XT3S 250 TMD 125-1250 4p F F InN=100%
Product ID:86628
Updated: 2026/4/9
Key Features
- 1Protect power distribution systems with a high-performance thermomagnetic release. 2、Ensure compatibility across both AC and DC electrical applications. 3、Achieve robust durability with 8000 cycles/hour and 25,000 operations. 4、Save panel space using compact dimensions of 140x150x70 mm. 5、Meet international safety standards with full IEC compliance.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Environmental Information | 9AKK108467A6707 | Product Net Width | 140 mm |
| Product Net Height | 150 mm | Product Net Depth / Length | 70 mm |
| Product Net Weight | 2.1 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 | Version | F |
| CAD Dimensional Drawing | 1SDH001295R0483 | Connecting Capacity Main Circuit | Busbar 85..192 mm² |
| Current Type | AC/DC | Electrical Durability | 120 cycles per hour 8000 cycle |
| Mechanical Durability | 240 cycles per hour 25000 cycle | Number of Poles | 4P |
| Opening Time | CB with SOR 15 ms CB with UVR 15 ms | Order Multiple | 1 piece |
| Power Loss | at Rated Operating Conditions per Pole 6.6 W | Rated Current (In) | 125 A |
| Rated Frequency (f) | 50 / 60 Hz | Rated Impulse Withstand Voltage (Uimp) | 8 kV |
| Rated Instantaneous Short-Circuit Current Setting (Ii) | 1250 A | Rated Insulation Voltage (Ui) | 800 V |
| Rated Operational Voltage | 690 V AC 500 V DC | Rated Service Short-Circuit Breaking Capacity (Ics) | (220 V AC) 50 kA (230 V AC) 50 kA (240 V AC) 50 kA (380 V AC) 27 kA (415 V AC) 36 kA (440 V AC) 20 kA (500 V AC) 15 kA (525 V AC) 10 kA (690 V AC) 3 kA (250 V DC) 2 Poles in Series 27 kA (500 V DC) 3 Poles in Series 37.5 kA |
| Rated Ultimate Short-Circuit Breaking Capacity (Icu) | (220 V AC) 85 kA (230 V AC) 85 kA (240 V AC) 85 kA (380 V AC) 50 kA (415 V AC) 50 kA (440 V AC) 40 kA (500 V AC) 30 kA (525 V AC) 20 kA (690 V AC) 6 kA (250 V DC) 2 Poles in Series 36 kA (500 V DC) 3 Poles in Series 50 kA | Rated Uninterrupted Current (Iu) | 250 A |
| Rated Voltage (Ur) | 690 V | Recommended Screw Driver | Main Circuit M8 |
| Release | TMD | Release Type | TM |
| Setting Range | 87.5...125 A | Short-Circuit Performance Level | S |
| Standards | IEC60947-2 | Sub-type | XT3 |
| Terminal Connection Type | Front | Terminal Type | Bolt |
| Tightening Torque | 8 N·m | ETIM 8 | EC000228 - Power circuit-breaker for trafo/generator/installation protection |
| ETIM 9 | EC000228 - Power circuit-breaker for trafo/generator/installation protection | Object Classification Code | Q |
| UNSPSC | 39120000 | WEEE Category | 5. Small Equipment (No External Dimension More Than 50 cm) |
| eClass | V11.1 : 27370409 | Manufacturer ID | 1SDA068229R1 |
Specifications may be subject to change without notice