DETAILS, FICTION AND ZCT

2nd, Test if capacitive present-day of cable is less than your setting. 2A looks is reduced placing, for cable sizing, from 120mm^2 is below 1km lenght.Don't forget, the secondary winding is linked to the earth fault relay, it's going to guard the rest of the circuit with an extra hello from a circuit breaker.　最後にここまでのおさらい