Product Model
OT1250E03CK

Key Features
- 1High amperage rating of 1250 A for robust power handling.
- 24-pole manual change-over switch with a direct mounted handle for easy operation.
- 3Meets EU RoHS and REACH compliance for environmental safety.
- 4Rated for operational currents up to 1250 A at various voltage ranges (380-415 V, 500 V, 690 V).
- 5Durable construction with a black handle and IP20 degree of protection for reliable performance.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Degree of Protection | Front IP20 | Pollution Degree | 3 |
| Product Net Width | 400 mm 15.75 in | Product Net Height | 306 mm 12.05 in |
| Product Net Depth / Length | 309 mm 12.17 in | Product Net Weight | 33.76 kg 74.43 lb |
| Conventional Free-air Thermal Current (Ith) | Π= 40 °C 1250 A | Degree of Protection | Front IP20 |
| Distance Between Phases | Standard | Handle Color | Black |
| Handle Type | Direct mounted handle | Mounting Type | Base mounting |
| Number of Poles | 3P | 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 29 W | Rated Impulse Withstand Voltage (Uimp) | 12 kV |
| Rated Insulation Voltage (Ui) | 1000 V | Rated Operational Current AC-21A (Ie) | (380 ... 415 V) 1250 A (500 V) 1250 A (690 V) 1250 A |
| Rated Operational Current AC-22A (Ie) | (380 ... 415 V) 1250 A (500 V) 1250 A (690 V) 1250 A | Rated Operational Current AC-23A (Ie) | (380 ... 415 V) 1250 A (500 V) 1250 A (690 V) 1250 A |
| Rated Operational Current AC-31B (Ie) | (380 ... 415 V) 1250 A | Rated Operational Current AC-33B (Ie) | (380 ... 415 V) 1250 A |
| Rated Operational Power AC-23A (Pe) | (380 ... 415 V) 710 kW (500 V) 900 kW (690 V) 1200 kW | Rated Operational Voltage | Main Circuit 1000 V |
| Rated Short-time Withstand Current Low Voltage (Icw) | for 1 s 50 kiloampere rms | Switches Operating Mechanism | Mechanism at the End of the Switch 03 (Left Side) |
| Terminal Type | Screw Terminals | Terminal Width | 50 mm |
| Tightening Torque | acc. IEC 60947-1 50 ... 75 N·m | Transition Type | Open |
| Ampere Rating | 1250 A | Tightening Torque | acc. IEC 60947-1 50 ... 75 N·m |
| Object Classification Code | Q | ETIM 8 | EC000216 - Switch disconnector |
| WEEE Category | 5. Small Equipment (No External Dimension More Than 50 cm) | Manufacturer ID | 1SCA117991R1001 |
Specifications may be subject to change without notice
