OT125F3/BSP25
Product ID:88340
Updated: 2026/4/4

Key Features
- 1Handle high currents reliably with a 125A rating. 2、Save panel space with a compact 70x100x74 mm design. 3、Ensure operator safety with front-operated, non-fusible design. 4、Install flexibly using base mount or DIN-rail options. 5、Meet global compliance with IEC, UL, and CSA standards.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Degree of Protection | Front IP20 | Environmental Information | 1SCC301264D0201 |
| Pollution Degree | 3 | Product Net Width | 70 mm |
| Product Net Height | 100 mm | Product Net Depth / Length | 74 mm |
| Product Net Weight | 10 kg | Cable Cross-Section | Cu 10 ... 70 mm² |
| Conventional Thermal Current (Ithe) | Fully Enclosed 125 A | Degree of Protection | Front IP20 |
| Handle Type | Knob Handle and shaft not included | Lock Type | No |
| Mechanical Durability | 20000 | Number of Poles | 3P |
| Pollution Degree | 3 | Power Loss | at Rated Operating Conditions per Pole 6.3 W |
| Rated Impulse Withstand Voltage (Uimp) | 8 kV | Rated Insulation Voltage (Ui) | acc. to IEC/EN 60664-1 750 V |
| Rated Operational Current AC-22A (Ie) | (380 ... 415 V) 125 A (500 V) 125 A (690 V) 125 A | Rated Operational Current AC-23A (Ie) | (380 ... 415 V) 90 A (500 V) 70 A (690 V) 50 A |
| Rated Operational Power AC-23A (Pe) | (220 ... 240 V) 22 kW (400 ... 415 V) 45 kW (500 V) 45 kW (690 V) 45 kW | Rated Operational Voltage | Main Circuit 750 V |
| Rated Short-Circuit Making Capacity (Icm) | (690 V) 3.6 kA | Rated Short-time Withstand Current Low Voltage (Icw) | for 1 s 2.5 kA |
| Standards | IEC 60947-3 | Terminal Type | Screw Terminals |
| Tightening Torque | acc. IEC 60947-1 6 N·m | Maximum Operating Voltage UL/CSA | 600 V |
| Ampere Rating | 100 A | Tightening Torque | acc. IEC 60947-1 6 N·m |
| Object Classification Code | Q | WEEE Category | 5. Small Equipment (No External Dimension More Than 50 cm) |
| Manufacturer ID | 1SCA135438R1001 |
Specifications may be subject to change without notice
