OS630D31F
Product ID:74178
Updated: 2026/7/14
Key Features
- 1Ensure high protection and rapid fault clearance for reliable operation.
- 2Install easily in compact enclosures with a space-saving design.
- 3Adjust mounting feet for flexible top or side installation.
- 4Simplify cabling and save space with high terminal positioning.
- 5Meet heavy-duty requirements with a 100 kA breaking capacity.
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Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Pollution Degree | 3 | Product Net Width | 429 mm |
| Product Net Height | 306 mm | Product Net Depth / Length | 233 mm |
| Product Net Weight | 19.154 kg 42.23 lb | Conventional Free-air Thermal Current (Ith) | Π= 40 °C 630 A |
| Conventional Thermal Current (Ithe) | Fully Enclosed 570 A | Fourth Pole Type | Switched - Fusible Pole |
| Fuse Size | NH3 | 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 | Top In - Bottom Out, Bottom In - Top Out |
| Power Loss | at Rated Operating Conditions per Pole 46 W | Rated Conditional Short-Circuit Current (Inc) | (690 V) 80 kA |
| Rated Current (In) | Main Circuit 630 A | Rated Impulse Withstand Voltage (Uimp) | 12 kV |
| Rated Insulation Voltage (Ui) | 1000 V | Rated Operational Current AC-21A (Ie) | (500 V) 630 A (690 V) 630 A |
| Rated Operational Current AC-22A (Ie) | (380 ... 415 V) 630 A (500 V) 630 A (690 V) 630 A | Rated Operational Current AC-23A (Ie) | (500 V) 630 A (380 ... 415 V) 630 A (690 V) 630 A |
| Rated Operational Current AC-23B (Ie) | (380 ... 415 V) 630 A (500 V) 630 A (690 V) 630 A | Rated Operational Power AC-23A (Pe) | (220 ... 240 V) 200 kW (400 V) 355 kW (415 V) 355 kW (500 V) 450 kW (690 V) 630 kW |
| Rated Operational Voltage | Main Circuit 690 V AC | Rated Short-time Withstand Current Low Voltage (Icw) | for 1 s 18 kiloampere rms |
| Standards | IEC 60947-3 | Switches Operating Mechanism | 31 (Between the Poles) |
| Terminal Type | Lug terminals | Terminal Width | 39 mm |
| Tightening Torque | 50 ... 75 N·m | Tightening Torque | 50 ... 75 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 | 1SCA022835R8400 |
Specifications may be subject to change without notice
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