OS250D04F-3
Product ID:75295
Updated: 2026/4/3

Key Features
- 1Utilize a high-performance quick-make/quick-break mechanism for reliable switching. 2、Ensure enhanced safety with fully isolated fuse links in the OFF position. 3、Prevent access with interlocking fuse covers when the switch is ON. 4、Simplify installation and maintenance through a modular design. 5、Meet global standards with UL, CSA, and IEC approval ratings.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Product Net Weight | 4.65 kg | Fuse Size | NH0 NH1 |
| Fuse System | DIN | Mounting Type | Base mounting |
| Number of Poles | 4 | Operating Mode | Front Operated |
| Power Loss | at Rated Operating Conditions per Pole 13 W | Rated Operational Voltage | Main Circuit 690 V AC |
| Standards | IEC 60947-3 | Terminal Type | Lug terminals |
| Tightening Torque | 30 ⦠44 N·m | Tightening Torque | 30 ⦠44 N·m |
| ETIM 8 | EC001040 - Fuse switch disconnector | ETIM 9 | EC001040 - Fuse switch disconnector |
| UNSPSC | 39122233 | IDEA Granular Category Code (IGCC) | 5291 >> Fuse switch disconnector |
| WEEE Category | 5. Small Equipment (No External Dimension More Than 50 cm) | Manufacturer ID | 1SCA022725R1650 |
Specifications may be subject to change without notice
