OS125GDS30
Product ID:86357
Updated: 2026/4/3

Key Features
- 1Ensure reliable 125A motor protection for high-current applications. 2、Prevent accidents with interlocking fuse covers for enhanced safety. 3、Simplify installation using the modular design and adjustable shaft. 4、Maintain protection levels with rapid fault clearance for reliable operation. 5、Meet global safety standards including IEC 60947-1 and UL/CSA.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Pollution Degree | 3 | Product Net Width | 182 mm |
| Product Net Height | 140 mm | Product Net Depth / Length | 130 mm |
| Product Net Weight | 2.04 kg 4.5 lb | Conventional Free-air Thermal Current (Ith) | Π= 40 °C 125 A |
| Conventional Thermal Current (Ithe) | Fully Enclosed 125 A | Fuse Size | NH000 NH00 |
| Fuse System | DIN | Handle Type | Handle and shaft not included |
| Mounting Type | Base mounting | Number of Poles | 3P |
| Operating Mode | Side Operated | Pollution Degree | 3 |
| Position of Line Terminals | Top In - Bottom Out, Bottom In - Top Out | Power Loss | at Rated Operating Conditions per Pole 4 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 | 30 (Right Side) |
| 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) | E-Number (Finland) | 3600113 |
| Manufacturer ID | 1SCA115966R1001 |
Specifications may be subject to change without notice
