DANFOSS FC-051PK75T2E20H3XXCXXXSXXX 0.75kW 4.2A Three Phase 240V FC-051 VFD

The DANFOSS FC-051PK75T2E20H3XXCXXXSXXX is a high-performance 0.75kW, 4.2A, three-phase, 240V variable frequency drive (VFD) designed for precise motor control and energy efficiency in demanding industrial environments. This compact powerhouse offers exceptional reliability and advanced features, making it a preferred choice for various applications requiring variable speed operation. Its robust design ensures longevity, while its intelligent functionalities streamline operations and reduce maintenance costs.

Product Specifications

| Parameter              | Value                                           |

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

| Model Number           | FC-051PK75T2E20H3XXCXXXSXXX                      |

| Power Rating           | 0.75 kW                                         |

| Maximum Current        | 4.2 A                                           |

| Input Voltage          | 240V (Three Phase)                              |

| Output Voltage         | 240V (Three Phase)                              |

| Enclosure Type         | IP20                                            |

| Control Type           | V/f Control, Vector Control                     |

| Mounting               | Panel Mount                                     |

| Communication Options  | Integrated fieldbus options (e.g., Profibus, Modbus) |

| Ambient Temperature    | -10°C to +50°C (derating above 40°C)             |

| Harmonics Compliance   | Meets IEC 61000-3-2, IEC 61000-3-12               |

Core Features & Market Positioning

The DANFOSS FC-051PK75T2E20H3XXCXXXSXXX distinguishes itself through its advanced control algorithms, offering both V/f control for general-purpose applications and advanced vector control for enhanced torque performance, even at low speeds. This versatility positions it as a superior solution for applications demanding precise speed and torque regulation. Its compact footprint and robust IP20 enclosure facilitate easy integration into control panels, while its energy-saving features contribute to significant operational cost reductions. Danfoss's reputation for quality and reliability further solidifies its market standing as a trusted partner for industrial automation.

Key Application Scenarios

This VFD excels in a wide array of industrial applications. It is ideally suited for controlling pumps and fans in HVAC systems, water treatment plants, and industrial ventilation, where precise flow and pressure control are paramount for energy efficiency and operational stability. Conveyor systems in manufacturing and logistics, mixers in food processing, and extruders in plastics industries also benefit from the precise speed and torque management provided by the FC-051PK75T2E20H3XXCXXXSXXX. Its adaptability makes it a valuable component in general machine control across various sectors.

Practical System Integration Guidance

Integrating the DANFOSS FC-051PK75T2E20H3XXCXXXSXXX into an existing system is streamlined due to its user-friendly interface and comprehensive documentation. For wiring, ensure that the input power terminals are connected to a stable three-phase 240V supply, and the motor output terminals are correctly connected to the three-phase motor. Proper grounding is essential for safety and electromagnetic compatibility. Commissioning involves setting basic motor parameters, such as motor nameplate voltage, current, frequency, and speed, through the VFD's keypad or configuration software. Advanced programming can be utilized for specific application requirements, including ramp times, acceleration/deceleration profiles, and the configuration of digital and analog inputs/outputs for external control signals.

Operation and Risk Mitigation

Safe operation of the DANFOSS FC-051PK75T2E20H3XXCXXXSXXX requires adherence to electrical safety standards and the product's manual. Before performing any wiring or maintenance, always disconnect the main power supply and ensure all capacitors are discharged. Common operational risks include incorrect parameter settings leading to motor overloads or instability, and potential electrical hazards if wiring is not performed correctly. Error codes displayed on the VFD's interface provide diagnostic information for troubleshooting; for instance, an overload fault (often indicated by an 'OL' code) typically suggests that the motor is drawing more current than the VFD is configured to allow, possibly due to mechanical issues or improper parameterization. Consulting the user manual for specific error code explanations is crucial for effective troubleshooting.

Scalability & Long-Term Value

The DANFOSS FC-051PK75T2E20H3XXCXXXSXXX offers significant long-term value through its inherent reliability and compatibility with broader Danfoss automation ecosystems. While this specific unit is a standalone VFD, its integration capabilities with various industrial communication protocols (such as Modbus RTU, which can be enabled via optional modules) allow for seamless incorporation into supervisory control and data acquisition (SCADA) systems or programmable logic controller (PLC) networks. This facilitates centralized monitoring and control, and enables data logging for performance analysis and predictive maintenance, aligning with Industry 4.0 initiatives and IIoT strategies, ensuring the VFD remains a valuable asset in evolving smart factory environments.

FAQs

What is the primary function of the DANFOSS FC-051PK75T2E20H3XXCXXXSXXX?

The primary function is to control the speed of a three-phase electric motor. It achieves this by adjusting the frequency and voltage of the power supplied to the motor.

This precise control allows for optimized energy consumption and improved process efficiency. It also reduces mechanical stress on the motor and driven equipment.

The VFD is essential for applications requiring variable output, such as pumps, fans, and conveyors, offering significant operational advantages over fixed-speed systems.

Can the DANFOSS FC-051PK75T2E20H3XXCXXXSXXX be used with single-phase motors?

No, this VFD is specifically designed for three-phase motors. It requires a three-phase input power supply and outputs a three-phase voltage.

Using this VFD with a single-phase motor would result in improper operation and potential damage to both the motor and the VFD. Always match the VFD's phase configuration to the motor's requirements.

For single-phase motor applications, a different type of variable speed drive or motor controller would be necessary. Ensure compatibility before installation.

What are the typical applications for the DANFOSS FC-051PK75T2E20H3XXCXXXSXXX?

This VFD is commonly used in HVAC systems for pump and fan speed control. It's also deployed in manufacturing for conveyor belts and process machinery.

Water and wastewater treatment plants utilize it for precise flow and pressure management of pumps. It is also found in general industrial machinery requiring variable speed operation.

Other typical uses include mixers, extruders, and any application where reducing energy consumption and improving process control is desired.

How do I wire the DANFOSS FC-051PK75T2E20H3XXCXXXSXXX for basic operation?

Connect the incoming three-phase 240V power to the designated L1, L2, and L3 terminals. Ensure proper grounding for safety.

Wire the motor leads to the U, V, and W output terminals of the VFD. Verify the motor's nameplate details for correct connection.

Follow the manual's wiring diagrams meticulously. Incorrect wiring can lead to damage or safety hazards.

What is the maximum output current of the DANFOSS FC-051PK75T2E20H3XXCXXXSXXX?

The maximum continuous output current for this VFD is 4.2 Amperes. This rating is crucial for motor selection and system design.

Exceeding this current rating for extended periods can lead to overheating and damage to the VFD's internal components. It's essential to select a motor that operates within this limit.

Ensure that the motor's full load current (FLC) does not exceed 4.2A, or implement appropriate derating or overload protection if necessary.

How do I perform a basic parameter setup on the DANFOSS FC-051PK75T2E20H3XXCXXXSXXX?

Access the parameter menu using the VFD's control keypad. Navigate to motor data parameters.

Input the motor's nameplate information, including voltage, frequency, power (kW/HP), and full load current (FLC). Proper motor data ensures optimal performance.

Set acceleration and deceleration times according to your application's needs. Basic setup usually includes these parameters for smooth motor start-up and stop.

What does the "FC-051PK75T2E20H3XXCXXXSXXX" model number signify?

The "FC-051P" indicates the product series and power size, with "K75" denoting 0.75kW. "T2E20" relates to voltage and enclosure specifics.

The subsequent "H3XXCXXXSXXX" designates specific configuration options and features, such as communication modules or braking choppers. These are factory-set options.

Understanding these parts of the model number helps in identifying the exact capabilities and intended use of the VFD, aiding in replacement or upgrade decisions.

What safety precautions should be taken when installing the DANFOSS FC-051PK75T2E20H3XXCXXXSXXX?

Always disconnect main power before any wiring or maintenance. Ensure proper grounding of the VFD and motor for electrical safety.

Follow local electrical codes and regulations for installation. Use appropriate personal protective equipment (PPE) during installation.

Verify that the VFD is installed in an environment suitable for its IP rating and ambient temperature specifications to prevent equipment damage.

How can I troubleshoot common faults on the DANFOSS FC-051PK75T2E20H3XXCXXXSXXX?

Consult the VFD's display for error codes. Refer to the user manual for detailed explanations of each code.

Common faults like overcurrent or undervoltage often indicate issues with the motor, wiring, or the power supply. Address these basic checks first.

If a fault persists, it may be necessary to reset the VFD or consult Danfoss technical support for advanced diagnostics.

What is the power rating and voltage for this specific DANFOSS VFD?

This VFD model has a power rating of 0.75 kilowatts (kW). It is designed for a 240-volt, three-phase input power supply.

The 0.75kW rating means it is suitable for motors that draw up to this power output. The 240V three-phase input is critical for correct operation.

Always ensure your motor's power and voltage requirements match these specifications for optimal performance and to avoid damage.