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ABB
XT4L 250 TMF 50-500 3p F F UL/CSA
ABB
XT4L 250 TMF 50-500 3p F F UL/CSA
Product Model
XT4L 250 TMF 50-500 3p F F UL/CSA
Product ID
1179278
Stock on Request
Last updated: 9/1/2026
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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
105 mm
Product Net Height
160 mm
Product Net Depth / Length
82.5 mm
Product Net Weight
2.5 kg
Circuit Breaker Type to be Associated
Power Distribution
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
1SDH002230A1003
Connecting Capacity Main Circuit
Busbar 85..200 mm²
Current Type
AC/DC
Electrical Durability
120 cycles per hour 8000 cycle
Mechanical Durability
240 cycles per hour 25000 cycle
Number of Poles
3P
Opening Time
CB with SOR 15 ms CB with UVR 15 ms
Order Multiple
1 piece
Power Loss
at Rated Operating Conditions per Pole 4.7 W
Rated Current (I<sub>n</sub>)
50 A
Rated Instantaneous Short-Circuit Current Setting (I<sub>i</sub>)
500 A
Rated Operational Voltage
600 V AC 600 V DC
Rated Uninterrupted Current (I<sub>u</sub>)
250 A
Rated Voltage (U<sub>r</sub>)
600 V
Recommended Screw Driver
Main Circuit M8
Release
TMF
Release Type
TM
Setting Range
50 A
Short-Circuit Performance Level
L
Standards
UL489
Sub-type
XT4
Terminal Connection Type
Front
Terminal Type
Bolt
Tightening Torque
8 N·m
Interrupting Rating acc. to UL489
(240 V AC) 200 kA (480 V AC) 100 kA (600 V AC) 50 kA (250 V DC) 2 Poles in Series 85 kA (600 V DC) 3 Poles in Series 75 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)
eClass
V11.1 : 27370409
Manufacturer ID
1SDA075261R1
XT4L 250 TMF 50-500 3p F F UL/CSA ABB | INDSLT
