Why Choose the ABB OTDC800F11 DC Switch Disconnector?
The ABB OTDC800F11 (Product ID 1SCA158853R1001) is a high-performance DC switch disconnector designed for the safe isolation of direct current circuits in utility-scale photovoltaic installations and industrial DC applications. As part of ABB's advanced OTDC M-Series, it delivers exceptional reliability, compact dimensions and high efficiency for modern renewable energy systems.
Designed specifically for 1000 V DC photovoltaic systems, the OTDC800F11 features a compact two-pole construction that helps reduce combiner box and inverter sizes while lowering switch power losses. Its innovative design offers up to an 80% smaller footprint than traditional solutions, making it ideal where enclosure space is at a premium. Handles and operating shafts are supplied separately to suit individual installation requirements.
With a 630 A DC-21B rated operational current, 800 A DC-PV2 rating and compliance with IEC 60947-1 and IEC 60947-3, the OTDC800F11 provides dependable manual isolation for demanding photovoltaic and industrial DC systems.
Key Advantages
- Optimised for 1000 V DC photovoltaic installations.
- 630 A DC-21B operational current.
- 800 A DC-PV2 operational current.
- Compact two-pole construction saves valuable enclosure space.
- Reduced switch power losses for improved system efficiency.
- Reliable ABB mechanism with long mechanical life.
Key Features
- ABB OTDC M-Series DC switch disconnector.
- 1000 V DC rated operational voltage.
- 630 A (DC-21B) operational current.
- 800 A (DC-PV2) photovoltaic rating.
- Two-pole configuration.
- Front-operated mechanism positioned between the poles.
- Base-mounted design.
- Complies with IEC 60947-1 and IEC 60947-3.
- Operating handle and shaft supplied separately.
Reliable DC Isolation for Utility-Scale Solar Applications
The ABB OTDC800F11 has been engineered to safely isolate high-current DC circuits used in photovoltaic combiner boxes, inverter systems and industrial DC installations. Its compact construction enables manufacturers to reduce enclosure sizes while maintaining dependable switching performance and long-term operational reliability.
Designed for demanding renewable energy environments, the OTDC800F11 combines ABB's proven switching technology with robust construction, making it an ideal choice for EPC contractors, OEM panel builders and photovoltaic system manufacturers.
Typical Applications
- Utility-scale photovoltaic power plants.
- Solar combiner boxes.
- Central inverter systems.
- Industrial DC distribution.
- Renewable energy infrastructure.
- OEM electrical control panels.
