DANFOSS FC-051P7K5T4E20H3BXCXXXSXXX 7.5kW 15.5A VLT Micro Drive 3AC 480V

The DANFOSS FC-051P7K5T4E20H3BXCXXXSXXX is a 7.5kW, 15.5A, 3-phase AC VLT Micro Drive designed for demanding industrial applications, offering robust performance and advanced control capabilities. This compact drive boasts an input voltage of 480V, making it suitable for a wide range of machinery and process automation tasks where precise motor control and energy efficiency are paramount. Its inherent reliability and sophisticated features position it as a leading choice for engineers seeking to optimize system performance and reduce operational costs.

| Parameter           | Specification                                  |

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

| Product Number  | FC-051P7K5T4E20H3BXCXXXSXXX                     |

| Power Rating    | 7.5 kW                                         |

| Rated Current   | 15.5 A                                         |

| Input Voltage   | 3 x 480V AC                                    |

| Drive Type      | VLT Micro Drive                                |

| Enclosure Class | IP20 (Standard)                                |

| Control Method  | V/f, Advanced V/f, Vector Control (Sensorless) |

| Braking Options | Integrated DC-brake resistor connection        |

| Communication   | Options available via plug-in modules        |

| Operating Temp. | -10°C to +45°C (or +50°C derated)               |

Core Features & Market Positioning

The DANFOSS FC-051P7K5T4E20H3BXCXXXSXXX distinguishes itself through its advanced control algorithms, including sensorless vector control, which ensures excellent dynamic performance and precise speed regulation even under varying load conditions. This capability is critical for applications requiring tight process control, such as conveyor systems, pumps, and fans. Its robust design, characterized by an IP20 enclosure and an operating temperature range of -10°C to +50°C (with derating), signifies its suitability for harsh industrial environments. Danfoss's reputation for reliability and energy efficiency further solidifies the VLT Micro Drive's market position as a premium, long-term investment for process optimization and cost reduction. The drive’s built-in diagnostics and numerous safety features enhance operational security and minimize downtime.

Key Application Scenarios

Engineers commonly deploy the DANFOSS FC-051P7K5T4E20H3BXCXXXSXXX in HVAC systems for precise fan and pump speed control, leading to significant energy savings. Its robust motor control is ideal for material handling applications, including conveyors and elevators, where smooth acceleration and deceleration are essential for product integrity and operational efficiency. Furthermore, this VLT Micro Drive is extensively used in pump applications within water treatment plants and industrial processes, optimizing flow rates and reducing wear on equipment. Its versatility extends to machine control in manufacturing, where accurate speed and torque management are crucial for production quality and throughput.

Practical System Integration Guidance

Integrating the DANFOSS FC-051P7K5T4E20H3BXCXXXSXXX into existing systems involves careful wiring of the power terminals (L1, L2, L3 for input; U, V, W for output) and ensuring proper grounding for safety and signal integrity. Commissioning typically begins with setting basic motor parameters, such as motor nominal current, nominal frequency, and nominal speed, via the control panel or software. For advanced control, configuring parameters for sensorless vector control, including motor nameplate data and slip compensation, is vital for achieving optimal performance. Utilizing the drive's built-in display and keypad allows for parameter adjustment and monitoring, while optional communication modules facilitate integration into SCADA or PLC systems for remote control and diagnostics.

Operation and Risk Mitigation

Safe operation of the DANFOSS FC-051P7K5T4E20H3BXCXXXSXXX mandates adherence to electrical safety standards, including proper grounding and insulation, and ensuring the drive is installed in a well-ventilated area to prevent overheating. Key operational parameters to monitor include motor temperature, drive temperature, and current draw to prevent overloads. Common fault codes, such as "Overcurrent" (F001) or "Overtemperature" (F002), typically indicate issues with motor load, wiring, or cooling. Addressing these requires investigating the motor, cabling, and ambient conditions. Implementing the drive's built-in protective functions, like motor thermal overload protection and short-circuit protection, significantly mitigates operational risks and extends equipment lifespan.

Scalability & Long-Term Value

The DANFOSS FC-051P7K5T4E20H3BXCXXXSXXX offers scalability through its modular design, allowing for the addition of communication interface modules (e.g., Profibus, Modbus RTU) to integrate seamlessly with various industrial automation platforms and IIoT solutions. This facilitates remote monitoring, diagnostics, and predictive maintenance strategies, enhancing long-term operational efficiency. Compatibility with Danfoss's broader VLT drive portfolio ensures that systems can be expanded or upgraded with minimal disruption. The drive's energy-saving capabilities contribute to a significant return on investment over its operational life, making it a cost-effective solution for modern industrial needs.

Frequently Asked Questions (FAQs)

Q1: What are the primary benefits of the DANFOSS FC-051P7K5T4E20H3BXCXXXSXXX?

The VLT Micro Drive offers superior motor control precision. It significantly enhances energy efficiency in various applications. Its robust construction ensures long-term operational reliability.

Q2: How do I connect the motor to the DANFOSS FC-051P7K5T4E20H3BXCXXXSXXX?

Connect motor phases U, V, W to the drive's output terminals. Ensure correct wiring for three-phase motor operation. Always verify connections against the wiring diagram before powering up.

Q3: What are common applications for this VLT Micro Drive?

It's ideal for HVAC systems, controlling fans and pumps efficiently. Material handling, like conveyors, benefits from precise speed control. Industrial pumps in water treatment also utilize its capabilities.

Q4: What is the power rating and input voltage of this drive?

This model is rated at 7.5 kilowatts (kW) for motor output power. The drive operates on a 3-phase, 480-volt AC input power supply. It delivers up to 15.5 amps of current.

Q5: Can this drive be controlled remotely?

Yes, remote control is possible via optional communication modules. These modules support protocols like Modbus and Profibus. Integration with SCADA or PLC systems is straightforward.

Q6: What is sensorless vector control, and why is it important?

Sensorless vector control provides precise motor speed and torque regulation. It achieves this without requiring a motor-mounted speed encoder. This is crucial for dynamic load applications.

Q7: How do I troubleshoot common faults like overcurrent (F001)?

Check for motor overload conditions or potential short circuits. Inspect motor windings and power cabling for damage. Ensure motor parameters are correctly configured in the drive.

Q8: What is the operating temperature range for the DANFOSS FC-051P7K5T4E20H3BXCXXXSXXX?

The drive operates reliably in ambient temperatures from -10°C to +45°C. It can operate up to +50°C with appropriate derating of its output current. Proper ventilation is essential within this range.

Q9: Does this drive support braking functionalities?

Yes, it includes provisions for connecting an external braking resistor. This allows for dynamic braking to dissipate excess energy. It helps manage deceleration and hold loads.

Q10: What are the enclosure specifications for this product?

The standard enclosure class for this drive is IP20. This rating means it offers protection against solid objects larger than 12.5mm. It requires installation within a control cabinet for adequate protection.