OS630B12P
Product ID:75552
Updated: 2026/4/3

Key Features
- 1Deliver 630 A rated operational current for reliable power distribution. 2、Ensure long-lasting performance with 12 kV impulse withstand voltage. 3、Meet BS88 standards for fuse system compatibility. 4、Operate conveniently with the included pistol handle and shaft. 5、Mount stably in harsh environments using the base design.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Pollution Degree | 3 | Product Net Width | 341 mm |
| Product Net Height | 306 mm | Product Net Depth / Length | 233 mm |
| Product Net Weight | 13.5 kg | Conventional Free-air Thermal Current (Ith) | Π= 40 °C 630 A |
| Conventional Thermal Current (Ithe) | Fully Enclosed 570 A | Fuse Size | C1-C2 |
| Fuse System | British Standard | Handle Type | Pistol handle and shaft included |
| Mounting Type | Base mounting | Number of Poles | 3 |
| 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) | (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 | 12 (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 | 1SCA022825R6400 |
Specifications may be subject to change without notice
