QM2(CM2) MCCB passed 3C certificate. Conform standard: IEC60947-1 GB/T14048-2000 IEC60947-2 GB14048.2-2001 IEC60947-4-1 QM2(CM2) MCCB conform Standard: IEC60947-1,GB/T14048-2000 IEC60947-2,GB14048.2-2001 IEC60947-4-1,GB14048.4-2003 QM2(CM2) series Plastic rind Circuit Breaker