Danfoss 131N0185 VLT HVAC Drive FC-101 4.0kW Three Phase 380 - 480 VAC IP54

Why Choose the Danfoss 131N0185 VLT® HVAC Basic Drive?

The Danfoss 131N0185 is a high-performance AC variable frequency drive (VFD) from the VLT® HVAC Basic Drive FC 101 series, designed for efficient and reliable motor control in heating, ventilation and air conditioning systems. It delivers precise speed regulation, reduced energy consumption and dependable performance in demanding HVAC environments.

Engineered for OEMs and system integrators, the FC 101 range provides essential HVAC functionality with a compact and durable design. It includes integrated EMC filtering, simple commissioning and an intuitive interface, helping reduce installation complexity while maintaining high operational reliability.

With a rated output power of 4.0 kW and a three-phase 380–480 V AC supply, the Danfoss 131N0185 is ideal for medium-duty HVAC systems including fans, pumps and compressors. Its IP54 enclosure allows installation in more exposed or industrial environments beyond standard panel-mounted drives.

Key Advantages

• Optimised for HVAC and building services applications.
• 4.0 kW motor power rating for medium-duty systems.
• Three-phase 380–480 V AC input for industrial compatibility.
• IP54 enclosure for flexible installation environments.
• Energy-efficient operation reduces running costs.
• Reliable performance with minimal maintenance.

Key Features

• Danfoss VLT® HVAC Basic Drive FC 101 series.
• 4.0 kW rated output power (5 HP).
• Approx. 9 A nominal output current.
• Three-phase input and output configuration.
• IP54 enclosure (not Type 12).
• RFI filter Class A2 (C3) for EMC compliance.
• Alpha-numeric local control panel (LCP) included.
• No brake chopper for simplified HVAC systems.
• Not coated PCB (standard configuration).

Technical Specifications

• Manufacturer: Danfoss
• Series: VLT® HVAC Basic Drive FC 101
• Model: 131N0185
• Product type: AC variable frequency drive
• Rated output power: 4.0 kW (5 HP)
• Rated output current: approx. 9 A
• Input voltage: 380–480 V AC
• Input phases: 3-phase
• Output: 3-phase motor control
• Output frequency: 0–400 Hz
• Protection rating: IP54
• RFI filter: Class A2 (C3)
• Brake chopper: Not included
• Frame size: I2
• Dimensions (W × H × D): approx. 115 × 332 × 225 mm
• Weight: approx. 5.8 kg

Efficient HVAC Motor Control

The Danfoss VLT® HVAC Basic Drive regulates motor speed by adjusting output voltage and frequency, enabling efficient control of airflow and fluid systems. This reduces energy consumption, minimises mechanical wear and improves overall system efficiency.

The FC 101 series is specifically optimised for fans, pumps and compressors, offering built-in functionality such as PID control, communication protocols and energy optimisation features to reduce total cost of ownership.

Typical Applications

• HVAC fans and ventilation systems.
• Heating and cooling pumps.
• Air handling units (AHUs).
• Compressor systems.
• Building management systems.
• Industrial HVAC installations.

Trusted in HVAC Applications

Danfoss VLT® HVAC Basic Drives are trusted worldwide for delivering reliable, energy-efficient motor control in heating, ventilation and air conditioning systems.