A9F44250 Acti 9 50A MCB Mini Circuit Breaker2P Curve C, 12 -133V. Acti 9 iC60N series multi-standard circuit breakers combine circuit protection against short circuit currents and circuit protection against overload currents it also protects people against indirect contact with TN and IT neutral systems. Fully compliant with standards IEC/EN 60898 and IEC/EN 60947-2. ACTi 9 is fully tested, approved and certified by national and international third parties.