A2B 250 TMF 150-1500 4p F F
Product ID:89153
Updated: 2026/4/7

Key Features
- 1Achieve up to 10,000 mechanical cycles for extended service life. 2、Ensure safety with a fast 15ms opening time via SOR and UVR. 3、Meet rigorous IEC standards for global compliance and performance. 4、Protect transformers and generators across diverse applications. 5、Simplify installation and maintenance with accessible front terminals.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Environmental Information | 1SDL000183R0001 9AKK108467A6707 | Product Net Width | 140 mm |
| Product Net Height | 150 mm | Product Net Depth / Length | 60 mm |
| Product Net Weight | 1.75 kg | Product Main Type | SACE FORMULA |
| Product Name | Moulded Case Circuit Breaker | Product Type | Automatic Circuit Breaker |
| Version | F | Electrical Durability | 4000 cycle |
| Mechanical Durability | 10000 cycle | Number of Poles | 4P |
| Opening Time | CB with SOR 15 ms CB with UVR 15 ms | Power Loss | at Rated Operating Conditions per Pole 8 W |
| Rated Current (In) | Main Circuit 150 A | Rated Impulse Withstand Voltage (Uimp) | 6 kV |
| Rated Insulation Voltage (Ui) | 690 V | Rated Operational Voltage | 550 V AC 250 V DC |
| Rated Service Short-Circuit Breaking Capacity (Ics) | (240 V AC) 12.5 kA (380 V AC) 9 kA (415 V AC) 9 kA (440 V AC) 7.5 kA (480 V AC) 7.5 kA (500 V AC) 2.5 kA (250 V DC) 2 Poles in Series 9 kA | Rated Ultimate Short-Circuit Breaking Capacity (Icu) | (240 V AC) 25 kA (380 V AC) 18 kA (415 V AC) 18 kA (440 V AC) 15 kA (480 V AC) 15 kA (500 V AC) 5 kA (250 V DC) 2 Poles in Series 18 kA |
| Rated Uninterrupted Current (Iu) | 250 A | Release | TMF |
| Release Type | TM | Short-Circuit Performance Level | B |
| Standards | IEC | Sub-type | A2 |
| Terminal Connection Type | Front | 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 |
| WEEE Category | 5. Small Equipment (No External Dimension More Than 50 cm) | eClass | V11.1 : 27370409 |
| Manufacturer ID | 1SDA068782R1 |
Specifications may be subject to change without notice
