OS400D12LR
Product ID:80545
Updated: 2026/7/14
Key Features
- 1Ensure rapid fault clearance for high protection and reliability.
- 2Simplify installation and customization with a modular design.
- 3Save valuable panel space using a compact, lightweight structure.
- 4Extend electrical life with self-cleaning, maintenance-free contacts.
- 5Protect personnel safety via interlocking fuse covers during operation.
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Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Pollution Degree | 3 | Product Net Width | 344 mm |
| Product Net Height | 150 mm | Product Net Depth / Length | 255 mm |
| Product Net Weight | 9.6 kg | Conventional Free-air Thermal Current (Ith) | Π= 40 °C 400 A |
| Conventional Thermal Current (Ithe) | Fully Enclosed 630 A | Fuse Size | NH0 NH1 NH2 |
| Fuse System | DIN | Handle Type | Handle and shaft not included |
| Mounting Type | Base mounting | Number of Poles | 3 |
| Operating Mode | Front Operated | Pollution Degree | 3 |
| Position of Line Terminals | Left In - Right Out | Power Loss | at Rated Operating Conditions per Pole 40 W |
| Rated Conditional Short-Circuit Current (Inc) | (690 V) 80 kA | Rated Current (In) | Main Circuit 400 A |
| Rated Impulse Withstand Voltage (Uimp) | 12 kV | Rated Insulation Voltage (Ui) | 1000 V |
| Rated Operational Current AC-21A (Ie) | (500 V) 400 A (690 V) 400 A | Rated Operational Current AC-22A (Ie) | (380 ... 415 V) 400 A (500 V) 400 A (690 V) 400 A |
| Rated Operational Current AC-23A (Ie) | (380 ... 415 V) 400 A (500 V) 400 A (690 V) 400 A | Rated Operational Power AC-23A (Pe) | (220 ... 240 V) 132 kW (400 V) 220 kW (415 V) 230 kW (500 V) 280 kW (690 V) 400 kW |
| Rated Operational Voltage | Main Circuit 690 V AC | Rated Short-time Withstand Current Low Voltage (Icw) | for 1 s 14 kiloampere rms |
| Standards | IEC 60947-3 | Switches Operating Mechanism | 12 (Between the Poles) |
| Terminal Type | Lug terminals | Terminal Width | 25 mm |
| 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 : 27371401 |
| WEEE Category | 5. Small Equipment (No External Dimension More Than 50 cm) | Manufacturer ID | 1SCA022853R2010 |
Specifications may be subject to change without notice
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