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ABBDual power conversion switch
Product Model

OTM125F4C21D400C

Manufacturer

ABB

Category

Dual power conversion switch

Product ID

83667

In Stock
Last updated: 2025/4/22
View Specifications
ABB OTM125F4C21D400C

Selling Points

  • 1Motor-Operated Design: Automatically switches between power sources with motor operation.
  • 2Adjustable Parameters: Self-supplied unit with adjustable operating parameters for customized settings.
  • 3High Current Capacity: Rated operational current up to 125 A for robust power distribution.
  • 4Compact and Enclosed: Designed to be compact and fully enclosed, reducing cabinet space by approximately 40%.
  • 5Advanced Safety Features: Includes safety features like direct mounted handle, IP20 degree of protection, and arc proof short circuit durability function.
Product Details
OTM125F4C21D400C
ABB

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Degree of Protection
Front IP20
Pollution Degree
3
Product Net Width
286 mm 11.26 in
Product Net Height
103 mm 4.06 in
Product Net Depth / Length
131 mm 5.16 in
Product Net Weight
2.11 kg 4.65 lb
Controller Type
21D
Conventional Free-air Thermal Current (Ith)
Θ = 40 °C 125 A
Degree of Protection
Front IP20
Fourth Pole Type
Switched - Simultaneous Function
Handle Type
Direct mounted handle
Motor Operational Voltage
380…415 V AC
Mounting Type
Base Mounting Or DIN-rail mounting
Number of Poles
4P
Pollution Degree
3
Position of Line Terminals
Supplies on Top - Load on Bottom
Power Loss
at Rated Operating Conditions per Pole 6.3 W
Rated Impulse Withstand Voltage (Uimp)
8 kV
Rated Insulation Voltage (Ui)
800 V
Rated Operational Current AC-21A (Ie)
(380 ... 415 V) 125 A
Rated Operational Current AC-22A (Ie)
(380 ... 415 V) 125 A
Rated Operational Current AC-23A (Ie)
(380 ... 415 V) 90 A
Rated Operational Current AC-31B (Ie)
(380 ... 415 V) 125 A
Rated Operational Current AC-32B (Ie)
(380 ... 415 V) 125 A
Rated Operational Current AC-33B (Ie)
(380 ... 415 V) 80 A
Rated Operational Power AC-23A (Pe)
(380 ... 415 V) 45 kW
Rated Operational Voltage
Main Circuit 380…415 V
Rated Short-time Withstand Current Low Voltage (Icw)
for 1 s 2.5 kiloampere rms
Terminal Type
Screw Terminals
Tightening Torque
acc. IEC 60947-1 6 N·m
Transition Type
Open
Tightening Torque
acc. IEC 60947-1 6 N·m
Object Classification Code
Q
ETIM 8
EC000216 - Switch disconnector
ETIM 9
EC000216 - Switch disconnector (low voltage)
eClass
V11.1 : 27371403
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
E-Number (Finland)
3640448
E-Number (Norway)
4337516
Manufacturer ID
1SCA151251R1001

Specifications may be subject to change without notice