OXB1200U3X3QB ABB TruONE ATS 1200A UL 3P I-O-II L3

OXB1200U3X3QB ABB TruONE ATS 1200A UL 3P I-O-II L3

ABB OXB1200U3X3QB TruONE automatic transfer switch, a 1200 A three pole Level 3 LCD controlled UL ATS designed for reliable automatic power transfer applications.

SKU: OXB1200U3X3QBAlt SKU: 1SCA153606R1001MPN: OXB1200U3X3QB
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Why Choose the ABB OXB1200U3X3QB TruONE ATS?

The ABB OXB1200U3X3QB is a high-capacity TruONE automatic transfer switch (ATS) designed for dependable automatic power transfer in critical electrical installations. As part of the advanced ABB TruONE ATS range, it combines the switching mechanism and controller into a single integrated unit, reducing wiring complexity while improving installation efficiency and operational reliability. :chatgpt-content-reference{index="0"}

This 1200 A three-pole UL open style ATS features Level 3 LCD controller technology, delayed transition I-O-II operation and a supply bottom/load top terminal arrangement, providing reliable source transfer functionality for industrial, commercial and infrastructure power systems. :chatgpt-content-reference{index="1"}

With a rated main circuit voltage range of 200–480 V AC and a UL rated current of 1200 A, the OXB1200U3X3QB is suitable for high-capacity low-voltage automatic transfer applications requiring dependable mains and standby power switching. :chatgpt-content-reference{index="2"}

Key Advantages

  • ABB TruONE integrated automatic transfer switch combining switch and controller technology.
  • 1200 A UL rated current capacity for demanding low-voltage power applications.
  • Three-pole configuration for reliable source transfer switching.
  • Level 3 LCD controller for advanced monitoring and ATS configuration.
  • Delayed transition I-O-II operation for controlled power transfer.
  • Modular construction supports simplified installation, servicing and lifecycle management.

Key Features

  • ABB TruONE OX automatic transfer switch series.
  • 1200 A UL ATS configuration.
  • 3-pole switching configuration.
  • Level 3 (LCD) controller type.
  • Open style ATS design.
  • Delayed transition type I-O-II operation.
  • Supplies on bottom, load on top terminal arrangement.
  • Bolt terminal connection type.
  • 200–480 V AC main circuit voltage range.
  • UL1008 and IEC60947-6-1 compliant design.

Reliable Automatic Power Transfer for Critical Systems

Automatic transfer switches such as the ABB OXB1200U3X3QB monitor available power sources and automatically transfer electrical loads between normal and alternative supplies when required. The integrated TruONE architecture combines switching and controller functions into one coordinated unit, reducing wiring requirements and improving reliability. :chatgpt-content-reference{index="3"}

The TruONE platform provides modular components, predictive maintenance capability and advanced connectivity options, helping engineers maintain dependable power transfer systems across industrial, commercial and infrastructure environments. :chatgpt-content-reference{index="4"}

Typical Applications

  • Emergency power and standby generator systems.
  • Industrial power distribution installations.
  • Commercial building electrical systems.
  • Data centres and critical infrastructure.
  • Healthcare and essential service facilities.
  • Automatic mains transfer applications.

Technical Specifications

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Operation Automatic
Device Type Automatic transfer switch
Series TruONE Automatic Transfer Switches
Order code OXB1200U3X3QB
Product type Automatic transfer switch
Configuration Open style ATS
Rated current 1200 A
Number of poles 3 poles
Controller type Level 3 (LCD)
Operation type Delayed transition I-O-II
Line terminal position Supplies on bottom, load on top
Terminal type Bolt
Main circuit voltage 200–480 V AC
Rated frequency 50 / 60 Hz
Rated insulation voltage 1000 V
Rated impulse withstand voltage 12 kV
Rated short-time withstand current 65 kA rms for 0.1 s
Protection rating Front IP20
Standards UL1008 / IEC60947-6-1
Handle type Direct mounted handle
Dimensions (W × H × D) 597 × 359 × 212 mm
Weight 31.14 kg

Frequently Asked Questions

What is the ABB OXB1200U3X3QB used for?

The ABB OXB1200U3X3QB is an automatic transfer switch used to transfer electrical loads between normal and alternative power sources.

What is the rated current of this TruONE ATS?

The ABB OXB1200U3X3QB has a UL rated current of 1200 A.

How many poles does the OXB1200U3X3QB have?

The OXB1200U3X3QB is a three-pole automatic transfer switch.

What controller type is included?

The ATS includes a Level 3 LCD controller for advanced automatic transfer switch operation, monitoring and configuration.

What voltage range does this ATS support?

The OXB1200U3X3QB supports a main circuit voltage range of 200–480 V AC.

Trusted by Power System Engineers Worldwide

ABB TruONE automatic transfer switches are used by engineers and facility operators to provide reliable automatic power transfer for industrial, commercial and critical infrastructure applications.