ABB T4V 250 TMA 125-1250 4p F F: High-performance, thermal magnetic release circuit breaker with front terminals, rated for 125-1250 A, suitable for various industrial applications.
Product ModelT4V 250 TMA 125-1250 4p F F
Material Number1SDA054257R1
Product ID75050
Stock on Request
Last updated: 8/29/2026
Key Features
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Feature1. High Performance and Reliability The ABB T4V 250 TMA 125-1250 4p F F circuit breaker is engineered to provide exceptional performance and reliability, ensuring consistent operation in demanding industrial environments.
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Feature2. Thermal Magnetic Release Equipped with a thermal magnetic release mechanism, this circuit breaker offers reliable tripping under both thermal and magnetic conditions, ensuring safety and efficiency.
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Feature3. Front Terminal Connections Featuring front terminals, the T4V 250 TMA 125-1250 4p F F makes installation and maintenance easier, reducing downtime and enhancing overall operational efficiency.
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Feature4. Wide Current Range With a rated current range of 125-1250 A, this circuit breaker is versatile and can be used in a variety of applications, from low to high current requirements.
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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Feature5. Compliance with International Standards Designed to meet international standards such as IEC 60947, the ABB T4V 250 TMA 125-1250 4p F F ensures compliance with global safety and performance regulations, providing peace of mind for users worldwide.
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 6.2 W
Rated Current (In)
125 A
Rated Impulse Withstand Voltage (Uimp)
8 kV
Rated Insulation Voltage (Ui)
1000 V
Rated Operational Voltage
690 V AC 750 V DC
Rated Service Short-Circuit Breaking Capacity (Ics)
(220 V AC) 200 kA (230 V AC) 200 kA (380 V AC) 200 kA (400 V AC) 200 kA (415 V AC) 200 kA (440 V AC) 180 kA (500 V AC) 150 kA (690 V) 150 kA
(220 V AC) 200 kA (230 V AC) 200 kA (380 V AC) 200 kA (400 V AC) 200 kA (415 V AC) 200 kA (440 V AC) 180 kA (500 V AC) 150 kA (690 V AC) 150 kA (250 V DC) 2 Poles in Series 100 kA (500 V DC) 2 Poles in Series 70 kA
Rated Uninterrupted Current (Iu)
250 A
Release
TMA
Release Type
TM
Short-Circuit Performance Level
V
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
1SDA054257R1
ABB T4V 250 TMA 125-1250 4p F F Circuit Breaker - High Performance and Reliability | INDPRT