This earthing switch is for use with the vacuum circuit-breaker (VCB) type 22CBDP， it is a safety device.
| The main technical data: | |
| Name:35KSDP Earthing Switch | Model:35KSDP |
| environment temperature: | -40℃～+70℃ |
| Acceptable current of short circuit: | 20KA |
| Acceptable D.C. current: | 400 A |
| Mechanical endurance: | 20000 operating Cycles |
