OS125GD22LR
Product ID:77253
Updated: 2026/7/14
Key Features
- 1Protect heavy-duty motors reliably with the OS125GD22LR switch fuse.
- 2Ensure long electrical life via self-cleaning, maintenance-free contacts.
- 3Simplify installation using a modular 2-, 3-, or 4-pole design.
- 4Enhance safety with interlocking covers that prevent opening when ON.
- 5Match various applications with ratings up to 315 A and 690 V.
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Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Pollution Degree | 3 | Product Net Width | 277 mm |
| Product Net Height | 150 mm | Product Net Depth / Length | 156 mm |
| Product Net Weight | 2.9 kg 6.4 lb | Conventional Free-air Thermal Current (Ith) | Π= 40 °C 125 A |
| Conventional Thermal Current (Ithe) | Fully Enclosed 125 A | Fourth Pole Type | Switched - Fusible Pole |
| Fuse Size | NH000 NH00 | Fuse System | DIN |
| Handle Type | Handle and shaft not included | Mounting Type | Base mounting |
| Number of Poles | 4 | Operating Mode | Front Operated |
| Pollution Degree | 3 | Position of Line Terminals | Left In - Right Out |
| Power Loss | at Rated Operating Conditions per Pole 12 W | Rated Conditional Short-Circuit Current (Inc) | (690 V) 80 kA |
| Rated Current (In) | Main Circuit 125 A | Rated Impulse Withstand Voltage (Uimp) | 8 kV |
| Rated Insulation Voltage (Ui) | 1000 V | Rated Operational Current AC-21A (Ie) | (500 V) 125 A (690 V) 125 A |
| Rated Operational Current AC-22A (Ie) | (500 V) 125 A (690 V) 125 A | Rated Operational Current AC-23A (Ie) | (500 V) 125 A (690 V) 125 A |
| Rated Operational Power AC-23A (Pe) | (220 ... 240 V) 37 kW (400 V) 55 kW (415 V) 55 kW (500 V) 75 kW (690 V) 110 kW | Rated Operational Voltage | Main Circuit 690 V AC |
| Rated Short-time Withstand Current Low Voltage (Icw) | for 1 s 5 kiloampere rms | Standards | IEC 60947-3 |
| Switches Operating Mechanism | 22 (Between the Poles) | Terminal Type | Lug terminals |
| Terminal Width | 20 mm | Tightening Torque | 15 ⦠22 N·m |
| Tightening Torque | 15 ⦠22 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 : 27371401 | WEEE Category | 5. Small Equipment (No External Dimension More Than 50 cm) |
| Manufacturer ID | 1SCA120262R1001 |
Specifications may be subject to change without notice
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