OT125MLE4
Product ID:89708
Updated: 2026/7/15
Key Features
- 1Handle high power with 37 kW and 80 A rated current.
- 2Ensure reliable operation in AC-3, 400 V demanding environments.
- 3Install flexibly for floor, distribution board, or intermediate mounting.
- 4Protect components with a front-side IP20 protection rating.
- 5Trust the reliability of the ABB brand for electrical solutions.
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Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Degree of Protection | Front IP20 | Environmental Information | 1SCC301264D0201 |
| Pollution Degree | 3 | Product Net Width | 100 mm |
| Product Net Height | 96.5 mm | Product Net Depth / Length | 74 mm |
| Product Net Weight | 0.49 kg | Cable Cross-Section | Cu 10 ... 70 mm² |
| Conventional Free-air Thermal Current (Ith) | Π= 40 °C 125 A | Conventional Thermal Current (Ithe) | Fully Enclosed 125 A |
| Degree of Protection | Front IP20 | Distance Between Phases | Standard |
| Fourth Pole Position | Right Side | Fourth Pole Type | Switched - Simultaneous Function |
| Handle Type | Handle and shaft not included | Lock Type | No |
| Mechanical Durability | 20000 | Mounting Type | Base mounting |
| Number of Poles | 4P | Operating Mode | Front operated |
| 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-21A (Ie) | (380 ... 415 V) 125 A (500 V) 125 A (690 V) 125 A | 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 | Special Functions | No |
| Standards | IEC 60947-3 | Switches Operating Mechanism | Mechanism on Top of the Switch |
| Terminal Type | Screw Terminals | Tightening Torque | acc. IEC 60947-1 6 N·m |
| Tightening Torque | acc. IEC 60947-1 6 N·m | Object Classification Code | Q |
| ETIM 8 | EC000216 - Switch disconnector | ETIM 9 | EC000216 - Switch disconnector (low voltage) |
| eClass | V11.1 : 27371403 | WEEE Category | 5. Small Equipment (No External Dimension More Than 50 cm) |
| E-Number (Finland) | 3601252 | Manufacturer ID | 1SCA022757R0320 |
Specifications may be subject to change without notice
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