ZN63 M1-12 indoor high voltage vacuum circuit breaker operated by permanence magnetic mechanism. intelligent control, simple operating program, less maintenance, install size is compatible with VS1, VD4.

• 是由新一代高可靠、维护的永磁机构操动，智能化控制，操作程序简单，外型安装尺寸与VS1、D4完全兼容。