Detailed Product Description The mini circuit breaker(MCB) suitable for house using .The MCB with the residual current.more safer, more useful.TypeRGB1-30Pole number23Type of N-pole1E2ERated current15,20,30Rated voltageAC230AC400Breaking Capacity(ICU)1500Rated residual working current(mA) In15,30Rated residual non-acting current(mA)Ino0.5InWorking time of the residual current1.0In≥1 Outline30A 2P ...