OT1250E03DDP
Product ID:75937
Updated: 2026/4/3

Key Features
- 1Deliver robust performance with a high 1250 A amperage rating. 2、Operate safely and easily using the front-operated mechanism. 3、Save valuable panel space with a compact, base-mounted design. 4、Ensure reliability in extreme conditions with comprehensive safety certifications. 5、Suit diverse low-voltage applications up to 1000 VAC.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Degree of Protection | Front IP00 | Environmental Information | 1SCC301233D0201 |
| Pollution Degree | 3 | Product Net Width | 400 mm |
| Product Net Height | 372 mm | Product Net Depth / Length | 309 mm |
| Product Net Weight | 34.1 kg | Conventional Thermal Current (Ithe) | Fully Enclosed 1250 A |
| Degree of Protection | Front IP00 | Handle Color | Black |
| Handle Type | Handle and shaft included | Lock Type | Yes |
| Mechanical Durability | 6000 | Number of Poles | 6 |
| Pollution Degree | 3 | Power Loss | at Rated Operating Conditions per Pole 29 W |
| Rated Conditional Short-Circuit Current (Inc) | (1250 A fuse, 415 V) 80 kA (1250 A fuse, 500 V) 100 kA | Rated Impulse Withstand Voltage (Uimp) | 12 kV |
| Rated Insulation Voltage (Ui) | acc. to IEC/EN 60664-1 1000 V | Rated Operational Current AC-21A (Ie) | (690 V) 1250 A (690 V) 380415V;1250 A (690 V) 500V;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 Power AC-23A (Pe) | (400 ... 415 V) 710 kW (500 V) 900 kW (690 V) 1200 kW | Rated Operational Voltage | Main Circuit 1000 V |
| Rated Short-Circuit Making Capacity (Icm) | (690 V) 110 kA | Rated Short-time Withstand Current Low Voltage (Icw) | for 1 s 50 kA |
| Standards | IEC 60947-3 | Terminal Type | Lug terminals |
| Tightening Torque | acc. IEC 60947-1 50 ⦠75 N·m | Tightening Torque | acc. IEC 60947-1 50 ⦠75 N·m |
| Object Classification Code | Q | ETIM 8 | EC000229 - Handle for power circuit breaker |
| ETIM 9 | EC000229 - Handle for power circuit breaker | WEEE Category | 5. Small Equipment (No External Dimension More Than 50 cm) |
| Manufacturer ID | 1SCA117173R1001 |
Specifications may be subject to change without notice
