Danfoss 134F4254 VLT HVAC Drive FC-102 variable speed drive rated at 200 kW / 300 HP, featuring IP54 enclosure, RFI Class A2 filter, coated PCB construction and graphical local control panel for demanding HVAC applications.
The Danfoss 134F4254 is a high-performance VLT® HVAC Drive FC-102 variable speed drive designed specifically for heating, ventilation, air conditioning and refrigeration applications. Engineered for reliable motor control and maximum energy efficiency, this drive helps optimise HVAC system performance while reducing operating costs and mechanical wear on connected equipment.
As part of the advanced Danfoss FC-102 HVAC Drive series, the 134F4254 incorporates dedicated HVAC functionality, robust protection and flexible integration capabilities. The drive is ideal for building services engineers, HVAC contractors and facility managers requiring dependable control of large pumps, fans and air handling systems.
With a rated output power of 200 kW / 300 HP and a three-phase 380-480 V AC supply, the Danfoss 134F4254 is designed for demanding commercial and industrial HVAC installations. Its IP54 / Type 12 enclosure, coated PCB construction and integrated RFI filter provide reliable operation in challenging environments.
Key Advantages
Purpose-built HVAC variable speed drive for large pumps, fans and compressors.
200 kW / 300 HP power rating for demanding HVAC applications.
Three-phase 380-480 V AC input suitable for industrial power systems.
IP54 / Type 12 enclosure for enhanced environmental protection.
Integrated RFI Class A2 (C3) filter for EMC compliance.
Coated PCB for improved durability and reliability.
Graphical Local Control Panel for setup and monitoring.
Coated PCB construction.
No A option and no B option configuration.
No mains option and latest release standard software.
Frame size D2H.
Efficient Motor Control for Large HVAC Systems
The Danfoss FC-102 HVAC Drive continuously adjusts motor speed to match system demand, reducing energy consumption while improving process control and equipment reliability. This helps minimise wear on motors, bearings, fans and pumps while lowering maintenance costs.
The 134F4254 configuration is particularly suited to large commercial and industrial HVAC installations where high power output, EMC compliance and long-term reliability are essential. Its dedicated HVAC features and advanced control platform support efficient building operation and automation integration.
Typical Applications
Large HVAC fan control systems.
Industrial ventilation equipment.
Air handling units.
Building services pumps.
Chiller and cooling systems.
Refrigeration and compressor applications.
Cooling tower installations.
Energy-efficient building management systems.
Technical Specifications
Power
200 kW
Voltage
480 V
Phase
Three Phase
IP Rating
IP54
Series
VLT® HVAC Drive FC-102
Part Number
134F4254
Product type
Variable speed drive / frequency converter
Rated output power
200 kW / 300 HP
Continuous output current
395 A
Intermittent output current
435 A
Input voltage
380-480 V AC
Input phases
Three phase
Output phases
Three phase
Protection rating
IP54 / Type 12
Frame size
D2H
RFI filter
Class A2 (C3)
Brake chopper
No brake chopper
Local control panel
Graphical LCP
A option
No A option
B option
No B option
C1 option
No C1 option
D option
No D option
PCB coating
Coated PCB
Mains option
No mains option
Dimensions (H × W × D)
approx. 1060 × 420 × 378 mm
Net weight
approx. 107 kg
EAN
5710107441068
EMC Filter
Industrial
Frequently Asked Questions
What is the Danfoss 134F4254 used for?
The Danfoss 134F4254 is designed to control large AC motors used in HVAC applications including pumps, fans, ventilation systems and refrigeration equipment.
What motor power is supported by this drive?
The drive is rated for 200 kW / 300 HP motor control applications.
What supply voltage does the drive require?
The 134F4254 operates from a three-phase 380-480 V AC supply.
Does the Danfoss 134F4254 include a brake chopper?
No, this configuration is supplied with no brake chopper.
What enclosure rating does this drive have?
The drive features an IP54 / Type 12 enclosure, making it suitable for protected commercial and industrial HVAC environments.
Trusted by HVAC Engineers Worldwide
Danfoss VLT® HVAC drives are widely used throughout commercial and industrial facilities to deliver reliable motor control, energy-efficient operation and long service life in demanding HVAC applications.
Power
200 kW
Voltage
480 V
Phase
Three Phase
IP Rating
IP54
Series
VLT® HVAC Drive FC-102
Part Number
134F4254
Product type
Variable speed drive / frequency converter
Rated output power
200 kW / 300 HP
Continuous output current
395 A
Intermittent output current
435 A
Input voltage
380-480 V AC
Input phases
Three phase
Output phases
Three phase
Protection rating
IP54 / Type 12
Frame size
D2H
RFI filter
Class A2 (C3)
Brake chopper
No brake chopper
Local control panel
Graphical LCP
A option
No A option
B option
No B option
C1 option
No C1 option
D option
No D option
PCB coating
Coated PCB
Mains option
No mains option
Dimensions (H × W × D)
approx. 1060 × 420 × 378 mm
Net weight
approx. 107 kg
EAN
5710107441068
EMC Filter
Industrial
No documents available for this product.
Delivery
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Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
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...
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...