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abb Automatic transfer switch 800 amps with 4 Poles
ABB OTM800E4C8D230C automatic change-over switch, an 800 A four pole motorised transfer switch designed for reliable low voltage power source switching.
Why Choose the ABB OTM800E4C8D230C Automatic Change-over Switch?
The ABB OTM800E4C8D230C is a high-performance automatic change-over switch (ATS) designed for reliable transfer between two power sources in industrial and commercial electrical distribution systems. As part of the advanced ABB OTM automatic transfer switch series, it provides dependable open transition switching for applications requiring secure power continuity.
This motorised change-over switch combines robust switch-disconnector technology with automatic operation, helping ensure fast and reliable transfer between normal and alternative power supplies. The OTM series is designed for demanding low voltage power distribution applications where safety, durability and operational reliability are essential.
With a rated current of 800 A, a four-pole configuration and a 230 V AC motor operator supply, the ABB OTM800E4C8D230C is suitable for automatic power transfer systems, standby generators, UPS systems and critical electrical installations.
Key Advantages
- High-performance automatic change-over switch for power transfer applications.
- 800 A rated current capability for demanding low voltage distribution systems.
- Four-pole switching design for complete circuit isolation and transfer.
- Motorised operation with 230 V AC control voltage.
- Open transition switching for reliable source change-over.
- Suitable for industrial, commercial and critical power installations.
Key Features
- ABB OTM automatic transfer switch series.
- 800 A rated operational current.
- Four-pole (4P) change-over switch design.
- 230 V AC motor operator supply.
- Automatic I-O-II operation with open transition switching.
- Integrated voltage sensing arrangement on the switch.
- Base mounting configuration for electrical panels.
- Designed for reliable source transfer in low voltage networks.
Reliable Automatic Power Transfer for Critical Systems
Automatic transfer switches such as the ABB OTM800E4C8D230C provide seamless switching between primary and backup power sources. They help maintain electrical supply continuity by automatically transferring loads when the main power source becomes unavailable.
The OTM series is engineered for industrial automation, power distribution and infrastructure applications. Its motorised mechanism, robust construction and integrated switching technology make it suitable for systems where dependable power availability is essential.
Typical Applications
- Automatic mains failure (AMF) systems.
- Generator change-over applications.
- Data centres and critical power installations.
- Industrial power distribution panels.
- Commercial buildings and infrastructure systems.
- Backup power and UPS switching applications.
Technical Specifications
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| Mounting Type | Base mounting | |
|---|---|---|
| Device Type | Automatic transfer switch | |
| Operation | Automatic | |
| Coil / Supply Voltage | 230 V AC | |
| Poles | 4-pole | |
| Manufacturer | ABB | |
| Series | OTM Automatic Transfer Switches | |
| Model | OTM800E4C8D230C | |
| Product type | Automatic change-over switch | |
| Rated current | 800 A | |
| Number of poles | 4-pole | |
| Motor operator voltage | 230 V AC | |
| Rated operational voltage | up to 1000 V | |
| Rated insulation voltage | 1000 V | |
| Rated impulse withstand voltage | 12 kV | |
| Rated short-time withstand current | 20 kA rms for 1 s | |
| Mounting type | Base mounting | |
| Switching type | Open transition automatic transfer | |
| Product ID | 1SCA108455R1001 | |
| Weight | approx. 37 kg |
Frequently Asked Questions
What is the ABB OTM800E4C8D230C used for?
The ABB OTM800E4C8D230C is used for automatic transfer between two electrical power sources in industrial and commercial power distribution systems.
What current rating does this change-over switch support?
The switch supports a rated current of 800 A for low voltage power transfer applications.
How many poles does the OTM800E4C8D230C have?
The ABB OTM800E4C8D230C is a four-pole automatic change-over switch.
What motor operator voltage is required?
The automatic switching mechanism operates with a 230 V AC motor operator supply.
Where is this switch typically installed?
The switch is typically installed in electrical distribution panels, generator systems and critical power control equipment.
Trusted by Power Distribution Engineers Worldwide
ABB OTM automatic transfer switches are widely used in industrial and commercial electrical systems to provide reliable source transfer, operational continuity and secure power management.
