Knife blade disconnect switches use jaw-and-blade contacts for manual isolation of industrial circuits up to 1200A at 600V providing visible isolation for maintenance safety in switchboards and motor control centers.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | Line Blade | Incoming line blade contact | PWR |
| 2 | Load Jaw | Outgoing load jaw contact | PWR |
| 3 | Handle | Operating handle manual | I/O |