T5L 400 UL/CSA PR221DS-LS/I 300 3p F F
Product ID:75618
Updated: 2026/4/10

Key Features
- 1Utilize solid-state release technology for consistent, reliable performance. 2、Meet UL 489 and CSA C22.2 standards for guaranteed safety compliance. 3、Withstand up to 20,000 operational cycles ensuring long service life. 4、Protect various installations including transformers and generators effectively. 5、Install easily with compact dimensions of 140x205x103.5 mm and 4.828 kg.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Environmental Information | 9AKK10103A1056 9AKK108467A6707 | Product Net Width | 140 mm |
| Product Net Height | 205 mm | Product Net Depth / Length | 103.5 mm |
| Product Net Weight | 5.1 kg | Product Main Type | SACE Tmax T |
| Product Name | Moulded Case Circuit Breaker | Product Type | Automatic Circuit Breaker |
| Suitable For | T5 | Suitable for Product Class | Moulded Case Circuit Breakers |
| Version | F | Mechanical Durability | 20000 cycle 120 cycles per hour |
| Number of Poles | 3 | Power Loss | at Rated Operating Conditions per Pole 9.3 W |
| Rated Current (In) | 300 A | Rated Impulse Withstand Voltage (Uimp) | 8 kV |
| Rated Insulation Voltage (Ui) | 1000 V | Rated Operational Voltage | 600 V AC |
| Rated Uninterrupted Current (Iu) | 400 A | Release | PR221DS-LS/I |
| Release Type | EL | Short-Circuit Performance Level | L |
| Standards | UL | Sub-type | T5 |
| Terminal Connection Type | Fixed Circuit-Breakers Front | Test Voltage Max (Utest) | 3500 V |
| Interrupting Rating acc. to UL489 | (240 V AC) 200 kA (480 V AC) 100 kA (600 V AC) 65 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 | 1SDA058167R1 |
Specifications may be subject to change without notice
