"ABB T4H 320 PR222DS/P-LSIG 4P FF: High-performance, 320A, 4-pole, fixed circuit breaker with electronic trip unit LSIG for reliable electrical protection and efficiency."
Product ModelT4H 320 PR222DS/P-LSIG In=320 4p F F
Material Number1SDA054140R1
Product ID75008
Stock on Request
Last updated: 8/29/2026
Key Features
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1. High Performance\"The ABB T4H 320 PR222DS/P-LSIG 4P FF circuit breaker delivers exceptional performance, ensuring reliable operation in a wide range of applications. Its advanced electronic trip unit LSIG provides precise and fast fault detection.\"
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2. Reliability\"Built with durability in mind, this circuit breaker offers a long mechanical life of 20,000 cycles and an electrical life of 6,000 operations at 415V, making it a trusted choice for critical electrical systems.\"
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3. Efficient Design\"Designed for efficiency, the T4H 320 PR222DS/P-LSIG features a compact design with front terminals, reducing installation time and space requirements. Its solid-state release mechanism ensures smooth and reliable operation.\"
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4. Safety Features\"Equipped with advanced safety features, this circuit breaker includes a rated ultimate short-circuit breaking capacity of 70KA, ensuring it can handle high short-circuit currents. It also meets IEC 60947 standards for electrical safety.\"
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. Versatility\"Suitable for a variety of applications, the ABB T4H 320 PR222DS/P-LSIG 4P FF can handle AC voltages from 220 to 690V and DC voltages from 220 to 250V. It is ideal for use in transformer, generator, and installation protection 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
6000 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 17.6 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) 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
