Datasheet
| Product or component type | Mechanical interlock |
| Accessory / separate part category | Interlocking accessory |
| Poles description | 3P 4P |
| Source-changeover interlock | Manual |
| Interlocked device | NS400…630 |
| Control type | Rotary handle |
| Mounting mode | Fixed |
| Period | 18 months |
| Device Full Name | Schneider Electric 32621 |