131N9828 Danfoss VLT FC-102 HVAC Drive 4.0 KW / 5.5 HP, 380 - 480 VAC, IP55

Why Choose the Danfoss 131N9828 VLT® HVAC Drive FC-102?

The Danfoss 131N9828 is a high-performance HVAC variable speed drive (VSD) engineered for precise speed control of three-phase AC motors used in heating, ventilation, air conditioning and refrigeration systems. As part of the trusted Danfoss VLT® HVAC Drive FC-102 series, it is specifically designed to optimise energy efficiency, improve system reliability and support modern building automation requirements.

Developed for HVAC professionals and building services engineers, the FC-102 platform delivers intelligent motor control capabilities that help reduce energy consumption while maintaining accurate control of pumps, fans and compressors. Integrated HVAC-specific functions simplify commissioning and operation, making the drive ideal for both new installations and retrofit projects.

With a rated output power of 4.0 kW and a three-phase 380-480 V AC supply, the Danfoss 131N9828 is suitable for a wide range of commercial and industrial HVAC applications. Its IP55 / Type 12 enclosure, integrated RFI filtering and mains disconnect provide dependable performance in demanding environments.

Key Advantages

• Dedicated HVAC variable speed drive designed for building services applications.
• 4.0 kW output power suitable for pumps, fans and compressors.
• Three-phase 380-480 V AC input for commercial and industrial installations.
• IP55 / Type 12 enclosure for enhanced environmental protection.
• Integrated RFI Class A1/B (C1) filter for improved EMC performance.
• Built-in mains disconnect for convenient isolation and maintenance.

Key Features

• Danfoss VLT® HVAC Drive FC-102 series.
• 4.0 kW / 5.0 HP rated output power.
• 8.2 A continuous output current.
• Three-phase 380-480 V AC input supply.
• IP55 / Type 12 A4 frame enclosure.
• Integrated RFI Class A1/B (C1) filtering.
• Graphical local control panel included.
• Mains disconnect fitted as standard.
• Metric thread cable entry adaptation.
• Latest standard software release installed.

Technical Specifications

• Manufacturer: Danfoss
• Series: VLT® HVAC Drive FC-102
• Model: FC-102P4K0T4Z55H3XGX1OXSXXXXAXBXCXXXXDX
• SKU: 131N9828
• Product type: Variable speed drive / frequency converter
• Rated output power: 4.0 kW / 5.0 HP
• Continuous current: 8.2 A
• Intermittent current: 9.02 A
• Input voltage: 380-480 V AC
• Input phases: Three phase
• Frequency: 50 / 60 Hz
• Protection rating: IP55 / Type 12
• Frame size: A4
• RFI filter: Class A1/B (C1)
• Brake chopper: No brake chopper
• Control panel: Graphical local control panel
• PCB coating: Not coated PCB
• Mains option: Mains disconnect
• Dimensions (H × W × D): approx. 391 × 200 × 177 mm
• Net weight: approx. 8.16 kg
• EAN: 5702427908512

Optimised Motor Control for HVAC Systems

The Danfoss VLT® HVAC Drive FC-102 controls motor speed by adjusting output voltage and frequency to match actual system demand. This helps reduce energy consumption, improve process efficiency and minimise wear on mechanical equipment, contributing to lower operating costs and extended equipment life.

Designed specifically for HVAC environments, the FC-102 incorporates application-focused functionality that supports reliable operation of fans, pumps, chillers and compressors. Its robust design and advanced control features make it a trusted solution for commercial buildings, industrial facilities and energy optimisation projects.

Typical Applications

• Air handling units and ventilation systems.
• HVAC supply and extract fans.
• Heating and cooling circulation pumps.
• Chillers and refrigeration equipment.
• Commercial building automation systems.
• Industrial HVAC installations.
• Energy efficiency and retrofit projects.

Trusted by HVAC Engineers Worldwide

Danfoss VLT® HVAC Drive FC-102 frequency converters are widely used by HVAC engineers, building services contractors and automation specialists to deliver reliable motor control, improved energy efficiency and dependable long-term operation.