131B8578 Danfoss VLT FC-102 HVAC Drive 1.1 KW / 1.5 HP, 380 - 480 VAC, IP20

Why Choose the Danfoss 131B8578 VLT® HVAC Drive FC-102?

The Danfoss 131B8578 is a compact and efficient AC variable speed drive (VSD) designed for accurate motor control in heating, ventilation and air conditioning applications. As part of the proven Danfoss VLT® HVAC Drive FC-102 series, it is developed to optimise the performance of fans, pumps, compressors and refrigeration equipment in commercial and industrial environments.

This drive provides precise frequency control while helping reduce energy consumption, improve system stability and minimise wear on motors and mechanical equipment. The FC-102 range includes HVAC-focused functionality, flexible configuration options and a graphical local control panel for straightforward commissioning, monitoring and everyday operation.

With a rated output power of 1.1 kW (1.5 HP) and a three-phase 380–480 V AC supply, the Danfoss 131B8578 is ideal for smaller HVAC motors requiring dependable speed regulation. Its IP20 / chassis enclosure is suitable for protected installations within electrical panels, cabinets and controlled indoor environments.

Key Advantages

• Dedicated variable speed drive for HVAC applications.
• 1.1 kW / 1.5 HP motor power rating for compact pumps, fans and ventilation systems.
• Three-phase 380–480 V AC input for commercial and industrial installations.
• IP20 / chassis enclosure for protected panel or cabinet mounting.
• PROFIBUS DP MCA 101 communication option for automation integration.
• Graphical local control panel for setup, monitoring and operation.

Key Features

• Danfoss VLT® HVAC Drive FC-102 series.
• 1.1 kW / 1.5 HP rated output power.
• 3.0 A current rating.
• Three-phase 380–480 V AC input supply.
• IP20 / chassis enclosure rating.
• H1 RFI Class A1/B (C1) filter.
• PROFIBUS DP MCA 101 A option.
• Frame size A2 construction.

Technical Specifications

• Manufacturer: Danfoss
• Series: VLT® HVAC Drive FC-102
• Model: FC-102P1K1T4E20H1XGXXXXSXXXXA0BXCXXXXDX
• SKU: 131B8578
• Product type: Variable speed drive / frequency converter
• Rated output power: 1.1 kW / 1.5 HP
• Input voltage: 380–480 V AC
• Input phases: 3-phase
• Current rating: 3.0 A
• Protection rating: IP20 / Chassis
• RFI filter: H1, RFI Class A1/B (C1)
• Brake chopper: No brake chopper
• Control panel: Graphical local control panel
• PCB coating: Not coated PCB
• Mains option: No mains option
• Communication option: PROFIBUS DP MCA 101
• Frame size: A2
• Net weight: approx. 5.2 kg

Efficient Motor Control for HVAC Systems

Variable speed drives such as the Danfoss FC-102 control motor speed by adjusting output voltage and frequency. This enables HVAC equipment to operate according to actual demand, helping reduce wasted energy while improving comfort control and system reliability.

The FC-102 series is designed specifically for HVAC duty, with application-focused functions for fans, pumps, compressors and refrigeration equipment. Its compact A2 frame, integrated filtering and PROFIBUS communication option make the 131B8578 suitable for contractors, building services engineers and facility managers seeking efficient automation-ready motor control.

Typical Applications

• Air handling units and ventilation systems.
• Small HVAC pumps and circulating systems.
• Fan speed control in commercial buildings.
• Cooling and refrigeration equipment.
• Panel-mounted motor control systems.
• Building automation and HVAC control networks.

Trusted by HVAC Engineers Worldwide

Danfoss VLT® HVAC Drives are widely used by building services engineers, facility managers and industrial contractors to deliver efficient motor control, dependable operation and reduced energy consumption across HVAC installations.