3P 800V DC solar mini circuit breaker Description: PQB1Z-63 2P PV DC breaker supplementary protectors are designed to provide overcurrent protection within appliances or electrical equipment, where a branch circuit protaction is already providedd or not required. Devices are designed for direct current(DC) control circuit applications.  Technical Parameter: Item DC MCB Code PQB1Z-63 Pole 1P 2P 3P 4P Voltage 250VDC 550VDC 800VDC 1000VDC Current 1A,3A,6A,10A,16A,20A,32A,40,50A,63A Standard IEC/EN60947 Breaking Capacity 6KA,10KA Characteristic Curve B,C,D Working Temperature "-5°"to +40° Protection Degree IP20 Electrical life More than 8000times Mechanical life More than 2000times Dimension(W)X(H)X(D) 18X80X71 36X80X71 54X80X71 72X80X71 Installation 35MM DIN RAIL Accessory YES Installation Altitude â?¤2000M