abb Automatic transfer switch 160 amps with 3 Poles

Why Choose the ABB OTM160E3C8D230C Automatic Transfer Switch?

The ABB OTM160E3C8D230C is a compact and highly reliable automatic transfer switch (ATS) designed for dependable source switching in industrial, commercial and standby power applications. As part of the advanced ABB OTM motorised change-over switch range, this switch automatically transfers electrical loads between mains and backup power supplies to help maintain operational continuity during supply interruptions.

Engineered for low-voltage power distribution systems, the ABB OTM series combines motorised automation, robust switching capability and compact installation dimensions. ABB transfer switches are widely trusted by panel builders, electrical engineers and industrial contractors for applications requiring reliable automatic source transfer and safe power distribution.

With a 160 A operational current rating, 3-pole switching configuration and a 220–240 V AC motor operating voltage, the OTM160E3C8D230C is ideal for automatic mains-to-generator transfer systems, industrial switchboards and commercial backup power installations. Its integrated voltage sensing functionality and automatic operating mechanism ensure dependable performance in demanding environments.

Key Advantages

• Compact automatic transfer switch for standby power systems.
• 160 A operational current rating for industrial and commercial installations.
• 3-pole switching configuration for phase conductor transfer.
• Reliable motorised automatic source transfer operation.
• Integrated voltage sensing for automatic monitoring functionality.
• Suitable for generator and dual-source power systems.

Key Features

• ABB OTM motorised change-over switch series.
• 160 A rated operational current.
• 3-pole automatic transfer switching.
• 220–240 V AC motor operating voltage.
• Integrated voltage sensing kit mounted on the switch.
• Open transition switching operation.
• Manual emergency operating handle included.
• Compact base mounted construction.

Technical Specifications

• Manufacturer: ABB
• Series: OTM Motorised Change-over Switches
• Model: OTM160E3C8D230C
• Product type: Automatic transfer switch
• Rated operational current: 160 A
• Number of poles: 3P
• 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
• Dimensions (H × W × D): approx. 300 × 296 × 197 mm
• Weight: approx. 10 kg

Reliable Automatic Source Transfer for Critical Installations

Automatic transfer switches such as the ABB OTM160E3C8D230C 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 voltage sensing functionality help simplify installation and improve operational reliability.

Typical Applications

• Automatic mains and standby generator transfer systems.
• Industrial switchboards and power distribution panels.
• Commercial buildings and facilities management.
• Backup power and emergency supply systems.
• Manufacturing and process control installations.
• Low-voltage power continuity applications.

Trusted by Electrical Engineers Worldwide

ABB OTM automatic transfer switches are trusted worldwide for dependable source transfer performance, compact construction and reliable operation in critical power systems.