Short Product Description ABB T5S 400 PR221DS-LS/I In=320 3p F F: Reliable, high-performance moulded case circuit breaker with solid-state release and IEC compliance.
Product ModelT5S 400 PR221DS-LS/I In=320 3p F F
Material Number1SDA054332R1
Product ID76132
Stock on Request
Last updated: 9/6/2026
Key Features
1
Feature1. High Performance and Reliability The ABB T5S 400 PR221DS-LS/I In=320 3p F F is engineered to provide reliable short-circuit protection, ensuring the safety and continuity of your industrial operations.
2
Feature2. Solid-State Release Equipped with a solid-state release mechanism, this circuit breaker offers fast and precise operation, minimizing downtime and maximizing efficiency.
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Feature3. IEC Compliance Meets IEC standards for safety and durability, ensuring that the product adheres to the highest industry benchmarks for performance and reliability.
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Feature4. Versatile Application Designed for a wide range of industrial applications, including transformer and generator installations, this circuit breaker is versatile and adaptable to various operational environments.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
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
5
Feature5. Durable Construction Built to withstand rigorous operational conditions, the ABB T5S 400 PR221DS-LS/I In=320 3p F F boasts high electrical and mechanical durability, withstanding up to 20,000 cycles at 120 cycles per hour.
Product Name
Moulded Case Circuit Breaker
Product Type
Automatic Circuit Breaker
Suitable For
T5
Suitable for Product Class
Moulded Case Circuit Breakers
Version
F
Electrical Durability
7000 cycle 60 cycles per hour
Mechanical Durability
20000 cycle 120 cycles per hour
Number of Poles
3
Power Loss
at Rated Operating Conditions per Pole 10.6 W
Rated Current (In)
320 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 AC) 25 kA
Rated Short-time Withstand Current Low Voltage (Icw)