ABB OT Plus Changeover Switch
The ABB OT Plus Changeover Switch is designed for safe and reliable switching between two power sources, ensuring uninterrupted power supply for critical electrical systems. With a robust construction and easy operation, the OT Plus switch is ideal for industrial, commercial, and residential applications requiring manual source transfer.
Categories:
ABB SwitchgearKey Features
- Reliable Switching – Enables seamless transfer between two power sources without interruption.
- Robust & Durable Design – High-quality materials ensure long service life under harsh conditions.
- Clear Position Indication – Visual indicators for ON/OFF and source position for operator safety.
- Easy Installation – Compact size with DIN rail or panel mounting options.
- Safety Compliance – Meets international standards for electrical safety and performance.
- Wide Current Ratings – Suitable for various load requirements up to several hundred amperes.
| Specification | Details |
|---|---|
| Type | Manual Changeover Switch (OT Plus Series) |
| Rated Operational Voltage (Ue) | 415 V AC, 50/60 Hz |
| Rated Current | 16 A to 125 A (varies by model) |
| Number of Poles | 2P, 3P, 4P |
| Connection Type | Terminal screw connection or busbar connection |
| Mechanical Endurance | Up to 10,000 switching operations |
| Mounting | Panel mounting or wall mounting |
| Standards Compliance | IEC 60947-3 |
| Applications | Power source transfer for generators, mains, or UPS systems |
| Model | Rated Current (A) | Poles | Rated Voltage (V) | Switch Type | Typical Application | Notes |
|---|---|---|---|---|---|---|
| OT16S | 16 | 2 or 3 | 400 | Manual Changeover | Small loads, residential panels | Compact design, easy installation |
| OT25S | 25 | 2 or 3 | 400 | Manual Changeover | Commercial panels, small generators | Robust construction |
| OT40S | 40 | 3 | 400 | Manual Changeover | Medium loads, industrial control | High switching reliability |
| OT63S | 63 | 3 | 400 | Manual Changeover | Industrial panels, generator switching | Suitable for motor loads |
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Catalog Name
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Catalog Number[size]
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Last Update
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| Change over, bypass and transfer switches | --- [3607kb] |
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Applications
- Power source switching in industrial and commercial panels
- Backup generator and mains transfer
- Uninterruptible power supply (UPS) systems
- Residential and commercial buildings requiring reliable power transfer
- Critical infrastructure requiring manual changeover
Why Choose
- Ensures continuous power supply with safe, manual source switching.
- Durable and reliable for demanding industrial environments.
- Easy to operate with clear mechanical and visual feedback.
- Flexible mounting and installation options for versatile applications.
- Backed by ABB’s quality assurance and global support network.
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