Why Choose the ABB OTDC25FT3 DC Switch Disconnector?
The ABB OTDC25FT3 (Part Number 1SCA123843R1001) is a compact door-mounted DC switch disconnector designed to provide safe and dependable isolation of direct current circuits in photovoltaic systems, battery energy storage installations and industrial DC applications. As part of the proven ABB OTDC switch disconnector range, it delivers reliable manual switching while helping protect personnel and equipment during maintenance and servicing.
Designed specifically for door-mounted installations, the OTDC25FT3 features IP20 protected terminal clamps and includes the required terminal bolt kit and jumpers for installation. The operating handle and shaft are supplied separately, allowing installers to select the most suitable operating mechanism for the enclosure.
With a 25 A rated operational current at 1000 V DC, a 3-pole single-circuit configuration and robust ABB construction, the OTDC25FT3 is ideal for solar combiner boxes, battery storage systems and industrial DC distribution equipment requiring reliable isolation.
Key Advantages
- Compact door-mounted DC switch disconnector.
- 25 A rated operational current at up to 1000 V DC.
- 3-pole single-circuit configuration.
- Designed specifically for door mounting.
- Reliable ABB engineering for demanding DC applications.
- Ideal for photovoltaic and battery energy storage systems.
Key Features
- ABB OTDC Series.
- Model OTDC25FT3.
- 25 A rated operational current.
- 1000 V DC operating voltage.
- 3-pole switching configuration.
- Single-circuit operation.
- Door-mounted installation.
- IP20 protected terminal clamps.
- Terminal bolt kit and jumpers included.
- Operating handle and shaft supplied separately.
- Manufactured to IEC 60947-1 and IEC 60947-3.
Reliable DC Isolation for Renewable Energy Systems
The ABB OTDC25FT3 is engineered to safely isolate direct current circuits in photovoltaic arrays, battery storage systems and industrial DC installations. Its compact door-mounted design makes it ideal for electrical enclosures where dependable switching and straightforward operation are essential.
Manufactured using ABB's proven DC switching technology, the OTDC25FT3 delivers reliable long-term performance while helping improve operational safety whenever maintenance or servicing is required.
Typical Applications
- Photovoltaic (PV) systems.
- Solar combiner boxes.
- Battery energy storage systems.
- Industrial DC distribution.
- Electrical control panels.
- Renewable energy installations.
