... in the R&D, manufacture and sale of low voltage electric applicants, such as MCB, MCCB, RCCB,AC ... SX MCB, BH MCB, Hydraulic Magnetic Miniature Circuit Breaker,solo mcb moulded case circuit breaker/MCCB: ABB S MCCB,ABB TMAX MCCB ... circuit breaker/Earth leakage circuit breaker/RCCB/ELCB:Legrand DXLD,legrandF360,legrand F362 Residual current device RCD/Residual current operated circuit breaker with ...