OT125ELMM4B

Name: OT125ELMM4B
Brand: ABB
SKU: OT125ELMM4B

The ABB OT125ELMM4B change-over switch is a reliable and efficient solution for various applications, featuring a 125A rating and open transition mechanism. Ideal for ensuring safe and smooth operations.

Product ModelOT125ELMM4B

Material Number1SCA108556R1001

Product ID90763

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High ReliabilityThe ABB OT125ELMM4B change-over switch is designed to provide consistent and reliable performance, ensuring minimal downtime and maximum efficiency.
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2. Efficient OperationWith its 125A rating, this switch can handle high current requirements, making it suitable for demanding applications.
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3. Open Transition MechanismThe open transition mechanism allows for smooth and safe switching operations, reducing the risk of electrical shocks or damage.
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4. Versatile ApplicationsThe OT125ELMM4B is versatile and can be used in a variety of settings, including industrial, commercial, and residential environments.
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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

acc. to IEC 60529 IP54

Pollution Degree

Product Net Width

215 mm

Product Net Height

300 mm

Product Net Depth / Length

140 mm

Product Net Weight

5 kg

5. Safety FeaturesThe switch is designed with safety in mind, featuring a finger-proof design to prevent accidental activation and ensure operator safety.

Cable Entry Position

Up/Down

Cable Outlets Per Side

2xÃ¸32.5+Ã¸16.5 / 2xÃ¸32.5+Ã¸16.5

Conventional Thermal Current (Ithe)

Fully Enclosed 160 A

Degree of Protection

acc. to IEC 60529 IP54

Enclosure Material

Steel sheet

Handle Color

Black

Handle Type

Selector handle

Maximum Mounted Auxiliary Contacts

2 NO, 2 NC

Mounted Auxiliary Contacts

0 NO, 0 NC

Number of Poles

Pollution Degree

Power Loss

at Rated Operating Conditions per Pole 6.3 W

Rated Insulation Voltage (Ui)

acc. to IEC/EN 60664-1 750 V

Rated Operational Current AC-22A (Ie)

(380 ... 415 V) 125 A (690 V) 125 A

Rated Operational Current AC-23A (Ie)

(380 ... 415 V) 90 A (690 V) 50 A

Rated Operational Voltage

Main Circuit 750 V

Object Classification Code

WEEE Category

5. Small Equipment (No External Dimension More Than 50 cm)

Manufacturer ID

1SCA108556R1001