Europa 2 pole residual current circuit breakers rccb 6ka din rail mount europa components eur1801002s this 2 pole rcbb provides earth fault safety protection the unit has a rated short circuit capacity of 6ka a rated current of 100a and a rated residual operating current of 100ma designed for din rail mounting europa components eur1801002s double pole rccb 6ka 100ma 80a time delay