Short Description: ABB T4H 250 PR221DS-LS/I In=250 4p F F - Reliable, four-pole molded case circuit breaker with solid-state release and IEC 60947 compliance.
Product ModelT4H 250 PR221DS-LS/I In=250 4p F F
Material Number1SDA054059R1
Product ID75011
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Reliable PerformanceThe ABB T4H 250 PR221DS-LS/I In=250 4p F F is engineered to provide reliable performance under various electrical conditions, ensuring consistent operation in demanding environments.
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2. High DurabilityWith an electrical durability of 8000 cycles at 120 cycles per hour and mechanical durability of 20,000 cycles at 240 cycles per hour, this circuit breaker is built to withstand frequent use and harsh conditions.
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3. Comprehensive Safety FeaturesEquipped with a solid-state release mechanism, this circuit breaker offers enhanced safety and reliability. It also meets the stringent standards of IEC 60947, ensuring compliance with international safety regulations.
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4. Versatile ApplicationDesigned for a wide range of applications, the T4H 250 PR221DS-LS/I In=250 4p F F is suitable for use in various electrical systems, including those requiring high short-circuit breaking capacities.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
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
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5. Efficient DesignWith a power loss of 4.4 watts per pole at rated operating conditions, this circuit breaker is designed to minimize energy consumption while maintaining high performance, making it an efficient choice for modern electrical systems.
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 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
