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135X4771 Danfoss VLT AQUA Drive FC-202 132 KW / 200 HP, 380 - 480 VAC, IP20
MPN: 135X4771
Alt. SKU: FC-202N132T4E20H2XGC7XXSXXXXA0BYCXXXXDX
Why Choose the Danfoss 135X4771 VLT® Micro Drive?
The Danfoss 135X4771 is a robust VLT® Micro Drive FC 51 variable frequency drive (VFD) designed for efficient and precise control of three-phase AC motors in industrial automation systems. As part of the trusted Danfoss VLT® range, it delivers high reliability, compact installation and optimised motor performance.
The VLT® Micro Drive FC 51 series is engineered for simple installation and fast commissioning, making it ideal for OEMs and engineers requiring dependable and cost-effective motor control. Its compact, book-style design reduces panel space while maintaining full functionality and durability.
With a typical rated motor power of around 22 kW and compatibility with three-phase 380–480 V AC supply, the 135X4771 is suited for heavy-duty industrial applications such as pumps, fans, conveyors and processing systems.
Key Advantages
- Compact variable frequency drive for efficient panel integration.
- Energy-efficient motor control reduces operational costs.
- Three-phase 380–480 V AC input for industrial applications.
- Reliable operation in demanding environments with coated PCBs.
- Quick commissioning with intuitive setup.
- Enhanced motor protection for longer equipment life.
Key Features
- Danfoss VLT® Micro Drive FC 51 series.
- Approx. 22 kW rated output power.
- 45 A nominal output current.
- Three-phase 380–480 V AC input supply.
- Built-in RFI filter for reduced electromagnetic interference.
- Integrated braking capability and motor protection.
- Compact IP20 enclosure for cabinet mounting.
- Flexible I/O with analogue, digital and RS485 communication options.
Technical Specifications
- Manufacturer: Danfoss
- Series: VLT® Micro Drive FC 51
- Model: 135X4771
- Product type: AC variable frequency drive
- Rated output power: approx. 22 kW
- Rated output current: approx. 45 A
- Input voltage: 380–480 V AC
- Input phases: 3-phase
- Frequency: 50 / 60 Hz
- Protection rating: IP20
- Mounting type: Panel / cabinet mounting
- Cooling method: Forced air cooling with heat sink design
- Operating temperature: typically -10 °C to +50 °C
- Control interface: Digital and analogue I/O, RS485 communication
High Capacity Motor Control for Industrial Systems
The Danfoss VLT® Micro Drive controls motor speed by adjusting voltage and frequency, enabling precise operation and improved energy efficiency. This helps reduce mechanical wear, optimise production processes and lower overall energy consumption.
Despite its compact size, the FC 51 series is capable of handling complex applications with guided programming and flexible configuration, making it suitable for a wide range of industrial automation tasks.
Typical Applications
- Pumps and water treatment systems.
- Fans and ventilation systems.
- Conveyors and material handling systems.
- Processing and packaging machinery.
- Industrial automation and manufacturing.
- Heavy-duty OEM machinery.
Frequently Asked Questions
What is the Danfoss 135X4771 used for?
This drive is used to control the speed and torque of three-phase AC motors in heavy-duty industrial applications.
What motor power does this drive support?
It is typically suitable for motors rated around 22 kW.
What supply voltage is required?
The drive operates on a three-phase 380–480 V AC power supply.
Is this drive suitable for panel mounting?
Yes, the IP20 enclosure is designed for installation inside electrical control panels.
Does it support communication interfaces?
Yes, the drive includes digital and analogue I/O as well as RS485 communication for integration with automation systems.
Trusted by Engineers Worldwide
Danfoss VLT® Micro Drives are trusted globally for delivering reliable, high-performance motor control and energy-efficient operation in demanding industrial environments.
| Manufacturer Part Number | 135X4771 |
|---|---|
| Barcode | 5710108410704 |
| Height | 909mm |
| Width | 250mm |
| Depth | 375mm |
| Filter | Filter Included |
| Degree of protection (IP) | IP20 |
| KW Rating | 132kW |
| VSD Range | Danfoss VLT AQUA Drive FC 202 |
| Manufacturer | Danfoss |
| Alternative Product SKU | FC-202N132T4E20H2XGC7XXSXXXXA0BYCXXXXDX |
This unit is designed for water and wastewater applications and has a variety of powerful features, with add-ons which can enhance performance. These drives are suited to new or retrofit projects.
Adding motor control to pumps and blowers used for water and wastewater treatment means it's easier to handle variable workloads. This drive provides between 10% and 30% savings in the first year alone, when compared to traditional drives, as it offers low maintenance costs and energy consumption.
The quick and user-friendly setup of water and pump settings reduces installation time ensuring a fast route to maximum energy efficiency and motor control.
Supply voltages and power range
1 x 200-240 V...1.1-22 kW
1 x 380-480 V...7.5-37 kW
3 x 200-240 V...0.25-45 kW
3 x 380-480 V...0.37 kW – 1 MW
3 x 525-600 V...0.75-90 kW
3 x 525-690 V...45 kW – 1.4 MW
Low harmonic drive
3 x 380-480 V...132-710 kW
12-pulse drive
3 x 380-690...250-1400 kW
Features and benefits
- Assets are protected thanks to specially designed software that prevents, for example, water hammering
- Energy efficiency is maximized as a result of the drives control algorithms and design which focus on reducing heat loss
- High energy savings related to air conditioning are ensured due to the unique back-channel-cooling concept that transfers 90% of heat away from the room
- Electromagnetic interference and harmonic distortion are reduced thanks to the built-in, scalable RFI filter and integrated DC link chokes
- Perfect system integration and adaptation to the application are possible due to freely programmable warnings and alerts
- 3–8% energy savings are achieved as a result of Automatic Energy Optimization
Applications
Centrifugal pumps and blowers, positive displacement blowers.
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For further information on this product please get in touch with our team or visit the Danfoss website.