Definitions
The use of disconnector is mandatory in industrial wiring. It is used to isolate the electrical panel from the power supply.
Definition : Disconnector:
Its function is to disconnect and isolate an electrical installation (or a part of electrical installation) to perform maintenance. It can be padlock. It has a small interrupting capacity (IC). It will be open only if the load is stopped (no current consumed) |  |
Definition : Switch-Disconnector:
 | It has the same function as the disconnector and in addition the switching function. It has a high IC and can open circuits with load running. |
Definition : Switch-Fuse-Disconnector:
It has the same function as the switch-disconnector and in addition it carries fuses to protect the equipment against short circuit. It has a high IC and can open circuits with load running |  |
