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131B4808 Danfoss VLT Automation Drive FC 300 15 KW / 20 HP, 380 - 500 VAC, IP21
MPN: 131B4808
Alt. SKU: FC-302P15KT5E21H1XGXXXXSXXXXAXBXCXXXXD0
Why Choose the Danfoss 131B4808 VLT® Micro Drive FC 51?
The Danfoss 131B4808 is a powerful and reliable AC variable frequency drive (VFD) from the trusted Danfoss VLT® Micro Drive FC 51 series, designed to provide efficient and precise motor control for industrial automation and machinery applications. Engineered for dependable long-term operation and simple commissioning, this compact drive helps improve process efficiency while reducing energy consumption and mechanical stress on motors and equipment.
The VLT® Micro Drive FC 51 range is widely used by OEM machine builders, industrial automation engineers and panel builders thanks to its compact footprint, integrated EMC filtering and user-friendly programming interface. Built-in motor protection features and robust construction ensure reliable operation even in demanding industrial environments.
With a rated output power of 22 kW and a three-phase 380–480 V AC supply, the Danfoss 131B4808 is ideal for conveyors, compressors, pumps, fans and heavy-duty industrial process systems requiring dependable variable speed motor control.
Key Advantages
- Compact variable frequency drive designed for industrial automation systems.
- 22 kW motor power rating suitable for demanding industrial applications.
- Three-phase 380–480 V AC input compatible with industrial power networks.
- Energy-efficient motor control helps reduce operational costs.
- Reliable operation with integrated motor protection functions.
- User-friendly commissioning and setup interface.
Key Features
- Danfoss VLT® Micro Drive FC 51 series.
- 22 kW rated output power.
- 43 A nominal output current.
- Three-phase 380–480 V AC supply input.
- Integrated PID controller functionality.
- Built-in EMC/RFI filtering.
- Compact IP20 panel-mounted enclosure.
- Advanced cooling system and coated PCB protection.
Technical Specifications
- Manufacturer: Danfoss
- Series: VLT® Micro Drive FC 51
- Model: 131B4808
- Product type: AC variable frequency drive
- Rated output power: 22 kW
- Rated output current: 43 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
- Frame size: M5
- Dimensions (H × W × D): approx. 335 × 165 × 248 mm
- Weight: approx. 10 kg
Efficient Variable Speed Motor Control
The Danfoss VLT® Micro Drive FC 51 regulates motor speed and torque by adjusting the voltage and frequency supplied to the motor. This improves process precision, increases energy efficiency and reduces wear on motors and mechanical drive components.
Its compact dimensions and dependable design make the Danfoss 131B4808 suitable for industrial control panels, OEM machinery and automation systems where reliable motor control and long-term operational performance are essential.
Typical Applications
- Industrial conveyors and material handling systems.
- Pumps and pressure boosting equipment.
- Fans and HVAC ventilation systems.
- Compressors and process machinery.
- Packaging and production equipment.
- OEM automation systems and industrial machine building.
Frequently Asked Questions
What is the Danfoss 131B4808 used for?
This drive is used for controlling the speed and torque of three-phase AC motors in industrial automation and machinery applications.
What motor size can this drive support?
The Danfoss 131B4808 is suitable for motors with a rated output power of approximately 22 kW.
What power supply does the drive require?
The drive operates from a three-phase 380–480 V AC power supply.
Is the Danfoss 131B4808 suitable for panel mounting?
Yes, the compact IP20 enclosure is designed for installation inside industrial control panels and automation cabinets.
What applications commonly use this drive?
Typical applications include conveyors, pumps, compressors, fans and industrial process machinery.
Trusted by Industrial Automation Engineers Worldwide
Danfoss VLT® Micro Drives are trusted globally for reliable motor control, compact integration and energy-efficient performance across industrial automation and OEM machinery applications.
| Manufacturer Part Number | 131B4808 |
|---|---|
| Barcode | 5702427316287 |
| Height | 480mm |
| Width | 242mm |
| Depth | 260mm |
| Filter | Filter Included |
| Input Phases | Three Phase |
| Degree of protection (IP) | IP21 |
| KW Rating | 15kW |
| Output Phases | Three phase |
| VSD Range | Danfoss VLT Automation Drive FC 300 |
| Manufacturer | Danfoss |
| Alternative Product SKU | FC-302P15KT5E21H1XGXXXXSXXXXAXBXCXXXXD0 |

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Simple installation and Start Up Danfoss drives come with pluggable spring loaded I/O terminals, each have a dual connector configuration which faclilitates a simple installation. When the customer requirees a high IP rated drive pre-threaded cable gland openeins can be ordered allowing for an easy and realible installation in harsh enviroments The automation drives graphical control panel option ensures the drive is simple to set up, commission and operate saving on installation and operating costs. |
There are various enclosures options available up to IP 66 (depending on the model). Integrated DC chokes and RFI filters in all models protect installations by minimizing harmonic distortion and electromagnetic interference.
The VLT Automation Drive has an integrated motion controller (IMC) functionality that can be used with applications where the drive is required to perform high-precision positioning and synchronisation operations. The Integrated Motion Controller (IMC) functionality is now configurable in the drive’s software. No additional modules or hardware are necessary.
To ensure the highest quality and reliability all Danfoss drives are fully tested at the factory. They require little maintenance and can ensure there is a fast return on investment.
Supply voltages and power range
3 x 200-240 V...0.25-37 kW
3 x 380-500 V...0.37 kW – 1.1 MW
3 x 525-600 V...0.75-75 kW
3 x 525-690 V...1.1 kW – 1.4 MW
Low harmonic drive
3 x 380-480 V...132-710 kW
12-pulse drive
3 x 380-690 V...250-1200 kW
Features and benefits
- There’s less need for cooling or oversizing as the ambient temperature is 50°C without derating
- The need for PLC capacity is reduced thanks to Smart Logic Control
- Low lifetime costs are ensured as the drive is highly resistant to wear and tear
- The lifetime of electronics is prolonged due to back-channel cooling for frames D, E and F
- Commissioning and upgrades are easy due to plug-in technology
- High-precision position and synchronization thanks to availability of Integrated Motion Controller throughout the entire product range
- Features such as intelligent heat management, Safe stop and Safe Torque Off ensure safe and energy-efficient operation of the drive
Applications
Conveyors, positioning and synchronizing, cranes, mixers, centrifuges and palletizing and packaging machinery.
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