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ABBIsolating switch
Product Model

OT1250E03

Manufacturer

ABB

Category

Isolating switch

Product ID

86801

In Stock
Last updated: 2025/4/23
View Specifications
ABB OT1250E03

Selling Points

  • 1High current rating: 1250 A for reliable operation in demanding applications.
  • 2Front-operated mechanism: Easy to use and install, with a flexible installation orientation.
  • 3Base mounting: Compact design for space-saving installations in power distribution systems.
  • 4Lug terminals: Secure and easy to connect, ensuring reliable electrical connections.
  • 5Compliance with EU directives: Meets RoHS and REACH standards for environmental sustainability.
Product Details
OT1250E03
ABB

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Degree of Protection
Front IP00
Environmental Information
1SCC301233D0201
Pollution Degree
3
Product Net Width
334.5 mm
Product Net Height
306 mm
Product Net Depth / Length
145.5 mm
Product Net Weight
14.7 kg
Conventional Free-air Thermal Current (Ith)
Θ = 40 °C 1250 A
Conventional Thermal Current (Ithe)
Fully Enclosed 1250 A
Degree of Protection
Front IP00
Distance Between Phases
Standard
Handle Type
Handle and shaft not included
Lock Type
No
Mechanical Durability
6000
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 29 W
Rated Impulse Withstand Voltage (Uimp)
12 kV
Rated Insulation Voltage (Ui)
acc. to IEC/EN 60664-1 1000 V
Rated Operational Current AC-21A (Ie)
(380 ... 415 V) 1250 A (500 V) 1250 A (690 V) 1250 A
Rated Operational Current AC-22A (Ie)
(380 ... 415 V) 1250 A (500 V) 1250 A (690 V) 1250 A
Rated Operational Current AC-23A (Ie)
(380 ... 415 V) 1250 A (500 V) 1250 A (690 V) 1250 A
Rated Operational Power AC-23A (Pe)
(400 ... 415 V) 710 kW (500 V) 900 kW (690 V) 1200 kW
Rated Operational Voltage
Main Circuit 1000 V
Rated Short-Circuit Making Capacity (Icm)
(690 V) 110 kA
Rated Short-time Withstand Current Low Voltage (Icw)
for 1 s 50 kA
Special Functions
No
Standards
IEC 60947-3
Switches Operating Mechanism
Mechanism at the End of the Switch 03 (Left Side)
Terminal Type
Lug terminals
Tightening Torque
acc. IEC 60947-1 50 … 75 N·m
Tightening Torque
acc. IEC 60947-1 50 … 75 N·m
Object Classification Code
Q
ETIM 8
EC000216 - Switch disconnector
ETIM 9
EC000216 - Switch disconnector (low voltage)
UNSPSC
39122233
IDEA Granular Category Code (IGCC)
5290 >> Disconnect switch
eClass
V11.1 : 27371403
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
E-Number (Finland)
3661680
E-Number (Norway)
4372150
Manufacturer ID
1SCA022860R5510

Specifications may be subject to change without notice