualified with the transient voltage test in labs in accordance of the standard IEC/EN 61000-4-5 level 3 (surge immunity test).
The voltage peak is 1kV 1.2µS/50µS wave superimpose on the power supply phase to phase.
The voltage peak is 2kV 1.2µS/50µS wave superimpose on the power supply between phases to earth.

Released for: Schneider Electric India