Why Choose the ABB OTDC315FV11 DC Switch Disconnector?
The ABB OTDC315FV11 (Product ID 1SCA158178R1001) is a compact, high-performance DC switch disconnector developed for safe isolation of high-voltage direct current circuits in utility-scale photovoltaic installations. As part of the advanced ABB OTDC series, it is specifically engineered for modern 1500 V DC solar power systems, providing reliable switching performance, reduced power losses and space-saving installation.
The innovative two-pole switching concept allows manufacturers to reduce the size of combiner boxes and inverter assemblies while improving overall system efficiency. Designed for disconnecting a single photovoltaic circuit, the OTDC315FV11 offers dependable operation and long service life in demanding renewable energy environments.
With a rated operational current of 315 A and a 1500 V DC operating voltage, this switch disconnector complies with IEC 60947-1 and IEC 60947-3, making it an excellent choice for professional photovoltaic installations and industrial DC distribution systems.
Key Advantages
- Purpose-built DC switch disconnector for 1500 V photovoltaic systems.
- 315 A rated operational current for demanding DC applications.
- 1500 V DC operating voltage for modern utility-scale solar installations.
- Compact two-pole design reduces combiner box and inverter size.
- Improved switching efficiency helps reduce power losses.
- Reliable ABB engineering for long-term performance.
Key Features
- ABB OTDC DC switch disconnector series.
- 315 A rated operational current.
- 1500 V DC rated operational voltage.
- Two-pole configuration for single PV circuit isolation.
- Front-operated mechanism positioned between the poles.
- Approved to IEC 60947-1 and IEC 60947-3.
- Compact frame size M construction.
- Handles and operating shafts supplied separately.
Reliable DC Isolation for Utility-Scale Solar Systems
The ABB OTDC315FV11 provides safe manual isolation of high-voltage DC circuits used in modern photovoltaic installations. Its optimised two-pole switching design reduces switch power losses while allowing equipment manufacturers to build smaller, more efficient combiner boxes and inverter systems.
Designed specifically for renewable energy applications, the OTDC315FV11 combines dependable switching performance, compact dimensions and compliance with international standards, making it a preferred solution for OEM manufacturers and solar power installers.
Typical Applications
- Utility-scale photovoltaic power plants.
- Solar combiner boxes.
- Central and string inverter systems.
- Industrial DC distribution equipment.
- Renewable energy control panels.
- OEM solar power conversion equipment.
