Why Choose the Danfoss 131L2391 VLT AQUA Drive?
The Danfoss 131L2391 is a compact and highly reliable VLT AQUA Drive FC 202 variable frequency drive (VFD), specifically engineered for water and wastewater applications. As part of the advanced Danfoss VLT AQUA Drive series, it delivers efficient motor control, reduced energy consumption and long-term operational reliability in demanding environments.
Designed for pump and fluid handling systems, this drive integrates intelligent control features that optimise performance, reduce lifecycle costs and improve system uptime. Its enclosed design makes it suitable for installations where environmental protection is required.
With a rated output power of 1.5 kW and operation on a three-phase 380–480 V AC supply, the 131L2391 is ideal for small pump systems, HVAC water circulation and light industrial fluid handling applications.
Key Advantages
- Purpose-built variable frequency drive for water and wastewater systems.
- 1.5 kW motor power rating for compact pump applications.
- Three-phase 380–480 V AC input for industrial compatibility.
- IP55 / Type 12 enclosure for improved environmental protection.
- Energy-efficient operation reduces running costs.
- Optimised for long-term reliability in continuous-duty environments.
Key Features
- Danfoss VLT AQUA Drive FC 202 series.
- 1.5 kW rated output power.
- Three-phase 380–480 V AC input supply.
- IP55 / Type 12 enclosure for protected installations.
- RFI Class A1/B (C1) filter for EMC compliance.
- Graphical local control panel for easy configuration.
- Integrated pump control and protection functions.
- No brake chopper configuration for standard applications.
Efficient Control for Water and Pump Systems
The VLT AQUA Drive FC 202 regulates motor speed by adjusting voltage and frequency, enabling precise flow and pressure control. This improves system efficiency, reduces energy consumption and minimises mechanical wear on pumps and associated equipment.
Its application-specific design ensures stable operation in water systems, helping prevent issues such as cavitation, dry running and pressure instability in critical infrastructure applications.
Typical Applications
- Small water and wastewater pump systems.
- HVAC water circulation and booster pumps.
- Light industrial fluid handling.
- Irrigation and agricultural pumping.
- Compact OEM pump control systems.
- Utility and building services applications.
