Why Choose the Danfoss 131F7840 VLT Micro Drive?
The Danfoss 131F7840 is a high-capacity VLT Micro Drive FC 51 designed for efficient and reliable control of three-phase AC motors in demanding industrial environments. As part of the proven Danfoss VLT platform, this variable frequency drive (VFD) delivers precise speed regulation, improved energy efficiency and dependable long-term performance.
Engineered for simplicity and flexibility, the FC 51 series offers intuitive commissioning, compact dimensions and robust protection features. Its book-style design allows side-by-side installation, reducing panel space while maintaining full functionality for industrial automation systems.
With a rated output power of 22 kW and a three-phase 380–480 V AC supply, the 131F7840 is ideal for heavy-duty applications such as pumps, fans, conveyors and industrial process equipment requiring stable and efficient motor control.
Key Advantages
- Compact variable frequency drive for high-power motor control.
- 22 kW motor power rating for demanding industrial applications.
- Three-phase 380–480 V AC input compatible with industrial systems.
- Integrated protection features enhance reliability and uptime.
- Quick commissioning with guided parameter setup.
- Energy-efficient operation reduces running costs.
Key Features
- Danfoss VLT Micro Drive FC 51 series.
- 22 kW rated output power.
- Approx. 43–45 A nominal output current.
- Three-phase 380–480 V AC input supply.
- Integrated brake chopper for controlled deceleration.
- Built-in RFI filter and DC link design for stable operation.
- Automatic Motor Tuning (AMT) and energy optimisation.
- Coated PCBs for reliable operation in harsh environments.
Efficient Motor Control with Danfoss VLT Technology
The Danfoss VLT Micro Drive regulates motor speed by adjusting output voltage and frequency, enabling smooth acceleration, reduced mechanical stress and improved energy efficiency. This ensures optimal process control and extended equipment lifespan.
Its compact and durable construction, combined with integrated protection against overload and electrical disturbances, ensures reliable operation in demanding industrial environments.
Typical Applications
- High-capacity pumps and water systems.
- Industrial fans and HVAC systems.
- Conveyors and material handling equipment.
- Processing and packaging machinery.
- OEM automation systems and machine building.
- General-purpose high-power motor control.
