DANFOSS FC-051PK75T4E20H3XXCXXXSXXX 0.75kW 2.2A VLT Micro Drive 3AC 480V

The DANFOSS FC-051PK75T4E20H3XXCXXXSXXX is a 0.75kW, 2.2A VLT Micro Drive designed for 3-phase, 480V AC applications, offering robust motor control and energy efficiency. This compact drive excels in demanding industrial environments, providing precise speed regulation and enhanced system reliability. Its core advantages lie in its high performance, ease of integration, and versatility across numerous applications. Key technical parameters include a power rating of 0.75kW, a nominal current of 2.2A, and an input voltage range of 3 x 400-480V AC.

Product Specifications

| Parameter             | Value                                     |

| :-------------------- | :---------------------------------------- |

| Model                 | FC-051PK75T4E20H3XXCXXXSXXX                 |

| Power                 | 0.75 kW                                   |

| Rated Current         | 2.2 A                                     |

| Input Voltage         | 3 x 400-480 V AC                          |

| Output Voltage        | 3 x 0-480 V AC                            |

| Protection Class      | IP20                                      |

| Mounting Type         | Din rail                                  |

| Control Method        | V/f control, Vector control (Open Loop)   |

| Ambient Temperature   | -20 to +50 °C                             |

| Dimensions (H x W x D)| 248 x 125 x 155 mm                        |

Core Features & Market Positioning

The VLT Micro Drive FC-051 series, including the FC-051PK75T4E20H3XXCXXXSXXX, distinguishes itself through its compact design and advanced control algorithms. Danfoss has positioned this drive as a reliable and cost-effective solution for a wide range of automation tasks, emphasizing its energy-saving capabilities and operational simplicity. Unlike many basic drives, it offers optional advanced features and communication protocols, allowing for seamless integration into larger automation systems. Its robust construction and thermal management system ensure dependable performance even in challenging industrial settings.

Key Application Scenarios

This 0.75kW VLT Micro Drive is ideally suited for variable speed applications across various industries. Common uses include controlling pumps and fans in HVAC systems, where precise flow and pressure regulation lead to significant energy savings. It's also widely deployed in conveyor systems, material handling equipment, and small machine tools, providing smooth acceleration and deceleration profiles. The drive's ability to operate reliably in environments with ambient temperatures up to 50°C makes it a strong choice for applications in food and beverage processing, manufacturing, and water treatment.

Practical System Integration Guidance

Integrating the DANFOSS FC-051PK75T4E20H3XXCXXXSXXX into existing systems is straightforward due to its DIN rail mounting and clear terminal layout. Wiring involves connecting the three-phase AC input power to the L1, L2, L3 terminals and the motor to the T1, T2, T3 terminals. Control signals, such as start/stop and speed reference, are connected to the digital and analog input terminals. Basic commissioning can be performed directly via the local keypad, or more advanced parameterization can be done using Danfoss's MCT 10 software. Ensuring proper grounding and ventilation is crucial for optimal performance and longevity.

Operation and Risk Mitigation

Safe operation of the DANFOSS FC-051PK75T4E20H3XXCXXXSXXX requires adherence to electrical safety standards. Always ensure power is disconnected before performing any wiring or maintenance. The drive features overload protection for the motor and the drive itself, with parameters configurable to match the specific motor and application. Common fault codes relate to overcurrent, undervoltage, or overtemperature conditions. For instance, fault code '11' typically indicates an overcurrent issue, requiring investigation into motor load or acceleration ramps. Referencing the product manual for specific fault code interpretations and troubleshooting steps is essential.

Scalability & Long-Term Value

The VLT Micro Drive FC-051 series offers inherent scalability and long-term value through its modular design and compatibility. While this specific 0.75kW unit is designed for smaller loads, the broader FC-051 family includes drives with higher power ratings, allowing for system expansion. Furthermore, the inclusion of optional communication modules enables integration with various fieldbus networks such as Modbus, Profibus, and DeviceNet, facilitating connectivity with PLCs and SCADA systems. This makes the DANFOSS FC-051PK75T4E20H3XXCXXXSXXX a future-proof component within evolving industrial automation landscapes, supporting IIoT initiatives through standardized communication.

FAQs

What is the primary function of the DANFOSS FC-051PK75T4E20H3XXCXXXSXXX?

This VLT Micro Drive primarily controls the speed of three-phase AC motors. It enables precise motor speed regulation for variable torque applications.

It optimizes energy consumption by matching motor speed to actual load requirements. This drive is essential for modern automation where efficiency is paramount.

The FC-051PK75T4E20H3XXCXXXSXXX offers advanced features for smooth start-up and stopping, protecting both the motor and driven equipment.

How do I wire the DANFOSS FC-051PK75T4E20H3XXCXXXSXXX?

Connect the incoming 3-phase power to terminals L1, L2, and L3. Wire the motor leads to terminals T1, T2, and T3.

Use the dedicated digital and analog input terminals for control signals like start/stop commands and speed references. Ensure proper grounding connections are made.

Always consult the official Danfoss installation manual for detailed wiring diagrams and safety precautions before proceeding with any electrical connections.

What are the main advantages of using this Danfoss Micro Drive?

Key advantages include significant energy savings through speed control. It also provides improved process control and reduced mechanical stress on equipment.

The compact size and DIN rail mounting simplify installation in control panels with limited space. Its robust design ensures reliability in demanding industrial environments.

The drive offers versatile control modes and optional communication capabilities, making it adaptable to a wide range of applications and integration needs.

Can this drive be used for constant torque applications?

Yes, the DANFOSS FC-051PK75T4E20H3XXCXXXSXXX can be configured for constant torque applications. It utilizes vector control (open-loop) for this purpose.

Proper parameterization is crucial to ensure it can deliver the required torque across the speed range without overheating or tripping. Consult the manual for specific settings.

While designed for variable torque, its robust design and control algorithms allow it to perform adequately in many constant torque scenarios with appropriate setup.

What is the power rating and current limit of this VLT Micro Drive?

This specific model, FC-051PK75T4E20H3XXCXXXSXXX, has a power rating of 0.75kW. Its nominal current rating is 2.2 Amperes.

The drive is designed to safely handle motor currents up to its specified limit. Exceeding this limit will trigger overload protection.

Always ensure the motor's full load current is within the drive's continuous current rating for reliable operation.

What kind of motor is compatible with the FC-051PK75T4E20H3XXCXXXSXXX?

This drive is designed to control standard three-phase AC induction motors. It is compatible with motors operating at 400-480V.

Ensure the motor's power rating (kW or HP) is equal to or less than the drive's 0.75kW rating for optimal performance.

The drive supports both V/f control and open-loop vector control, making it suitable for a wide variety of motor types and applications.

How do I perform basic setup and commissioning?

Basic setup can often be done via the drive's integrated keypad and display. This includes setting motor parameters and basic control mode.

For more advanced configuration, Danfoss's MCT 10 software can be connected via an interface for comprehensive parameter programming.

Ensure the drive is correctly installed, wired, and that safety checks are performed before powering up and initiating the commissioning process.

What are common fault codes for this drive and their meanings?

Common fault codes include '11' for overcurrent, '13' for overvoltage, and '14' for undervoltage. '22' often indicates a motor overload.

Fault code '42' typically relates to external fault inputs, while '52' might indicate a communication error if optional modules are used.

Always refer to the product's user manual for a comprehensive list of fault codes, their precise meanings, and recommended troubleshooting actions.

What is the environmental operating range for this drive?

The DANFOSS FC-051PK75T4E20H3XXCXXXSXXX can operate in ambient temperatures ranging from -20°C to +50°C. This wide range suits many industrial settings.

It has an IP20 protection class, meaning it is protected against solid objects larger than 12.5mm but is not protected against water ingress. Proper enclosure or mounting location is important.

Consider derating the drive if operating at the higher end of the temperature range, especially if dust or humidity are present, to ensure longevity.

Does this drive support communication protocols for integration into an automation system?

Yes, the VLT Micro Drive FC-051 series supports optional communication interface modules. These allow integration with various fieldbus networks.

Commonly supported protocols include Modbus RTU, Profibus DP, and DeviceNet, enabling seamless communication with PLCs and SCADA systems.

This capability is crucial for modern IIoT integration, allowing for remote monitoring, control, and data acquisition from the drive.