Danfoss 134U5157 VLT HVAC Drive FC 102, a 7.5 kW three-phase variable frequency drive with Safe Stop, PROFIBUS DP and PTC thermistor card for HVAC motor control, pumps, fans and compressors.
£1,640.00
The Danfoss 134U5157 is a compact and reliable variable frequency drive (VFD) from the Danfoss VLT® HVAC Drive FC 102 series, engineered for efficient motor control in heating, ventilation, air conditioning and refrigeration systems. Designed for HVAC professionals, it delivers accurate speed control for pumps, fans and compressors while helping reduce energy consumption and improve system performance.
As part of the Danfoss VLT® HVAC Drive range, the 134U5157 includes built-in intelligence for optimal process control in modern building services applications. Its integrated safety and communication options make it suitable for installations requiring dependable operation, straightforward commissioning and seamless integration with automation networks.
With a rated output power of 7.5 kW (10 HP) and a three-phase 380–480 V AC supply, the Danfoss 134U5157 is ideal for panel-mounted HVAC motor control applications. The IP20 chassis design, graphical local control panel, PROFIBUS DP interface and PTC thermistor card make it a strong choice for energy-efficient HVAC systems and like-for-like drive replacements.
Variable frequency drives such as the Danfoss 134U5157 regulate motor speed by adjusting output frequency and voltage. This enables HVAC systems to respond accurately to real demand, reducing unnecessary energy use while improving control of airflow, pressure, temperature and water circulation.
The FC 102 series is developed for building services and HVAC applications where reliable operation, energy savings and easy integration are essential. With integrated communication and motor protection options, the 134U5157 supports efficient commissioning and dependable performance in modern automation environments.
| Power | 7.5 kW |
|---|---|
| Voltage | 480 V |
| Phase | Three Phase |
| IP Rating | IP20 |
| Series | VLT® HVAC Drive FC 102 |
| Type code | FC-102P7K5T4E20H3TGXXXXSXXXXA0B2CXXXXDX |
| Product type | Variable frequency drive |
| Rated output power | 7.5 kW |
| Horsepower rating | 10 HP |
| Continuous output current | 14.5 A |
| Intermittent output current | 16 A |
| 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 | A3 |
| Dimensions (H × W × D) | approx. 268 × 130 × 205 mm |
| Depth with option A/B | approx. 220 mm |
| Net weight | approx. 6.76 kg |
| Gross weight | approx. 7.766 kg |
| EAN | 5710108011901 |
| EMC Filter | Commercial |
The Danfoss 134U5157 is used to control the speed of three-phase AC motors in HVAC applications such as fans, pumps, compressors and ventilation systems.
This drive is rated for 7.5 kW (10 HP) motor control applications.
The 134U5157 operates from a three-phase 380–480 V AC supply.
The drive has an IP20 / chassis enclosure, making it suitable for installation inside control panels or protected electrical cabinets.
Yes, this model includes a PROFIBUS DP MCA 101 option for integration with compatible automation and building management systems.
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.
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2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...