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ABB
OTDC250E11
ABB
OTDC250E11
Product Model
OTDC250E11
Product ID
1177716
Stock on Request
Last updated: 9/1/2026
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Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Degree of Protection
Front IP20
Environmental Information
NA
Pollution Degree
3
Product Frame Size
S1.0
Product Net Width
115.5 mm 4.5 in
Product Net Height
176 mm 6.9 in
Product Net Depth / Length
83.5 mm 3.3 in
Product Net Weight
1.3 kg 2.8 lb
Connection Configuration
Single circuit 2a, 2b
Conventional Free-air Thermal Current (I<sub>th</sub>)
Θ = 40 °C 250 A
Conventional Thermal Current (I<sub>the</sub>)
Fully Enclosed 250 A
Degree of Protection
Front IP20
Handle Type
Handle and shaft not included
Mounting Type
Base mounting
Number of Circuits
1
Number of Poles
2
Operating Mode
Front Operated
Pollution Degree
3
Position of Line Terminals
Top In - Bottom Out Bottom In - Top Out
Positive Opening Operation Torque (Direct Opening Action)
5 … 8 N·m
Power Loss
at Rated Operating Conditions per Pole 9.5 W
Rated Impulse Withstand Voltage (U<sub>imp</sub>)
12 kV
Rated Insulation Voltage (U<sub>i</sub>)
1500 V
Rated Operational Current DC-21B (I<sub>e</sub>)
(1000 V) 250 A
Rated Operational Voltage
1000 V
Rated Short-Circuit Making Capacity (I<sub>cm</sub>)
(1000 V DC) 10 kA
Rated Short-time Withstand Current Low Voltage (I<sub>cw</sub>)
(1000 V DC) 10 kA for 1 s 5 kA for 0.1 s 10 kA
Shaft Diameter
6 mm 0.24 in
Special Functions
No
Standards
IEC 60947-1, -3
Switches Operating Mechanism
Mechanism Between the Poles 11 (Between the Poles)
Terminal Type
Lug terminals
Terminal Width
19.5 mm 0.77 in
Utilization
Photovoltaic
Utilization Category
Switching of resistive loads, including moderate overloads - occasional actuation (DC-21B)
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)
Manufacturer ID
1SCA125865R1001
OTDC250E11 ABB | INDSLT
