OTM1250E3CM24D

Name: OTM1250E3CM24D
Brand: ABB
SKU: OTM1250E3CM24D

The ABB OTM1250E3CM24D is a versatile transfer switch engineered to provide reliable and efficient power distribution. Equipped with advanced safety features and a mechanical interlock, this switch ensures seamless transitions between power sources, making it ideal for a wide range of applications.

Product ModelOTM1250E3CM24D

Material Number1SCA113671R1001

Product ID86671

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable OperationThe ABB OTM1250E3CM24D is designed to operate reliably in various environments, ensuring continuous power supply to critical systems.
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2. Advanced Safety FeaturesEquipped with inbuilt safety features, including a mechanical interlock, this switch minimizes the risk of electrical accidents and ensures safe operation.
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3. Efficient Power DistributionEngineered for efficient power distribution, the OTM1250E3CM24D ensures that power is transferred seamlessly between sources, reducing downtime and increasing system reliability.
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4. Versatile ApplicationsSuitable for a wide range of applications, including industrial, commercial, and residential settings, this transfer switch is a versatile solution for any power distribution needs.

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

1SCC303036D0202

Pollution Degree

Product Net Width

507 mm 19.96 in

Product Net Height

306 mm 12.05 in

Product Net Depth / Length

297 mm 11.69 in

5. High PerformanceWith its robust design and advanced technology, the ABB OTM1250E3CM24D delivers high-performance power distribution, making it an ideal choice for critical systems requiring reliable power supply.

Conventional Free-air Thermal Current (Ith)

Î = 40 Â°C 1250 A

Degree of Protection

Front IP20

Distance Between Phases

Standard

Handle Color

Black

Handle Type

Direct mounted handle

Motor Operational Voltage

24 V DC

Mounting Type

Base mounting

Number of Poles

Operating Mode

Front operated

Pollution Degree

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 NÂ·m

Transition Type

Open

Tightening Torque

acc. IEC 60947-1 50 ... 75 NÂ·m

Object Classification Code

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)

3641783

Manufacturer ID

1SCA113671R1001