Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
OXA600U3O3QB ABB TruONE 800 A IEC 4-Pole Automatic Transfer Switch Level 3 Overlapping Neutral
ABB OXA600U3O3QB is an 800 A IEC and 600 A UL 4-pole TruONE automatic transfer switch with Level 3 LCD controller, open-transition operation and overlapping neutral for automatic power transfer systems.
£9,437.03
Why Choose the ABB OXA600U3O3QB TruONE Automatic Transfer Switch?
The ABB OXA600U3O3QB is a 600 A UL, 800 A IEC 4-pole TruONE automatic transfer switch (ATS) designed for reliable automatic transfer of electrical loads between two power sources. Part of ABB's advanced TruONE ATS range, it integrates the transfer switch mechanism and controller into one purpose-built unit to simplify installation and support dependable critical power operation.
This model features a Level 3 controller with LCD interface, open-transition I-II operation and an overlapping neutral configuration. The integrated TruONE design reduces the number of secondary wires and connections required while providing advanced control, monitoring and connectivity capabilities. :chatgpt-content-reference{index="0"}
The OXA600U3O3QB uses a 4-pole configuration with a switched overlapping neutral pole positioned on the right side. It is designed with supplies on bottom and load on top terminal positioning, making it suitable for compatible switchboards and high-current automatic transfer applications. :chatgpt-content-reference{index="1"}
Key Advantages
- 600 A UL / 800 A IEC automatic transfer switch for high-current power systems.
- Integrated Level 3 LCD controller for automatic transfer management.
- Open-transition I-II operation for controlled source transfer.
- Overlapping neutral maintains neutral continuity during transfer.
- Integrated switch and controller reduce installation complexity.
- Wide 200–480 V AC operating voltage range supports flexible system integration. :chatgpt-content-reference{index="2"}
- Designed for demanding industrial, commercial and infrastructure power applications.
Key Features
- ABB TruONE ATS series.
- 800 A IEC rated current.
- 600 A UL/CSA rated current.
- 4-pole automatic transfer switch.
- Level 3 controller with LCD interface.
- Open style ATS construction.
- Open-transition type I-II operation.
- Overlapping neutral fourth pole.
- Right-side fourth pole position.
- Supplies connected at the bottom and load connections at the top.
- Bolt terminal connection system.
- Manual operating handle included.
Integrated Automatic Transfer for High-Current Power Systems
The ABB TruONE platform combines the automatic transfer switch and controller into a single integrated assembly. This approach reduces installation effort by minimising separate wiring and connection points while providing advanced monitoring, modular accessories and connectivity options for modern power systems. :chatgpt-content-reference{index="3"}
The OXA600U3O3QB provides open-transition I-II transfer operation with Level 3 controls and an overlapping neutral fourth pole. Its high-current 800 A IEC capability, 4-pole arrangement and bottom-source/top-load connection configuration make it suitable for demanding automatic transfer installations. :chatgpt-content-reference{index="4"}
Typical Applications
- Automatic mains-to-generator transfer systems.
- High-current industrial power distribution.
- Critical infrastructure electrical systems.
- Commercial building standby power systems.
- Emergency power installations.
- Industrial switchboards requiring automatic source transfer.
Technical Specifications
Tick the specs you need, then view products that match.
| Coil / Supply Voltage | 200–480 V AC | |
|---|---|---|
| Operation | Automatic | |
| Device Type | Automatic transfer switch | |
| Series | TruONE ATS | |
| ABB order code | 1SCA150992R1001 | |
| Product group | OT Change over Switches | |
| Product type | Automatic transfer switch | |
| Rated current (IEC) | 800 A | |
| Rated current (UL/CSA) | 600 A | |
| Number of poles | 4 | |
| Controller | Level 3 (LCD) | |
| Transition type | Open transition I-II | |
| Neutral configuration | Overlapping neutral | |
| Fourth pole type | Switched late-break and early-make neutral | |
| Fourth pole position | Right side | |
| Terminal arrangement | Supplies bottom / load top | |
| Operating voltage | 200–480 V AC | |
| Rated insulation voltage | 1000 V | |
| Rated impulse withstand voltage | 12 kV | |
| Rated short-time withstand current | 42 kA rms for 0.1 s | |
| Rated frequency | 50 / 60 Hz | |
| Terminal type | Bolt connection | |
| Protection rating front | IP20 | |
| Dimensions (H × W × D) | approx. 313 × 512 × 212 mm | |
| Weight | approx. 20.78 kg |
Frequently Asked Questions
What is the ABB OXA600U3O3QB used for?
The ABB OXA600U3O3QB is a high-current TruONE automatic transfer switch used to automatically transfer electrical loads between two power sources in critical and industrial power systems.
What is the current rating of the OXA600U3O3QB?
The OXA600U3O3QB is rated at 800 A under IEC ratings and 600 A under UL/CSA ratings.
What controller is fitted to the ABB OXA600U3O3QB?
The OXA600U3O3QB includes an ABB Level 3 controller with LCD interface for automatic transfer control and monitoring.
What does overlapping neutral mean on the OXA600U3O3QB?
The overlapping neutral configuration uses a switched fourth pole that maintains neutral continuity during transfer between the two power sources.
How are the terminals arranged on the OXA600U3O3QB?
The OXA600U3O3QB uses a supplies-on-bottom and load-on-top terminal arrangement.
Trusted by Critical Power Professionals Worldwide
ABB TruONE automatic transfer switches provide integrated switching and control solutions for electrical engineers, panel builders and system integrators requiring dependable automatic power transfer in high-current commercial, industrial and critical infrastructure applications.
