OS800D30
Product ID:74435
Updated: 2026/4/3

Key Features
- 1Handle robust 800 A power for heavy-duty operations. 2、Ensure safe disconnections with a reliable fusible type design. 3、Simplify installation using the versatile base mount. 4、Secure wiring connections with the lug terminal type. 5、Meet international safety standards with CCC and UL 98 certification.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Pollution Degree | 3 | Product Net Width | 343 mm |
| Product Net Height | 306 mm | Product Net Depth / Length | 233 mm |
| Product Net Weight | 14.39 kg 31.72 lb | Conventional Free-air Thermal Current (Ith) | Π= 40 °C 800 A |
| Conventional Thermal Current (Ithe) | Fully Enclosed 720 A | Fuse Size | NH3 |
| 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 | Top In - Bottom Out, Bottom In - Top Out | Power Loss | at Rated Operating Conditions per Pole 75 W |
| Rated Conditional Short-Circuit Current (Inc) | (690 V) 80 kA | Rated Current (In) | Main Circuit 800 A |
| Rated Impulse Withstand Voltage (Uimp) | 12 kV | Rated Insulation Voltage (Ui) | 1000 V |
| Rated Operational Current AC-21A (Ie) | (500 V) 800 A (690 V) 800 A | Rated Operational Current AC-22A (Ie) | (380 ... 415 V) 800 A (500 V) 800 A (690 V) 800 A |
| Rated Operational Current AC-23A (Ie) | (380 ... 415 V) 800 A (500 V) 800 A (690 V) 800 A | Rated Operational Power AC-23A (Pe) | (220 ... 240 V) 250 kW (400 V) 450 kW (415 V) 450 kW (500 V) 560 kW (690 V) 710 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 | 30 (Right Side) |
| 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 | 1SCA022834R5840 |
Specifications may be subject to change without notice
