... breakers designed and developed by our company by comprehensively a CM1) series moulded case circuit breakers are one of the ... /690V Rated serviceshort circuitbreakingcapacity (KA)400/690V Number ofpoles Flashoverdistance CM1-63L 63 (6), 10, 16,20, 25, 32,40, ... 400 500 25 12.5 3 ≤50 CM1-63M 63 50 25 3,4 CM1-100L 100 16, 20, 25,32, ... 225 50/10 25/5 3 CM1-225H 225 85/20 42.5/10 3 CM1-400L 400 225, 250,315, ...