DZ47-63 Miniature Circuit Breakers has small size, light weight, novel structure and excellent performance. The material of enclosure and inside plastically parts is fire resistance and withstand shocking. It is used in the circuit of 50/60Hz,rated voltage 230/400 V, rated current up to 100A as protection against overload and short circuit. It is also used as protection against frequent switchover. Compliance with standards GB 10963-1999;IEC 60898:1995.