A1N 125 TMF 20-400 1p F F

Product ID:92594
Updated: 2026/4/4
ABB A1N 125 TMF 20-400 1p F F

Key Features

  • 1Ensure reliable operation in diverse electrical systems with high-performance design. 2、Provide robust protection against short circuits and overcurrents for safety. 3、Meet IEC standards for guaranteed safety and international performance compliance. 4、Utilize a thermomagnetic release mechanism for efficient and precise tripping. 5、Install easily in tight spaces thanks to compact 130 mm x 25.4 mm x 60 mm dimensions.
Product Details
A1N 125 TMF 20-400 1p F F
ABB

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Environmental Information
1SDL000183R0001 9AKK108467A6707
Product Net Width
25.4 mm
Product Net Height
130 mm
Product Net Depth / Length
60 mm
Product Net Weight
0.25 kg
Product Main Type
SACE FORMULA
Product Name
Moulded Case Circuit Breaker
Product Type
Automatic Circuit Breaker
Version
F
Electrical Durability
1500 cycle
Mechanical Durability
Nr. Operations 8500 cycle
Number of Poles
1P
Opening Time
CB with SOR 15 ms CB with UVR 15 ms
Power Loss
at Rated Operating Conditions per Pole 3 W
Rated Current (In)
Main Circuit 20 A
Rated Impulse Withstand Voltage (Uimp)
6 kV
Rated Insulation Voltage (Ui)
690 V
Rated Operational Voltage
415 V AC 125 V DC
Rated Service Short-Circuit Breaking Capacity (Ics)
(240 V AC) 12.5 kA (380 V AC) 2.5 kA (415 V AC) 1.25 kA
Rated Ultimate Short-Circuit Breaking Capacity (Icu)
(240 V AC) 25 kA (380 V AC) 5 kA (415 V AC) 5 kA (125 V DC) 10 kA
Rated Uninterrupted Current (Iu)
125 A
Release
TMF
Release Type
TM
Short-Circuit Performance Level
N
Standards
IEC
Sub-type
A1
Terminal Connection Type
Front
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
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
eClass
V11.1 : 27370409
Manufacturer ID
1SDA066686R1

Specifications may be subject to change without notice