High-performance moulded case circuit breaker for reliable power distribution, meeting UL and CSA standards.
Product ModelXT3S 225 TMF 125-1250 4p F F UL/CSA
Material Number1SDA075144R1
Product ID84889
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Reliable Power DistributionThe ABB XT3S 225 TMF 125-1250 4P FF UL/CSA is designed to provide reliable power distribution, ensuring continuous operation in various electrical applications.
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2. Compliance with Safety StandardsThis circuit breaker meets both UL and CSA standards, guaranteeing safety and compliance in your electrical setup.
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3. High-Performance FeaturesEquipped with high-specific let-through current peak and energy limiting characteristics, this breaker optimizes circuit and equipment sizing for efficient operation.
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4. Versatile ApplicationIdeal for all distribution levels from main low-voltage switchboards to sub-switchboards, making it a versatile solution for diverse electrical needs.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Environmental Information
9AKK108467A6707
Product Net Width
140 mm
Product Net Height
150 mm
Product Net Depth / Length
70 mm
Product Net Weight
2.1 kg
Circuit Breaker Type to be Associated
Power Distribution
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5. Efficient DesignDesigned with a focus on circular value principles, this product promotes recyclability and reduces waste, aligning with eco-friendly practices.
Product Main Type
SACE Tmax XT
Product Name
Moulded Case Circuit Breaker
Product Type
Automatic Circuit Breaker
Suitable for Product Class
SACE Tmax XT
Version
F
CAD Dimensional Drawing
1SDH001295R0483
Connecting Capacity Main Circuit
Busbar 85..192 mm²
Current Type
AC/DC
Electrical Durability
120 cycles per hour 8000 cycle
Mechanical Durability
240 cycles per hour 25000 cycle
Number of Poles
4P
Opening Time
CB with SOR 15 ms CB with UVR 15 ms
Order Multiple
1 piece
Power Loss
at Rated Operating Conditions per Pole 6.6 W
Rated Current (In)
125 A
Rated Instantaneous Short-Circuit Current Setting (Ii)
1250 A
Rated Operational Voltage
600Y/347 V AC 500 V DC
Rated Uninterrupted Current (Iu)
225 A
Rated Voltage (Ur)
600Y/347 V
Recommended Screw Driver
Main Circuit M8
Release
TMF
Release Type
TM
Setting Range
125 A
Short-Circuit Performance Level
S
Standards
UL489
Sub-type
XT3
Terminal Connection Type
Front
Terminal Type
Bolt
Tightening Torque
8 N·m
Interrupting Rating acc. to UL489
(240 V AC) 65 kA (480 V AC) 35 kA (600Y / 347 V AC) 10 kA (250 V DC) 2 Poles in Series 35 kA (500 V DC) 3 Poles in Series 35 kA
ETIM 8
EC000228 - Power circuit-breaker for trafo/generator/installation protection
ETIM 9
EC000228 - Power circuit-breaker for trafo/generator/installation protection
IDEA Granular Category Code (IGCC)
4927 >> Molded case circuit breakers
Object Classification Code
Q
UNSPSC
39121616
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
