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ABBIsolating switch
Product Model

OT125F3T

Manufacturer

ABB

Category

Isolating switch

Product ID

89835

In Stock
Last updated: 2025/4/25
View Specifications
ABB OT125F3T

Selling Points

  • 1High amperage rating of 125A for robust performance.
  • 2Three poles for efficient circuit management.
  • 3Front-operated non-fusible design for reliable operation.
  • 4600VAC voltage rating for safe and secure applications.
  • 5Fully enclosed design with 8kV impulse withstand voltage.
Product Details
OT125F3T
ABB

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Degree of Protection
Front IP20
Environmental Information
1SCC301264D0201
Pollution Degree
3
Product Net Width
70 mm
Product Net Height
100 mm
Product Net Depth / Length
74 mm
Product Net Weight
0.365 kg
Cable Cross-Section
Cu 10 ... 70 mm²
Conventional Free-air Thermal Current (Ith)
Θ = 40 °C 125 A
Conventional Thermal Current (Ithe)
Fully Enclosed 125 A
Degree of Protection
Front IP20
Distance Between Phases
Standard
Handle Type
Knob Handle and shaft not included
Lock Type
No
Mechanical Durability
20000
Mounting Type
Base mounting
Number of Poles
3P
Operating Mode
Front operated
Pollution Degree
3
Position of Line Terminals
Top In - Bottom Out Bottom In - Top Out
Power Loss
at Rated Operating Conditions per Pole 6.3 W
Rated Impulse Withstand Voltage (Uimp)
8 kV
Rated Insulation Voltage (Ui)
acc. to IEC/EN 60664-1 750 V
Rated Operational Current AC-21A (Ie)
(380 ... 415 V) 125 A (500 V) 125 A (690 V) 125 A
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) 90 A (500 V) 70 A (690 V) 50 A
Rated Operational Power AC-23A (Pe)
(220 ... 240 V) 22 kW (400 ... 415 V) 45 kW (500 V) 45 kW (690 V) 45 kW
Rated Operational Voltage
Main Circuit 750 V
Rated Short-Circuit Making Capacity (Icm)
(690 V) 3.6 kA
Rated Short-time Withstand Current Low Voltage (Icw)
for 1 s 2.5 kA
Special Functions
No
Standards
IEC 60947-3
Switches Operating Mechanism
Mechanism on Top of the Switch
Terminal Type
Screw Terminals
Tightening Torque
acc. IEC 60947-1 6 N·m
Maximum Operating Voltage UL/CSA
600 V
Ampere Rating
100 A
Horsepower Rating UL/CSA
(acc. to UL 200 V) 25 Hp (acc. to UL 480 V) 50 Hp (acc. to UL 240 V) 30 Hp (acc. to UL 208 V) 25 Hp (acc. to UL 600 V) 50 Hp
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)
3601412
Manufacturer ID
1SCA105050R1001

Specifications may be subject to change without notice