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131G7235 Danfoss VLT HVAC Drive 37KW/50HP 380-480VAC IP55

MPN: 131G7235

Alt. SKU: FC-102P37KT4P55H3TGXXXXSXXXXAXBXCXXXXDX

Special Price £3,718.80 £3,099.00 Regular Price £6,198.00

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Why Choose the Danfoss 131G7235 VLT HVAC Drive?

The Danfoss 131G7235 is a high-performance variable speed drive (VSD) from the renowned Danfoss VLT® HVAC Drive FC 102 series, engineered specifically for heating, ventilation and air conditioning applications. Designed to optimise motor control, improve energy efficiency and reduce operating costs, this drive provides reliable performance for pumps, fans, compressors and HVAC systems.

Built with advanced control algorithms and dedicated HVAC functionality, the FC 102 series delivers precise motor speed regulation while helping to minimise energy consumption. The drive includes integrated safety features, user-friendly commissioning tools and robust communication capabilities, making it ideal for building services engineers, system integrators and facility managers.

With a rated output power of 37 kW (50 HP) and a three-phase 380-480 V AC supply, the Danfoss 131G7235 is suitable for demanding HVAC applications requiring dependable motor control and long-term operational reliability. Its IP55 enclosure rating allows installation in challenging environments while reducing the need for additional protective enclosures.

Key Advantages

  • Purpose-built HVAC variable speed drive for building automation systems.
  • 37 kW / 50 HP power rating for demanding motor applications.
  • Three-phase 380-480 V AC input suitable for industrial and commercial installations.
  • IP55 enclosure provides excellent environmental protection.
  • Integrated Safe Torque Off (STO) functionality for enhanced safety.
  • Optimised for pumps, fans, compressors and air handling equipment.
  • Reduces energy consumption and operational costs.

Key Features

  • Danfoss VLT® HVAC Drive FC 102 series.
  • 37 kW (50 HP) rated output power.
  • 380-480 V AC three-phase input supply.
  • IP55 / Type 12 enclosure protection.
  • Integrated Safe Torque Off (STO) safety function.
  • Graphical local control panel for simple commissioning.
  • RFI Class A1/B (C1) filter configuration.
  • Dedicated HVAC control functions and energy optimisation features.
  • Suitable for pumps, fans, compressors and ventilation systems.

Technical Specifications

  • Manufacturer: Danfoss
  • Series: VLT® HVAC Drive FC 102
  • Part Number: 131G7235
  • Model Code: FC-102P37KT4P55H3TGXXXXSXXXXAXBXCXXXXDX
  • Product type: Variable speed drive (frequency converter)
  • Rated output power: 37 kW (50 HP)
  • Input voltage: 380-480 V AC
  • Input phases: Three-phase
  • Frequency: 50 / 60 Hz
  • Protection rating: IP55 / Type 12
  • RFI filter: Class A1/B (C1)
  • Safety function: Safe Torque Off (STO)
  • Control panel: Graphical Local Control Panel
  • Application: HVAC motor control
  • Mounting type: Wall or cabinet installation
  • Approximate dimensions (H × W × D): 680 × 308 × 310 mm
  • Weight: Approx. 43 kg

Optimised Control for HVAC Applications

The Danfoss FC 102 HVAC Drive is specifically engineered for modern building management systems. By precisely regulating motor speed, it helps reduce energy consumption, improve occupant comfort and extend the operational life of pumps, fans and compressors.

Advanced HVAC-specific functionality enables efficient control of ventilation systems, chilled water pumps, cooling towers and air handling units. The drive's integrated intelligence simplifies commissioning and provides long-term operational efficiency in commercial and industrial buildings.

Typical Applications

  • HVAC systems and building automation.
  • Air handling units (AHUs).
  • Ventilation and extraction fans.
  • Chilled water and heating pumps.
  • Cooling towers.
  • Compressors and refrigeration systems.
  • Commercial and industrial facilities management.

Frequently Asked Questions

What is the Danfoss 131G7235 used for?

The Danfoss 131G7235 is a variable speed drive designed primarily for HVAC applications including pumps, fans, compressors and ventilation systems.

What motor size can this drive control?

This drive is rated for motors up to 37 kW (50 HP).

What supply voltage is required?

The drive operates from a three-phase 380-480 V AC power supply.

Does the drive include safety functions?

Yes, the drive includes an integrated Safe Torque Off (STO) function for enhanced machinery and personnel safety.

What does the IP55 rating mean?

The IP55 enclosure provides protection against dust ingress and water jets, making the drive suitable for demanding commercial and industrial environments.

Trusted for Building Services and HVAC Control

Danfoss VLT® HVAC Drives are trusted worldwide by building services engineers, facility managers and system integrators for delivering reliable motor control, energy savings and long-term operational performance.
More Information
Manufacturer Part Number 131G7235
Barcode 5702427679429
Height 680mm
Width 308mm
Depth 310mm
Filter Filter Included
Input Phases Three Phase
Degree of protection (IP) IP55
KW Rating 37kW
Output Phases Three phase
VSD Range Danfoss VLT FC102
Manufacturer Danfoss
Alternative Product SKU FC-102P37KT4P55H3TGXXXXSXXXXAXBXCXXXXDX
Write Your Own Review
You're reviewing:131G7235 Danfoss VLT HVAC Drive 37KW/50HP 380-480VAC IP55

The VLT HVAC drive has built-in intelligence to give optimal process control to heating, ventilation and air conditioning (HVAC). It is simple to use and extremely cost-efficient, featuring a number of functions that are ideal for use with pumps, fans and compressors to save energy, meet environmental regulations and reduce costs in modern buildings.

The VLT HVAC drive has a compact, robust design and is ideally suited to locations where space is restricted. A selection of safety features, such as Safe Torque Off and Safe Maximum Speed, protect both applications and their operators.

Enclosures can be purchased separately, up to IP66, and an additional option available upon purchase is a unique coating to provide added protection for the circuit boards. Integrated DC chokes and RFI filters safeguard installations by minimizing harmonic distortion and electromagnetic.

Supply voltages and power range

3 x 200-240 V...1.1-45 kW

3 x 380-480 V...1.1 kW – 1 MW

3 x 525-600 V...1.1-90 kW

3 x 525-690 V...45 kW – 1.4 MW

Low harmonic drive

3 x 380-480 V...132-710 kW

12-pulse drive

3 x 380-480 V...250-200kW

Features and benefits

  • There’s no need for external cooling or oversizing as the maximum ambient temperature is 50°C without derating
  • PLC capacity is often unnecessary thanks to the Smart Logic Controller 
  • A low initial investment and easy upgrades are possible thanks to the modular concept with a wide range of options
  • The need for external control and conversion equipment is avoided due to integrated pump, fan and compressor functionality
  • 5–15% energy is saved as a result of the Automatic Energy Optimization function
  • Less gateway solutions are needed thanks to a wide range of HVAC protocols for building management system controller connectivity

 

Applications

Pumps, fans, compressors.

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For further information on this product please get in touch with our team or visit the Danfoss website.