OT125EBUC3TZ

Product ID:71331
Updated: 2026/7/14
ABB OT125EBUC3TZ

Key Features

  • 1Handle 125A efficiently for robust power control.
  • 2Save space with compact 70x100x74 mm dimensions.
  • 3Ensure reliable performance via front-operated non-fusible design.
  • 4Enhance safety with 3.6 kA making capacity and 8 kV impulse voltage.
  • 5Mount flexibly using base or DIN rail options.

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Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Degree of Protection
acc. to IEC 60529 IP65
Product Net Width
400 mm
Product Net Height
400 mm
Product Net Depth / Length
230 mm
Product Net Weight
1 kg
Cable Cross-Section
120 mm²
Cable Entry Position
Down/Down
Cable Outlets Per Side
Blank / 2xC-flange, Knock-outs: 10mm, 12.5mm, 20.5mm, 25.5mm, 32.5mm
Conventional Thermal Current (Ithe)
Fully Enclosed 160 A
Degree of Protection
acc. to IEC 60529 IP65
Enclosure Material
Steel sheet
Handle Color
Black
Handle Type
Pistol handle
Maximum Mounted Auxiliary Contacts
2 NO, 1 NC
Mounted Auxiliary Contacts
1 NO, 1 NC
Number of Poles
3P
Position of Line Terminals
Bottom In - Bottom Out
Position of PE Terminals
Bottom In - Bottom Out
Power Loss
at Rated Operating Conditions per Pole 4 W
Rated Insulation Voltage (Ui)
acc. to IEC/EN 60664-1 750 V
Rated Operational Current AC-22A (Ie)
(380 ... 415 V) 125 A (500 V) 125 A (690 V) 125 A
Rated Operational Current AC-23A (Ie)
(380 ... 415 V) 125 A (500 V) 90 A (690 V) 70 A
Rated Operational Power AC-23A (Pe)
(380 ... 415 V) 55 kW (500 V) 55 kW (690 V) 55 kW
Rated Operational Voltage
Main Circuit 750 V
Object Classification Code
Q
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
Manufacturer ID
1SCA022497R5450

Specifications may be subject to change without notice

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