DANFOSS FC-111P22KT4P20H2XXCXXXSXXXXAXBXCXXXXDX 22kW 43A 480V Three Phase AQUA Inverter

The DANFOSS FC-111P22KT4P20H2XXCXXXSXXXXAXBXCXXXXDX 22kW 43A 480V Three Phase AQUA Inverter is a robust variable frequency drive engineered for demanding water and wastewater applications. This inverter boasts impressive efficiency, precise motor control, and advanced diagnostic capabilities, making it a premier choice for optimizing pump and motor performance in critical infrastructure. With a power rating of 22kW, a maximum current of 43A, and operating on a 480V three-phase power supply, the FC-111P Aqua inverter delivers reliable and efficient operation.

Product Specifications

| Parameter             | Value                                 |

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

| Model Number          | FC-111P22KT4P20H2XXCXXXSXXXXAXBXCXXXXDX |

| Power Rating          | 22 kW                                 |

| Maximum Current       | 43 A                                  |

| Input Voltage         | 480 V (Three Phase)                   |

| Ingress Protection    | IP20 (Standard)                       |

| Application Focus     | Water and Wastewater                  |

| Control Type          | VVCplus®                               |

| Cooling               | Fan Cooled                            |

| Filter                | Integrated RFI Filter (C2)            |

| Braking Unit          | Integrated                            |

| Enclosure Type        | Standard                              |

| Communications        | Modbus RTU                            |

| Coating               | Standard                              |

| Software Options      | Standard                              |

| Relay Output          | Standard                              |

| Extended I/O          | Standard                              |

| Extended Digital I/O  | Standard                              |

| Extended Analog I/O   | Standard                              |

| Fieldbus Options      | None Specified                        |

| Special Options       | None Specified                        |

Core Features & Market Positioning

The DANFOSS FC-111P22KT4P20H2XXCXXXSXXXXAXBXCXXXXDX stands out in the competitive landscape due to its specialized design for the water and wastewater industry. Its VVCplus® control method ensures superior motor performance, particularly in variable torque applications common in pumping systems, leading to significant energy savings and extended equipment lifespan. The integrated RFI filter (C2) simplifies installation by reducing electromagnetic interference, a crucial factor in sensitive water treatment facilities. This inverter is positioned as a high-reliability, energy-efficient solution that minimizes operational costs and downtime.

Key Application Scenarios

This AQUA inverter is ideally suited for a wide array of water and wastewater applications. Common scenarios include variable speed control for centrifugal pumps in raw water intake, treatment processes, and distribution networks. It excels in wastewater lift stations, managing effluent flow rates to optimize energy consumption and prevent pump cavitation. Additionally, the FC-111P is effective in building services for HVAC systems, controlling circulation pumps, and in industrial process water management where precise flow and pressure control are paramount.

Practical System Integration Guidance

Integrating the DANFOSS FC-111P22KT4P20H2XXCXXXSXXXXAXBXCXXXXDX into existing systems is streamlined by its thoughtful design. Ensure a stable 480V, three-phase power supply is available and properly protected with appropriate circuit breakers or fuses. For optimal thermal management, mount the inverter in a well-ventilated enclosure, adhering to the recommended clearances specified in the user manual. Utilize shielded motor cables to further mitigate RFI, especially in longer cable runs. Connect motor power, control signals, and communication interfaces according to the terminal block diagrams provided in the technical documentation.

For programming, the intuitive VLT® "LCP" (Local Control Panel) or Danfoss's MC software allows for easy parameterization. Key settings to configure initially include motor data (rated power, voltage, current, frequency, speed), application type (e.g., "Water/Wastewater"), and desired control mode. Defining ramp-up/down times and setting up protection limits are also critical for safe and efficient operation. Emergency stop functionality should always be wired to a dedicated safety input.

The integrated braking unit within the FC-111P provides effective dynamic braking to manage motor deceleration and prevent overvoltage during stopping. For applications requiring frequent or rapid stops, ensure the braking resistor is correctly sized and connected as per Danfoss guidelines. Communication setup, particularly for Modbus RTU, involves configuring the correct address and baud rate on both the inverter and the master controller to ensure seamless data exchange for monitoring and control.

Operation and Risk Mitigation

Safe operation of the DANFOSS FC-111P22KT4P20H2XXCXXXSXXXXAXBXCXXXXDX requires adherence to electrical safety standards and proper training. Always ensure the drive is de-energized and locked out before performing any wiring or maintenance. The inverter is equipped with comprehensive protection features, including motor overload, overcurrent, overvoltage, undervoltage, and phase loss detection. Familiarize yourself with the common fault codes, such as "Fault 13" (Overcurrent) or "Fault 18" (Motor Phase Loss), and their corresponding troubleshooting procedures outlined in the manual to minimize downtime.

Regularly inspect the cooling fan for obstructions and ensure the heatsink is free from dust accumulation to maintain optimal operating temperatures. Monitor ambient temperature and humidity levels to stay within the inverter's specified operating range. Periodically check all electrical connections for tightness, as vibrations can cause them to loosen over time, potentially leading to intermittent operation or faults.

Understanding the inverter's operational modes, such as local control via the LCP or remote control via fieldbus, is crucial for preventing unintended startup. Implement robust password protection for critical parameters to prevent unauthorized changes. Always follow the prescribed startup sequence and test all safety interlocks before returning the system to normal operation.

Scalability & Long-Term Value

The DANFOSS FC-111P22KT4P20H2XXCXXXSXXXXAXBXCXXXXDX offers significant long-term value through its inherent scalability and compatibility with modern industrial control systems. While this specific model is designed for direct integration, Danfoss's broader portfolio allows for system expansion and upgrades. For instance, future needs for more advanced communication protocols or additional I/O can often be addressed through optional modules if the base unit has expansion slots.

The inverter's ability to integrate with IIoT platforms through standard communication protocols like Modbus RTU enables advanced data logging, remote monitoring, and predictive maintenance strategies. This connectivity allows plant operators to gain deeper insights into system performance, optimize energy usage across multiple assets, and identify potential issues before they lead to costly failures. The robust construction and energy-efficient operation inherent in Danfoss drives contribute to a lower total cost of ownership.

Furthermore, Danfoss's commitment to firmware updates and ongoing product development ensures that the FC-111P inverter remains a relevant and effective component in evolving industrial automation landscapes. Investing in this drive means investing in a solution designed for longevity, efficiency, and intelligent control, adaptable to the increasing demands of digitalized water and wastewater management.

FAQs

Q1: What are the primary benefits of the DANFOSS FC-111P AQUA inverter?

The DANFOSS FC-111P AQUA inverter offers significant energy savings by precisely controlling motor speed. It enhances system reliability through advanced diagnostics and robust protection features. This inverter also extends equipment lifespan by reducing mechanical stress on pumps and motors.

Q2: What is the power and voltage rating of the DANFOSS FC-111P22KT4P20H2XXCXXXSXXXXAXBXCXXXXDX?

This specific model is rated for 22kW of power. It operates on a 480V three-phase power supply. The maximum continuous current handling capacity is 43A.

Q3: Can this inverter be used in harsh environments?

The standard FC-111P comes with an IP20 enclosure, suitable for clean industrial settings. For more demanding environments, Danfoss offers alternative enclosures or options with higher IP ratings. Proper ventilation and protection from elements are crucial for longevity.

Q4: What type of motor control does the FC-111P utilize?

The DANFOSS FC-111P utilizes VVCplus® (Variable Voltage and Frequency Control Plus) technology. This advanced control method optimizes performance for variable torque applications common in water pumping. It ensures high efficiency and precise speed regulation.

Q5: What communication protocols does the FC-111P support?

The FC-111P inverter supports Modbus RTU as a standard communication protocol. This allows for seamless integration with SCADA systems and PLCs for remote monitoring and control. Optional fieldbus adapters may be available for other protocols.

Q6: How do I ensure proper installation of the FC-111P?

Install the inverter in a well-ventilated area, adhering to clearance requirements. Use shielded motor cables for RFI mitigation. Ensure the power supply is stable and correctly wired. Consult the user manual for detailed wiring diagrams and guidelines.

Q7: What are common fault codes for this inverter?

Common fault codes include "Fault 13" for overcurrent and "Fault 18" for motor phase loss. Other frequent issues might relate to overvoltage or undervoltage conditions. Always refer to the product manual for a complete list and troubleshooting steps.

Q8: Is the DANFOSS FC-111P suitable for pump applications?

Yes, the FC-111P AQUA inverter is specifically designed and optimized for pump applications in water and wastewater. Its VVCplus® control excels in variable torque scenarios typical of pump operation. It helps save energy and reduce wear.

Q9: What is the ingress protection (IP) rating of this model?

The DANFOSS FC-111P22KT4P20H2XXCXXXSXXXXAXBXCXXXXDX has a standard IP20 rating. This means it is protected against solid objects larger than 12.5mm but offers no protection against water ingress. It is intended for installation within control panels or cabinets.

Q10: How does this inverter contribute to IIoT integration?

The FC-111P's Modbus RTU communication enables integration with IIoT platforms. This allows for remote monitoring, data acquisition, and analysis of pump performance. It supports predictive maintenance and overall system optimization in smart water networks.