134U3550 Danfoss VLT AQUA Drive FC 200 15 KW / 20 HP, 380 - 480 VAC, IP55

Why Choose the Danfoss 134U3550 VLT® AQUA Drive FC 202?

The Danfoss 134U3550 is a reliable and efficient AC variable frequency drive (VFD) from the Danfoss VLT® AQUA Drive FC 202 series, designed for precise motor control in water, wastewater and industrial fluid handling applications. Built for pump and fan systems, this drive helps optimise performance, reduce energy consumption and support dependable process operation.

The VLT AQUA Drive FC 202 range is purpose-built for AC-motor-driven water and wastewater systems, offering intelligent pump control, advanced protection features and flexible installation options. Its dedicated water application functionality helps reduce mechanical stress, minimise water hammer and improve overall system efficiency.

With a rated output power of 15 kW and a three-phase 380–480 V AC supply, the Danfoss 134U3550 is suitable for pumps, fans, blowers and process motors. The IP55 / Type 12 backplate-mounted enclosure provides enhanced protection for installations where greater ingress protection and robust construction are required.

Key Advantages

• Dedicated variable frequency drive for water and wastewater applications.
• 15 kW / 20 HP motor power rating for pump and fan control.
• Three-phase 380–480 V AC input compatible with industrial electrical supplies.
• IP55 / Type 12 enclosure for protected installation environments.
• RFI Class A1/B (C1) filter for improved EMC performance.
• Mains disconnect included for practical isolation and maintenance.
• MCB 109 I/O with RTC back-up option for expanded control functionality.

Key Features

• Danfoss VLT® AQUA Drive FC 202 series.
• 15 kW rated output power.
• 20 HP motor rating.
• Three-phase 380–480 V AC input supply.
• IP55 / Type 12 B1 frame enclosure.
• RFI Class A1/B (C1) filtering.
• No brake chopper configuration.
• Graphical local control panel included.
• Not coated PCB configuration.
• Mains disconnect included.
• MCB 109 I/O with real-time clock back-up.

Technical Specifications

• Manufacturer: Danfoss
• Series: VLT® AQUA Drive FC 202
• Model: 134U3550
• Alternative model code: FC-202P15KT4P55H3XGX1XXSXXXXAXB0CXXXXDX
• Product type: AC variable frequency drive
• Rated output power: 15 kW
• Horsepower: 20 HP
• Input voltage: 380–480 V AC
• Input phases: 3-phase
• Frequency: 50 / 60 Hz
• Protection rating: IP55 / Type 12
• Mounting type: Backplate / wall mounting
• 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
• Option card: MCB 109 I/O with RTC back-up
• Frame size: B1

Efficient Motor Control for Water Systems

Variable frequency drives such as the Danfoss VLT® AQUA Drive FC 202 regulate motor speed by adjusting output frequency and voltage. This allows pumps, fans and process motors to operate according to real system demand, reducing wasted energy while improving flow, pressure and process stability.

The Danfoss 134U3550 is particularly suited to water and wastewater systems where dependable motor control, protected installation and practical maintenance access are essential. Its IP55 enclosure, RFI filtering, mains disconnect and MCB 109 I/O option make it a strong choice for modern fluid handling and industrial automation applications.

Typical Applications

• Water treatment systems.
• Wastewater processing facilities.
• Booster pump stations.
• Industrial pumping systems.
• Irrigation and water distribution networks.
• Fans, blowers and ventilation equipment.
• Fluid handling and process automation systems.

Trusted by Water Industry Professionals Worldwide

Danfoss VLT® AQUA Drive FC 202 variable frequency drives are widely trusted by engineers and operators for efficient pump control, reliable performance and integration into water, wastewater and industrial automation systems.