ABB OTM1000E3CB8D230C automatic transfer switch with 1000A rating, 3-pole switching, integrated OMD800 controller and bottom terminal voltage sensing for industrial standby power systems.
£9,161.99
The ABB OTM1000E3CB8D230C is a high-performance automatic transfer switch (ATS) engineered for dependable automatic changeover between two electrical power sources in industrial, commercial and mission-critical infrastructure applications. Designed as part of the professional ABB OTM_C automatic transfer switch range, this motor-operated switch delivers reliable standby power transfer for generator systems, dual-supply installations and critical power continuity applications.
Featuring a 1000A rated operational current, 3-pole switching configuration and integrated OMD800 automatic transfer switch controller, the OTM1000E3CB8D230C provides robust and intelligent source transfer management for demanding power distribution environments. The integrated bottom terminal voltage sensing arrangement enables accurate monitoring and dependable automatic switching functionality.
Designed with an open transition I-0-II switching mechanism and powered by a 230V AC motor operating system, the ABB OTM1000E3CB8D230C ensures secure automatic transfer between mains and standby supplies during power interruptions. Its industrial-grade construction and high short-circuit withstand capability make it ideal for large industrial facilities, critical infrastructure and backup generator applications.
Automatic transfer switches such as the ABB OTM1000E3CB8D230C continuously monitor electrical supply sources and automatically transfer loads between primary and standby power systems during mains failure conditions. This helps maintain uninterrupted operation of critical industrial processes, infrastructure systems and essential equipment.
The ABB OTM_C transfer switch range is designed for demanding industrial environments requiring dependable high-current switching, robust short-circuit performance and intelligent automatic source management. Its integrated OMD800 controller and voltage sensing functionality simplify installation while ensuring reliable generator changeover operation.
| Current | 1000 A |
|---|---|
| Phase | Three Phase |
| IP Rating | IP20 |
| Series | OTM_C Automatic Transfer Switches |
| Product type | Automatic transfer switch |
| Rated operational current AC-21A | 1000A |
| Rated operational current AC-22A | 1000A |
| Rated operational current AC-23A | 1000A |
| Number of poles | 3P |
| Motor operating voltage | 230V AC |
| Rated insulation voltage (Ui) | 1000V |
| Rated impulse withstand voltage (Uimp) | 12kV |
| Short-time withstand current | 50kA for 1 second |
| Transition type | Open transition I-0-II |
| Controller type | OMD800 |
| Operating mechanism | Motor-operated |
| Voltage sensing | Bottom terminal sensing |
| Terminal type | Screw terminals |
| Mounting type | Panel mounting |
| Protection rating | Front IP20 |
| Dimensions (W × H × D) | approx. 506 × 400 × 317 mm |
| Weight | approx. 57–62 kg |
| EAN | 6417019453958 |
The OTM1000E3CB8D230C is used to automatically transfer electrical loads between two power sources, such as utility mains and standby generators.
The switch supports a 1000A operational current rating for high-power industrial and commercial applications.
The unit includes an integrated ABB OMD800 automatic transfer switch controller for intelligent source monitoring and transfer management.
Bottom terminal voltage sensing allows the switch to monitor voltage conditions directly from the load-side terminal arrangement for accurate automatic transfer operation.
The switch is suitable for industrial plants, data centres, generator systems, hospitals and high-current standby power applications requiring dependable automatic source transfer.
ABB OTM automatic transfer switches are trusted by electrical engineers and system integrators for reliable automatic source transfer, robust high-current performance and dependable standby power continuity.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...