Europa 4 pole residual current circuit breakers rccb 6ka din rail mount europa components eur1801004s this 4 pole rcbb provides earth fault safety protection the unit has a rated short circuit capacity of 6ka a rated current of 80a and a rated residual operating current of 100ma with a time delay designed for din rail mounting europa components eur1801004s four pole rccb 6ka 100ma 80a time delay