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OTDC800F11K ABB 800 A 2-Pole 1000 V DC Switch-Disconnector
ABB OTDC800F11K is an 800 A two-pole single-circuit 1000 V DC switch-disconnector supplied with shaft and direct-mounted handle for reliable photovoltaic and high-power DC isolation.
£1,122.11
Why Choose the ABB OTDC800F11K DC Switch-Disconnector?
The ABB OTDC800F11K is a high-performance 800 A two-pole DC switch-disconnector designed for reliable switching and isolation of a single circuit in 1000 V DC power systems. As part of the ABB OTDC series, it is optimised for utility-scale photovoltaic installations and other demanding high-current DC applications where compact dimensions, efficiency and dependable isolation are essential.
The OTDC800F11K uses an optimised two-pole switching design for a single DC circuit. ABB's OTDC architecture combines carefully designed arc plates and magnetic breaking with symmetrical pole construction, supporting efficient DC interruption and flexible polarity-independent connections while helping manufacturers reduce the size of inverter and combiner equipment.
With a rated operational current of 800 A at 1000 V DC, a single-circuit configuration and a rated short-time withstand current of 10 kA, the OTDC800F11K provides robust electrical performance for high-power DC installations. This K version is supplied with shaft and direct-mounted handle, providing a complete operating arrangement for straightforward equipment integration.
Key Advantages
- High-capacity 800 A DC switch-disconnector for demanding power applications.
- Designed for 1000 V DC single-circuit switching and isolation.
- Two-pole construction optimised for utility-scale photovoltaic systems.
- 10 kA rated short-time withstand current at 1500 V DC.
- Compact OTDC design helps reduce space requirements in combiner boxes and inverters.
- Low power losses support high system efficiency.
- Symmetrical pole design supports polarity-independent connections.
- Shaft and direct-mounted handle included for convenient operation.
Key Features
- ABB OTDC series DC switch-disconnector.
- 800 A rated operational current.
- 1000 V DC rated operational voltage.
- 2-pole construction.
- Single-circuit configuration.
- 1500 V rated insulation voltage.
- 10 kA rated short-time withstand current at 1500 V DC.
- Base-mounted construction for integration into electrical equipment.
- Optimised DC arc interruption for reliable switching.
- Visible-contact OTDC construction.
- Quick-make, quick-break operating mechanism.
- Direct-mounted handle and shaft included.
Reliable DC Isolation for High-Power Photovoltaic Systems
DC switch-disconnectors provide a reliable means of electrically isolating power circuits for operation, servicing and maintenance. In utility-scale photovoltaic installations, switching devices must safely interrupt substantial DC currents while maintaining efficient operation and minimising losses throughout the power conversion system.
The ABB OTDC800F11K is engineered specifically for these demanding conditions. Its two-pole single-circuit architecture, 800 A current capability and 1000 V DC rating make it suitable for high-power solar installations, while the included direct-mounted handle and shaft provide a practical operating solution for equipment manufacturers and panel builders.
Typical Applications
- Utility-scale photovoltaic power plants.
- 1000 V DC solar power systems.
- Solar inverter DC isolation.
- Photovoltaic combiner and recombiner equipment.
- Renewable-energy power conversion systems.
- High-current DC distribution equipment.
- Industrial DC switchgear and control assemblies.
Technical Specifications
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| Poles | 2-pole | |
|---|---|---|
| Device Type | Switch Disconnector | |
| Current | 800 A | |
| Product Series | ABB OTDC | |
| Series | OTDC | |
| ABB order code | 1SCA158854R1001 | |
| Product type | DC switch-disconnector | |
| Rated operational current | 800 A | |
| Rated operational voltage | 1000 V DC | |
| Number of poles | 2 | |
| Circuit configuration | Single circuit | |
| Rated insulation voltage (Ui) | 1500 V | |
| Rated short-time withstand current (Icw) | 10 kA at 1500 V DC | |
| Mounting type | Base mounting | |
| Operation | Direct mounted | |
| Handle and shaft | Included | |
| Standards | IEC 60947-1, IEC 60947-3 | |
| Application | Single-circuit photovoltaic and high-power DC isolation |
Frequently Asked Questions
What is the ABB OTDC800F11K used for?
The ABB OTDC800F11K is a DC switch-disconnector designed to provide reliable single-circuit switching and isolation in utility-scale photovoltaic and other high-power DC systems.
What is the current and voltage rating of the OTDC800F11K?
The OTDC800F11K is rated at 800 A for operation in 1000 V DC systems.
How many poles and circuits does the OTDC800F11K have?
The ABB OTDC800F11K has two poles and is configured for switching and isolating a single DC circuit.
What is the short-time withstand current of the OTDC800F11K?
The OTDC800F11K has a rated short-time withstand current of 10 kA at 1500 V DC.
Does the OTDC800F11K include a shaft and handle?
Yes. The ABB OTDC800F11K is a direct-mounted handle version supplied with shaft and handle, providing an integrated operating arrangement for equipment installation.
Trusted DC Switching from ABB
ABB OTDC switch-disconnectors provide compact, efficient and dependable DC isolation for photovoltaic and high-power electrical systems, combining optimised DC switching technology with robust construction for demanding industrial installations.
