HD13保护型刀开关，极大的提高对人身安全防护性 能，防止误触电。该系列产品主要用于低压配电设备中，作不频繁地手动接通和切断、隔离电源之用。

符合标准：GB 14048.3、IEC 60947-3。

The HD13 protective knife switch significantly enhances personal safety protection capabilities by preventing accidental electric shock. This product series is primarily used in low-voltage power distribution equipment for non-frequent manual switching operations—specifically for making and breaking connections and isolating power sources.

Complies with: GB 14048.3, IEC 60947-3.