Fields of application

– As isolating device in meter boards for downstream

customer´s installation

2CDC 021 007 S0011

– In main distribution boards or switchgear as a selective

group or back-up protection device, especially where a

high degree of continuity of supply is required, e.g. for

installations related to “Safety Services” (IEC 60346-5-56),

“Medical Locations” (IEC 60364-7-710) etc.

– For general applications with tripping characteristic E

– For the protection of areas where high current peaks

(e.g. start-up currents) occur during operation, using

circuit-breakers with tripping characteristic K (S 750 DR)