XT4N 250 TMF 125-1250 2p F F UL/CSA
Product ID:86924
Updated: 2026/7/21
Key Features
- 1Ensure reliable operation in power distribution and DC applications.
- 2Meet stringent UL/CSA safety standards for full compliance.
- 3Handle precise currents from 125 to 1250 amperes.
- 4Optimize system efficiency with minimal power loss design.
- 5Withstand 25,000 operations for extended durability.
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Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Environmental Information | 9AKK108467A6707 | Product Net Width | 105 mm |
| Product Net Height | 160 mm | Product Net Depth / Length | 82.5 mm |
| Product Net Weight | 2.05 kg | Circuit Breaker Type to be Associated | Power Distribution |
| Product Main Type | SACE Tmax XT | Product Name | Moulded Case Circuit Breaker |
| Product Type | Automatic Circuit Breaker | Suitable for Product Class | SACE Tmax XT |
| Version | F | Current Type | AC/DC |
| Electrical Durability | 120 cycles per hour 8000 cycle | Mechanical Durability | 240 cycles per hour 25000 cycle |
| Number of Poles | 2P | Opening Time | CB with SOR 15 ms CB with UVR 15 ms |
| Order Multiple | 1 piece | Power Loss | at Rated Operating Conditions per Pole 7.4 W |
| Rated Current (In) | 125 A | Rated Instantaneous Short-Circuit Current Setting (Ii) | 1250 A |
| Rated Operational Voltage | 600 V AC 500 V DC | Rated Uninterrupted Current (Iu) | 250 A |
| Rated Voltage (Ur) | 600 V | Release | TMF |
| Release Type | TM | Setting Range | 125 A |
| Short-Circuit Performance Level | N | Standards | UL489 |
| Sub-type | XT4 | Terminal Connection Type | Front |
| Interrupting Rating acc. to UL489 | (240 V AC) 65 kA (480 V AC) 25 kA (600 V AC) 18 kA (250 V DC) 2 Poles in Series 35 kA (600 V DC) 3 Poles in Series 35 kA | ETIM 8 | EC000228 - Power circuit-breaker for trafo/generator/installation protection |
| ETIM 9 | EC000228 - Power circuit-breaker for trafo/generator/installation protection | WEEE Category | 5. Small Equipment (No External Dimension More Than 50 cm) |
| eClass | V11.1 : 27370409 | Manufacturer ID | 1SDA080105R1 |
Specifications may be subject to change without notice
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