ABB OTM160E4C3D230C automatic transfer switch with 160 A current rating, 4-pole switching configuration and 220–240 V AC motor operation for industrial and commercial power transfer systems.
The ABB OTM160E4C3D230C is a compact and highly dependable automatic transfer switch (ATS) designed for automatic source switching in industrial, commercial and backup power applications. As part of the advanced ABB OTM motorised change-over switch series, this switch automatically transfers electrical loads between mains and standby power supplies to help maintain uninterrupted operation of essential systems and infrastructure.
Designed for modern low-voltage power distribution systems, the ABB OTM range combines robust switching capability, intelligent motorised operation and compact switchboard-friendly construction. ABB transfer switches are widely trusted by electrical engineers, panel builders and industrial contractors for installations where operational continuity and reliable source transfer are critical.
With a 160 A operational current rating, 4-pole switching configuration and a 220–240 V AC motor operating voltage, the OTM160E4C3D230C is ideal for automatic mains-to-generator transfer systems, industrial switchboards and commercial standby power installations. The integrated automatic control functionality and voltage sensing capability ensure safe and dependable operation in demanding environments.
Automatic transfer switches such as the ABB OTM160E4C3D230C continuously monitor available power sources and automatically transfer electrical loads during mains failures or generator startup events. This helps minimise downtime while maintaining continuity for essential systems and infrastructure.
The ABB OTM range is widely used in industrial facilities, generator installations and low-voltage power distribution systems where dependable automatic source transfer and compact switchboard integration are essential. Its integrated motorised mechanism and automatic control functionality simplify installation while improving operational reliability.
| Power | 160 kW |
|---|---|
| Current | 160 A |
| Phase | Three Phase |
| IP Rating | IP20 |
| Series | OTM Motorised Change-over Switches |
| Product type | Automatic transfer switch |
| Rated operational current | 160 A |
| Number of poles | 4P |
| Motor operational voltage | 220–240 V AC |
| Rated insulation voltage (Ui) | 1000 V |
| Rated impulse withstand voltage (Uimp) | 12 kV |
| Rated operational voltage | up to 1000 V AC |
| Frequency | 50 / 60 Hz |
| Short-time withstand current | 8 kA for 1 second |
| Rated operational power AC-23A | up to 160 kW at 690 V |
| Mounting type | Base mounting |
| Protection rating | Front IP20 |
| Transition type | Open transition |
| Terminal position | Top mounted terminals |
| Fourth pole type | Switched neutral |
| Dimensions (H × W × D) | approx. 307 × 287 × 197 mm |
| Weight | approx. 11 kg |
This automatic transfer switch is used to automatically transfer electrical loads between mains and backup power supplies such as generators.
The switch supports a rated operational current of 160 A for industrial and commercial low-voltage systems.
The motor operated mechanism requires a 220–240 V AC supply.
Yes. The 4-pole configuration allows simultaneous switching of all conductors including the neutral connection.
The unit is commonly installed in industrial switchboards, generator systems and low-voltage power distribution installations.
ABB OTM automatic transfer switches are trusted worldwide for dependable source transfer performance, compact construction and reliable operation in critical power systems.
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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...