... ,CE & CQC Attestation 3)The Most Comparative Price 4)Different type NT50 Miniature Circuit Breaker ,Circuit Breaker(MCB) ,breakerProduct DescriptionScope of ... frequency (Hz): 50, 60 5. Rated current In (A): 6, 10, 16, 20, 25, 30 6. Rated breaking capacity Im(A ... 8. Rated residual actuating current I N (MA): 30, 15, 10 9. Rated residual non-actuating current I N (MA): 15 ...