Danfoss 134U0187 VLT HVAC Drive FC-102, a 3.0 kW three phase AC variable frequency drive with IP55 / Type 12 A5 enclosure, RFI Class A1/B filtering and EtherNet/IP MCA 121 for HVAC motor control applications.
The Danfoss 134U0187 is a reliable VLT® HVAC Drive FC-102 variable frequency drive (VFD) designed for efficient motor speed control in heating, ventilation and air conditioning systems. Built for HVAC applications, this drive helps optimise fan, pump and compressor performance while reducing energy consumption and mechanical wear.
As part of the trusted Danfoss VLT® HVAC Drive FC-102 series, the 134U0187 provides HVAC-focused functionality, dependable motor control and straightforward commissioning. Its advanced drive platform is suitable for commercial buildings, industrial plant rooms and building services installations requiring efficient and repeatable operation.
With a rated output power of 3.0 kW / 4.0 HP and a three-phase 380–480 V AC supply, the Danfoss 134U0187 is ideal for HVAC motors used in ventilation, pumping and air handling systems. The IP55 / Type 12 A5 frame enclosure provides enhanced protection for installations where a higher environmental rating is required.
Key Advantages
Dedicated variable frequency drive for HVAC applications.
3.0 kW / 4.0 HP motor power rating for fan, pump and compressor systems.
Three-phase 380–480 V AC input for commercial and industrial supplies.
IP55 / Type 12 enclosure for improved environmental protection.
RFI Class A1/B (C1) filtering for EMC compliance.
EtherNet/IP MCA 121 communication option for automation integration.
Graphical local control panel for simple setup, monitoring and commissioning.
Key Features
Danfoss VLT® HVAC Drive FC-102 series.
3.0 kW / 4.0 HP rated output power.
6.3 A nominal output current.
Three-phase 380–480 V AC input supply.
IP55 / Type 12 A5 frame enclosure.
RFI Class A1/B (C1) EMC filtering.
No brake chopper fitted.
EtherNet/IP MCA 121 A option fitted.
Graphical local control panel included.
Not coated PCB configuration.
Efficient Motor Control for HVAC Systems
Variable frequency drives such as the Danfoss VLT® HVAC Drive FC-102 regulate motor speed by adjusting output frequency and voltage. This enables HVAC equipment to operate according to actual demand, improving energy efficiency while reducing wear on motors, fans, pumps and connected mechanical components.
The FC-102 range is developed for HVAC engineers, building services contractors and facilities teams requiring stable and dependable motor control. Its HVAC-focused design supports comfortable building operation, reduced running costs and long-term reliability in demanding commercial and industrial environments.
Typical Applications
HVAC fan speed control.
Air handling units and ventilation systems.
Heating and cooling circulation pumps.
Refrigeration and condenser systems.
Commercial building services.
Industrial HVAC installations.
Booster pump and pressure control systems.
Building management and automation systems.
Technical Specifications
Power
3 kW
Voltage
480 V
Phase
Three Phase
IP Rating
IP55
Series
VLT® HVAC Drive FC-102
Model code
FC-102P3K0T4E55H1XGXXXXSXXXXANBXCXXXXDX
Product type
AC variable frequency drive
Rated output power
3.0 kW / 4.0 HP
Rated output current
6.3 A
Input voltage
380–480 V AC
Input phases
Three phase
Frequency
50 / 60 Hz
Protection rating
IP55 / Type 12
Frame size
A5
EMC / RFI filter
RFI Class A1/B (C1)
Brake chopper
No brake chopper
A option
EtherNet/IP MCA 121
B option
No B option
Control panel
Graphical local control panel
PCB coating
Not coated PCB
Mains option
No mains option
Dimensions (H × W × D)
approx. 420 × 242 × 200 mm
Weight
approx. 11.34 kg
EAN
5710107961924
EMC Filter
Commercial
Frequently Asked Questions
What is the Danfoss 134U0187 used for?
The Danfoss 134U0187 is used to control AC motor speed in HVAC applications such as fans, pumps, air handling units, ventilation systems and refrigeration equipment.
What motor power does this drive support?
This model is rated for approximately 3.0 kW / 4.0 HP motors.
What supply voltage does the Danfoss 134U0187 require?
The drive operates from a three-phase 380–480 V AC supply.
What enclosure rating does this drive have?
The Danfoss 134U0187 has an IP55 / Type 12 enclosure rating in an A5 frame.
Does the Danfoss 134U0187 include Ethernet communication?
Yes, this configuration includes an EtherNet/IP MCA 121 communication option for integration with automation and building management systems.
Trusted by HVAC Engineers Worldwide
Danfoss VLT® HVAC Drives are widely used by building services engineers, system integrators and facilities teams to deliver efficient, reliable and precise motor control for HVAC equipment in commercial and industrial installations.
Power
3 kW
Voltage
480 V
Phase
Three Phase
IP Rating
IP55
Series
VLT® HVAC Drive FC-102
Model code
FC-102P3K0T4E55H1XGXXXXSXXXXANBXCXXXXDX
Product type
AC variable frequency drive
Rated output power
3.0 kW / 4.0 HP
Rated output current
6.3 A
Input voltage
380–480 V AC
Input phases
Three phase
Frequency
50 / 60 Hz
Protection rating
IP55 / Type 12
Frame size
A5
EMC / RFI filter
RFI Class A1/B (C1)
Brake chopper
No brake chopper
A option
EtherNet/IP MCA 121
B option
No B option
Control panel
Graphical local control panel
PCB coating
Not coated PCB
Mains option
No mains option
Dimensions (H × W × D)
approx. 420 × 242 × 200 mm
Weight
approx. 11.34 kg
EAN
5710107961924
EMC Filter
Commercial
No documents available for this product.
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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...