OS250B12LR
Product ID:76995
Updated: 2026/7/14

Key Features
- 1Ensure rapid fault clearance and high protection levels.
- 2Install easily in compact enclosures with modular design.
- 3Adapt to various depths using the adjustable shaft feature.
- 4Customize setups with a wide range of compatible accessories.
- 5Enable remote operation with motorized OSM version options.
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Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Product Net Width | 184 mm | Product Net Height | 204 mm |
| Product Net Depth / Length | 150 mm | Product Net Weight | 5.1 kg |
| Fuse Size | B1 B2 B3 | Fuse System | British Standard |
| Mounting Type | Base mounting | Number of Poles | 3 |
| Operating Mode | Front Operated | Power Loss | at Rated Operating Conditions per Pole 17 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 | Object Classification Code | Q |
| ETIM 8 | EC001040 - Fuse switch disconnector | ETIM 9 | EC001040 - Fuse switch disconnector |
| UNSPSC | 39122233 | IDEA Granular Category Code (IGCC) | 5291 >> Fuse switch disconnector |
| eClass | V11.1 : 27371392 | WEEE Category | 5. Small Equipment (No External Dimension More Than 50 cm) |
| Manufacturer ID | 1SCA022854R5420 |
Specifications may be subject to change without notice
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