XT1B 160 TMD 125-1250 4p F F InN=50%

Product ID:86244
Updated: 2026/4/9
ABB XT1B 160 TMD 125-1250 4p F F InN=50%

Key Features

  • 1Handle short-circuit currents up to 18 kA at 400 V. 2、Meet rigorous IEC standards for safety and performance. 3、Utilize a thermomagnetic release mechanism for efficient operation. 4、Feature front terminals for easy installation and maintenance. 5、Build with high-quality materials for long-lasting reliability.
Product Details
XT1B 160 TMD 125-1250 4p F F InN=50%
ABB

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Environmental Information
9AKK108467A6707
Product Net Width
101.6 mm
Product Net Height
130 mm
Product Net Depth / Length
70 mm
Product Net Weight
1.4 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
Version
F
CAD Dimensional Drawing
1SDH001295R0080
Connecting Capacity Main Circuit
Busbar 45.5 ... 80 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 10.7 W
Rated Current (In)
125 A
Rated Frequency (f)
50 / 60 Hz
Rated Impulse Withstand Voltage (Uimp)
8 kV
Rated Instantaneous Short-Circuit Current Setting (Ii)
1250 A
Rated Insulation Voltage (Ui)
800 V
Rated Operational Voltage
690 V AC 500 V DC
Rated Service Short-Circuit Breaking Capacity (Ics)
(220 V AC) 25 kA (230 V AC) 25 kA (240 V AC) 25 kA (380 V AC) 18 kA (415 V AC) 18 kA (440 V AC) 11.25 kA (500 V AC) 8 kA (525 V AC) 6 kA (690 V AC) 3 kA (250 V DC) 2 Poles in Series 18 kA (500 V DC) 3 Poles in Series 18 kA
Rated Ultimate Short-Circuit Breaking Capacity (Icu)
(220 V AC) 25 kA (230 V AC) 25 kA (240 V AC) 25 kA (380 V AC) 18 kA (415 V AC) 18 kA (440 V AC) 15 kA (500 V AC) 8 kA (525 V AC) 6 kA (690 V AC) 3 kA (250 V DC) 2 Poles in Series 18 kA (500 V DC) 3 Poles in Series 18 kA
Rated Uninterrupted Current (Iu)
160 A
Rated Voltage (Ur)
690 V
Recommended Screw Driver
Main Circuit M6
Release
TMD
Release Type
TM
Setting Range
87.5...125 A
Short-Circuit Performance Level
B
Standards
IEC60947-2
Sub-type
XT1
Terminal Connection Type
Front
Terminal Type
Bolt
Tightening Torque
6 N·m
ETIM 8
EC000228 - Power circuit-breaker for trafo/generator/installation protection
ETIM 9
EC000228 - Power circuit-breaker for trafo/generator/installation protection
Object Classification Code
Q
UNSPSC
39120000
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
eClass
V11.1 : 27370409
Manufacturer ID
1SDA066819R1

Specifications may be subject to change without notice