T4H 250 PR221DS-LS/I In=250 3p F F
Product ID:74627
Updated: 2026/4/9

Key Features
- 1Withstand 8000 cycles at 120 cycles per hour. 2、Endure 20,000 cycles at 240 cycles per hour. 3、Ensure reliable and efficient operation. 4、Meet international safety and performance standards. 5、Feature compact dimensions of 105x205x103.5mm.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Environmental Information | 9AKK10103A1057 | Product Net Width | 105 mm |
| Product Net Height | 205 mm | Product Net Depth / Length | 103.5 mm |
| Product Net Weight | 3.5 kg | Product Main Type | SACE Tmax T |
| Product Name | Moulded Case Circuit Breaker | Product Type | Automatic Circuit Breaker |
| Suitable For | T4 | Suitable for Product Class | Moulded Case Circuit Breakers |
| Version | F | Electrical Durability | 8000 cycle 120 cycles per hour |
| Mechanical Durability | 20000 cycle 240 cycles per hour | Number of Poles | 3 |
| Power Loss | at Rated Operating Conditions per Pole 10.7 W | Rated Current (In) | 250 A |
| Rated Impulse Withstand Voltage (Uimp) | 8 kV | Rated Insulation Voltage (Ui) | 1000 V |
| Rated Operational Voltage | 690 V AC | Rated Service Short-Circuit Breaking Capacity (Ics) | (220 V AC) 100 kA (230 V AC) 100 kA (380 V AC) 70 kA (400 V AC) 70 kA (415 V AC) 70 kA (440 V AC) 65 kA (500 V AC) 50 kA (690 V) 40 kA |
| Rated Ultimate Short-Circuit Breaking Capacity (Icu) | (220 V AC) 100 kA (230 V AC) 100 kA (380 V AC) 70 kA (400 V AC) 70 kA (415 V AC) 70 kA (440 V AC) 65 kA (500 V AC) 50 kA (690 V AC) 40 kA | Rated Uninterrupted Current (Iu) | 250 A |
| Release | PR221DS-LS/I | Release Type | EL |
| Short-Circuit Performance Level | H | Standards | IEC |
| Sub-type | T4 | Terminal Connection Type | Fixed Circuit-Breakers Front |
| Test Voltage Max (Utest) | 3500 V | Test Voltage at Industrial Frequency for 1 Minute | 3500 V |
| ETIM 8 | EC000228 - Power circuit-breaker for trafo/generator/installation protection | Object Classification Code | Q |
| UNSPSC | 39121100 | WEEE Category | 5. Small Equipment (No External Dimension More Than 50 cm) |
| eClass | V11.1 : 27370409 | Manufacturer ID | 1SDA054047R1 |
Specifications may be subject to change without notice
