Product Model

OT1250EM04W8P

In Stock
Last updated: 2025/4/18
ABB OT1250EM04W8P

Selling Points

  • 1High current rating of 1250 A for efficient power handling.
  • 2Compact design with integrated terminal lug kits for easy installation.
  • 3Meets IEC 60947-3 standards for safety and reliability.
  • 4Front-operated mechanism with a pollution degree of 3 for robust performance.
  • 5Suitable for a wide range of voltage ratings including 380-415 V, 500 V, and 690 V.
Product Details
OT1250EM04W8P
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
744.5 mm
Product Net Height
306 mm
Product Net Depth / Length
234 mm
Product Net Weight
26.2 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
Phase distance 185 mm
Fourth Pole Position
Right Side
Fourth Pole Type
Switched - Simultaneous Function
Handle Color
Black
Handle Type
Handle and shaft included
Lock Type
Yes
Mechanical Durability
6000
Mounting Type
Base mounting
Number of Poles
4P
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 Conditional Short-Circuit Current (Inc)
(1250 A fuse, 415 V) 80 kA (1250 A fuse, 500 V) 100 kA
Rated Impulse Withstand Voltage (Uimp)
12 kV
Rated Insulation Voltage (Ui)
acc. to IEC/EN 60664-1 1000 V
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) 92 kA
Rated Short-time Withstand Current Low Voltage (Icw)
for 1 s 50 kA
Special Functions
Wide phase distance 185
Standards
IEC 60947-3
Switches Operating Mechanism
04 (Left Side) Mechanism turned 90 degrees
Terminal Type
Lug terminals
Tightening Torque
acc. IEC 60947-1 50 … 75 N·m
Utilization
Earthing Switch Use
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)
eClass
V11.1 : 27371403
WEEE Category
4. Large Equipment (Any External Dimension More Than 50 cm)
E-Number (Finland)
3601479
Manufacturer ID
1SCA118941R1001

Specifications may be subject to change without notice