... Breaker applicable to a line of AC 50Hz/60Hz, 230V in single pole, 400V in double, three,four poles for ... in single pole, 400V in double, three,four poles for protecting overload and short circuit, and rated current up ... 63A. It can also beused for infrequent line conversion under the normal condition. The breaker is applicable tolighting distribution system ... 6 40,50A 10 63A 16 Miniature Circuit Breaker