
ABB OTM Automatic Transfer Switch
- Seamless automatic transfer between power sources for uninterrupted power supply
- Compact design with robust construction for reliable performance in demanding environments
- Advanced control features with user-friendly interface for easy operation and monitoring
- Compatible with a wide range of power systems and applications
- Enhanced safety features including overload and short-circuit protection

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ABB OTM Automatic Transfer Switch
The ABB OTM Automatic Transfer Switch is an advanced device designed to automatically switch between two power sources, ensuring continuous and reliable power supply in critical applications. It is a robust solution for managing power transitions, whether between mains and backup generators or other power sources.
Purpose
The primary purpose of the ABB OTM Automatic Transfer Switch is to maintain power continuity by automatically transferring the load between two sources in the event of power loss or failure, minimizing downtime and ensuring operational efficiency in various industries.
Key Features
- Available in multiple configurations, supporting a range from 40A to 3200A.
- Motorized operation with open transition type switching (1-0-2).
- Self-supplied with adjustable operating parameters.
- Suitable for both AC and DC applications, ensuring flexibility across different setups.
- Integrated with advanced OMD controllers for precise voltage sensing and transfer delays.
- Transfer time between sources is adjustable, with a typical range of 2 to 6 seconds.
Applications
The ABB OTM Automatic Transfer Switch is ideal for industries requiring high reliability and power resilience, such as:
- Data centers and telecommunications
- Industrial plants and manufacturing facilities
- Healthcare facilities and hospitals
- Commercial and residential buildings
Why Choose ABB?
ABB is recognized globally for its excellence in electrical and automation technologies. The OTM Automatic Transfer Switch is built with ABB’s expertise, providing superior reliability, operational flexibility, and ease of integration into various power systems. With decades of experience in power management solutions, ABB products are engineered to meet the highest safety and performance standards, making them a trusted choice for critical applications.
Product features
Number of poles | 3 P |
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