Disconnector with visible break, Interpact INV1250, 3p, 1250A. Series: Compact - Product name: INV1250 - Product or component type: Load disconnector - Description of poles: 3P - Network connection: DC, AC - Network frequency: 50/60 Hz - Rated operating current Ie: AC-22A : 1250 A AC 50/60 Hz 500/525 V, AC-21A : 1250 A AC 50/60 Hz 220/240 V, AC-22A : 1250 A AC 50/60 Hz 440/480 V, AC-22A : 1250 A AC 50/60 Hz 220/240 V, AC-23A : 1250 A AC 50/60 Hz 380/415 V, AC-22A : 1250 A AC 50/60 Hz 660/690 V, AC-21A: 1250A AC 50/60Hz 440/480V, AC-23A: 1250A AC 50/60Hz 660/690V, AC-21A: 1250A AC 50/60Hz 500/525V, DC-22A: 1250A DC 125V 2 poles in series, AC-21A : 1250 A AC 50/60 Hz 480 V NEMA, DC-23B : 1250 A DC 125 V 2 poles in series, AC-23A : 1250 A AC 50/60 Hz 500/525 V, AC-23A : 1250 A AC 50/60 Hz 480 V NEMA, DC-21A : 1250 A DC 125V 2 poles in series, AC-21A : 1250A AC 50/60Hz 660/690V, AC-23A : 1250A AC 50/60Hz 440/480V, AC-21A : 1250A AC 50/60Hz 380/415V, AC-23A : 1250A AC 50/ 60 Hz 220/240 V, AC-22A : 1250 A AC 50/60 Hz 480 V NEMA, AC-22A : 1250 A AC 50/60 Hz 380/415 V - Rated short-circuit switching edge. Icm: 75 kA 690 V AC 50/60 Hz disconnector alone, 75 kA 690 V AC 50/60 Hz with upstream protective disconnector - rated operating voltage Ue: 690 V AC 50/60 Hz, 125 V DC - plus contact indication: yes - visible break: yes.
| Property | Value |
| Number of poles: | 3.0 |
| Operating power: | 710.0 kW |
| Number of auxiliary contacts as normally closed: | 0.0 |
| Number of auxiliary contacts as normally open: | 0.0 |
| Number of auxiliary contacts as changeover contacts: | 4.0 |
| Rated continuous current Iu: | 1250.0 A |
| Max. Rated operating voltage Ue at AC: | 690.0 V |
| Design as EMERGENCY STOP device: | no |
| Protection class (IP), front: | IP40 |
| Connection type main circuit: | Screw connection |
| Device design: | Built-in device, fixed installation technology |
| Design of the actuating element: | long rotary handle |
| Suitable for floor mounting: | yes |
| Integrated motor drive: | no |
| Suitable for front mounting 4-hole: | yes |
| Version as maintenance/repair switch: | yes |
| Voltage release optional: | no |
| Suitable for front mounting central: | yes |
| Suitable for intermediate installation: | no |
| Suitable for distribution board installation: | yes |
| Version as main switch: | yes |
| Version as a safety switch: | no |
| Motor drive optional: | no |
| Lockable: | yes |
| Version as a reversing switch: | no |
| Rated short-time withstand current Icw: | 50.0 kA |
| Color of the actuating element: | black |
| Rated operating voltage: | 0.0 to 690.0 V |
| Rated continuous current at AC-21, 400 V: | 1250.0 A |
| Number of switches: | 1.0 |
| Rated continuous current at AC-23, 400 V: | 1250.0 A |
