T4S 250 PR221DS-LS/I In=160 4p F F
Product ID:75036
Updated: 2026/4/10

Key Features
- 1Handle up to 250 A with proven high reliability. 2、Ensure fast and secure circuit breaking for critical protection. 3、Simplify installation and maintenance with front terminals. 4、Meet international safety and performance standards for compliance. 5、Deliver 20,000 operational cycles at 240 cycles per hour.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Environmental Information | 9AKK10103A1057 | Product Net Width | 140 mm |
| Product Net Height | 205 mm | Product Net Depth / Length | 103.5 mm |
| Product Net Weight | 3.05 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 | 4 |
| Power Loss | at Rated Operating Conditions per Pole 4.4 W | Rated Current (In) | 160 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) 85 kA (230 V AC) 85 kA (380 V AC) 50 kA (400 V AC) 50 kA (415 V AC) 50 kA (440 V AC) 40 kA (500 V AC) 30 kA (690 V) 25 kA |
| Rated Ultimate Short-Circuit Breaking Capacity (Icu) | (220 V AC) 85 kA (230 V AC) 85 kA (380 V AC) 50 kA (400 V AC) 50 kA (415 V AC) 50 kA (440 V AC) 40 kA (500 V AC) 30 kA (690 V AC) 25 kA | Rated Uninterrupted Current (Iu) | 250 A |
| Release | PR221DS-LS/I | Release Type | EL |
| Short-Circuit Performance Level | S | 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 | 1SDA054034R1 |
Specifications may be subject to change without notice
