| Product Type | Isolating Switch with Release |
| Model | DPX-IS 250 |
| Manufacturer | Legrand |
| SKU/Reference | 026630 |
| EAN Code | 3245060266301 |
| Number of Poles | 3 |
| Rated Permanent Current (Iu) | 63 A |
| Rated Operating Voltage Range | 230-690 V |
| Maximum Rated Operation Voltage (Ue AC) | 690 V |
| Rated Insulation Voltage | 800 V |
| Rated Impulse Withstand Voltage | 8 kV |
| Rated Short-Time Withstand Current (Icw) | 9 kA |
| Conditioned Rated Short-Circuit Current (Iq) | 100 kA |
| Rated Operation Power at AC-23, 400V | 25.2 kW |
| Rated Permanent Current at AC-21, 400V | 63 A |
| Category of Use | AC23 (On-load switching) |
| Compliance Standards | EN/IEC 60947-3, NEMA AB-1 |
| Climatic Category | Category F per IEC/EN 60947-1 Annex Q |
| Device Construction | Complete device in housing |
| Control Element Type | Turn button |
| Control Element Color | Black |
| Electrical Connection Type | Screw connection with cage terminals |
| Terminal Shields | Supplied with terminal shields |
| Degree of Protection (Front) | IP20 |
| Mounting Options | DIN rail, plate mounting in XL³ or XL³ S enclosures, floor mounting, front mounting 4-hole |
| Auxiliary Contacts (Normally Closed) | 0 |
| Auxiliary Contacts (Normally Open) | 0 |
| Auxiliary Contacts (Change-Over) | 3 |
| Motor Drive | Not integrated or optional |
| Voltage Release | Optional |
| Interlockable | Yes |
| Padlock Feature | Integrated in handle |
| Optional Handle Types | Emergency use handle, vari-depth handle |
| Application Versions | Main switch, maintenance/service switch, safety switch, emergency stop installation |
| Temperature Range | Per IEC/EN 60947-1 Category F specifications |
| Humidity Resistance | Per IEC/EN 60947-1 Category F specifications |
| Vibration & Shock Resistance | Per IEC/EN 60947-1 Category F specifications |
| Salt Mist Resistance | Per IEC/EN 60947-1 Category F specifications |