OTM1250E4CM24D

Product ID:86319
Updated: 2026/4/4
ABB OTM1250E4CM24D

Key Features

  • 1Handle high current capacity up to 1250A AC-21A. 2、Enable efficient motorized switching operation. 3、Simplify installation with open I-O-II transition design. 4、Access manual operation via included handle. 5、Ensure robust insulation with 12kV rated impulse voltage.
Product Details
OTM1250E4CM24D
ABB

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Degree of Protection
Front IP20
Environmental Information
1SCC303036D0202
Pollution Degree
3
Product Net Width
587 mm 23.11 in
Product Net Height
306 mm 12.05 in
Product Net Depth / Length
297 mm 11.69 in
Product Net Weight
65 kg 143.3 lb
Conventional Free-air Thermal Current (Ith)
Θ = 40 °C 1250 A
Degree of Protection
Front IP20
Distance Between Phases
Standard
Fourth Pole Position
Right Side
Fourth Pole Type
Switched - Simultaneous Function
Handle Color
Black
Handle Type
Direct mounted handle
Motor Operational Voltage
24 V DC
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 Impulse Withstand Voltage (Uimp)
12 kV
Rated Insulation Voltage (Ui)
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 Current AC-31B (Ie)
(380 ... 415 V) 1250 A
Rated Operational Current AC-33B (Ie)
(380 ... 415 V) 1000 A
Rated Operational Power AC-23A (Pe)
(380 ... 415 V) 710 kW (500 V) 900 kW (690 V) 1200 kW
Rated Operational Voltage
Main Circuit 1000 V
Rated Short-time Withstand Current Low Voltage (Icw)
for 1 s 50 kiloampere rms
Switches Operating Mechanism
Mechanism at the End of the Switch
Terminal Type
Screw Terminals
Tightening Torque
acc. IEC 60947-1 50 ... 75 N·m
Transition Type
Open
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)
3641787
Manufacturer ID
1SCA113674R1001

Specifications may be subject to change without notice