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134U5158 Danfoss VLT HVAC Drive 1.1KW/1.5HP 380-480VAC IP20

MPN: 134U5158

Alt. SKU: FC-102P1K1T4E20H3TGXXXXSXXXXA0B2CXXXXDX

Special Price £742.32 £618.60 Regular Price £1,237.20

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Why Choose the Danfoss 134U5158 VLT® HVAC Drive?

The Danfoss 134U5158 is a compact and efficient variable frequency drive (VFD) from the Danfoss VLT® HVAC Drive FC 102 series, designed for reliable motor control in heating, ventilation, air conditioning and refrigeration systems. It provides precise speed control for three-phase AC motors, helping improve energy efficiency, reduce mechanical stress and optimise HVAC system performance.

As part of the Danfoss VLT® HVAC Drive range, the 134U5158 is developed for pumps, fans and compressors used in modern building services applications. Its integrated HVAC functionality supports accurate control of airflow, pressure, temperature and water circulation, while built-in communication and motor protection options help simplify integration with automation systems.

With a rated output power of 1.1 kW (1.5 HP) and a three-phase 380–480 V AC supply, the Danfoss 134U5158 is ideal for smaller HVAC motor control applications. The IP20 chassis design, graphical local control panel, PROFIBUS DP interface and PTC thermistor card make it a practical choice for panel-mounted installations and like-for-like drive replacements.

Key Advantages

  • Dedicated HVAC variable frequency drive for pumps, fans and compressors.
  • 1.1 kW (1.5 HP) motor power rating for smaller HVAC applications.
  • Three-phase 380–480 V AC input for industrial and commercial systems.
  • Safe Stop functionality supports safer system operation.
  • PROFIBUS DP MCA 101 option enables fieldbus communication with automation systems.
  • MCB-112 PTC thermistor card supports motor thermal protection monitoring.
  • Compact IP20 chassis format suitable for control panel installation.

Key Features

  • Danfoss VLT® HVAC Drive FC 102 series.
  • 1.1 kW rated output power.
  • 1.5 HP motor power rating.
  • Three-phase 380–480 V AC input supply.
  • IP20 / chassis protection rating.
  • RFI Class A1/B (C1) EMC filter.
  • Integrated Safe Stop function.
  • Graphical local control panel for setup and monitoring.
  • PROFIBUS DP MCA 101 communication option.
  • MCB-112 PTC thermistor card fitted.
  • Not coated PCB.
  • Compact A2 frame size for panel-mounted installation.

Technical Specifications

  • Manufacturer: Danfoss
  • Series: VLT® HVAC Drive FC 102
  • Model: 134U5158
  • Type code: FC-102P1K1T4E20H3TGXXXXSXXXXA0B2CXXXXDX
  • Product type: Variable frequency drive
  • Rated output power: 1.1 kW
  • Horsepower rating: 1.5 HP
  • Input voltage: 380–480 V AC
  • Input phases: Three-phase
  • Application: HVAC motor control
  • Protection rating: IP20 / chassis
  • RFI filter: Class A1/B (C1)
  • Brake / safety function: Safe Stop
  • A option: PROFIBUS DP MCA 101
  • B option: MCB-112 PTC thermistor card
  • Local control panel: Graphical LCP
  • PCB coating: Not coated PCB
  • Mains option: No mains option
  • Frame size: A2
  • Dimensions (H × W × D): approx. 268 × 90 × 205 mm
  • Net weight: approx. 4.69 kg
  • EAN: 5710108011918

Efficient Motor Control for HVAC Systems

Variable frequency drives such as the Danfoss 134U5158 regulate motor speed by adjusting output frequency and voltage. This enables HVAC equipment to run according to demand rather than operating at full speed continuously, helping reduce energy consumption and improve overall system control.

The FC 102 series is designed for HVAC engineers and building services applications where reliable operation, simple commissioning and efficient motor control are essential. With PROFIBUS DP communication and thermal protection options, the 134U5158 supports integration into automated HVAC and building management systems.

Typical Applications

  • Air handling units and ventilation systems.
  • Small commercial HVAC plant rooms.
  • Heating and chilled water circulation pumps.
  • Industrial fans and blowers.
  • Cooling and condenser systems.
  • Refrigeration and compressor control systems.
  • Building management and automation systems using PROFIBUS DP.

Frequently Asked Questions

What is the Danfoss 134U5158 used for?

The Danfoss 134U5158 is used to control the speed of three-phase AC motors in HVAC applications such as fans, pumps, compressors and ventilation systems.

What motor power is supported by this drive?

This drive is rated for 1.1 kW (1.5 HP) motor control applications.

What supply voltage does the drive require?

The 134U5158 operates from a three-phase 380–480 V AC supply.

What enclosure rating does this drive have?

The drive has an IP20 / chassis enclosure, making it suitable for installation inside control panels or protected electrical cabinets.

Does the Danfoss 134U5158 include communication options?

Yes, this model includes a PROFIBUS DP MCA 101 option for integration with compatible automation and building management systems.

Trusted by HVAC Engineers Worldwide

Danfoss VLT® HVAC drives are widely used by building services engineers, facilities teams and HVAC contractors to deliver reliable motor control, energy savings and dependable performance in modern heating, ventilation and cooling systems.
More Information
Manufacturer Part Number 134U5158
Barcode 5710108011918
Height 268mm
Width 90mm
Depth 205mm
Filter Filter Included
Input Phases Three Phase
Degree of protection (IP) IP20
KW Rating 1.1kW
Output Phases Three phase
VSD Range Danfoss VLT FC102
Manufacturer Danfoss
Alternative Product SKU FC-102P1K1T4E20H3TGXXXXSXXXXA0B2CXXXXDX
Write Your Own Review
You're reviewing:134U5158 Danfoss VLT HVAC Drive 1.1KW/1.5HP 380-480VAC IP20

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.