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abb Automatic transfer switch 125 amps with 4 Poles

MPN: 1SCA151251R1001

Alt. SKU: OTM125F4C21D400C

Special Price £1,611.36 £1,342.80 Regular Price £2,479.01

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Why Choose the OTM125F4C21D400C [1SCA151251R1001]

Motor-operated automatic transfer switch, open transition type 1-0-2, designed for reliable transfer between power sources. This self-powered unit features adjustable operating parameters, allowing precise control and seamless integration within diverse electrical systems. Ideal for applications requiring dependable source switching with minimal interruption.

Technical Specification

  • Function: Automatic transfer switch, motor operated, open transition type (1-0-2).
  • Rated Operational Voltage: 380–415 V AC.
  • Rated Operational Current: 125 A (AC-21A, AC-22A, AC-31B, AC-32B).
  • Number of Poles: 4P with fourth pole switched simultaneously.
  • Rated Insulation Voltage (Ui): 800 V.
  • Rated Impulse Withstand Voltage (Uimp): 8 kV.
  • Degree of Protection: Front IP20.
  • Terminal Type: Screw terminals with tightening torque 6 N·m (IEC 60947-1).
  • Mounting: Base mounting or DIN-rail mounting.
  • Power Loss per Pole: 6.3 W at rated operating conditions.

Trusted By Customers Worldwide

"Specified by UK panel builders for dependable control." Controls Engineer, UK

Frequently Asked Questions

What is the function of this product?
This product is an automatic transfer switch, motor operated, open transition type (1-0-2).
What is the rated operational voltage and current?
The rated operational voltage is 380–415 V AC and the rated operational current is 125 A.
How many poles does this switch have?
This switch has 4 poles, with the fourth pole switched simultaneously.
What is the degree of protection for this unit?
The degree of protection is IP20 for the front of the unit.
What type of terminals does this product use?
The product features screw terminals with a tightening torque of 6 N·m (IEC 60947-1).
How can this switch be mounted?
The switch can be mounted on a base or on a DIN rail.
What should I refer to for conformity information?
See the manufacturer's data sheet for standards and approvals.
More Information
Manufacturer Part Number 1SCA151251R1001
Barcode 6417019815640
HS Code 85365080
Country of Manufacture China
Manufacturer ABB
Number of Poles 4 Pole
Alternative Product SKU OTM125F4C21D400C
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