On load switch disconnector: it is switch disconnector that can open and close the circuit on load and perform the isolation required.
Off Load switch disconnector: It is switch disconnector that must open and close the circuit when load is off (it can not operate on nominal load) – For example – Earthing switch used with CB during maintenance
The INS Switch is of the on load type
Rich power group is a professional supplier and maker of disconnector switch in China, we can produce the complete products and also provide the spare parts to our customers.