DANFOSS FC-360H37KT4E20H2XXCDXXSXXXXAXBX 37kW 480V Three Phase Automation VFD

The Danfoss FC-360H37KT4E20H2XXCDXXSXXXXAXBX is a high-performance 37kW, 480V three-phase Variable Frequency Drive (VFD) engineered for demanding industrial automation applications. This VFD excels in delivering precise motor control, enhanced energy efficiency, and robust operational reliability, making it a cornerstone for modern manufacturing and process industries. Its advanced features, including sophisticated thermal management and flexible programming capabilities, position it as a superior solution for optimizing machinery performance and reducing operational costs.

Product Specifications

| Parameter         | Value                                      |

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

| Model Number      | FC-360H37KT4E20H2XXCDXXSXXXXAXBX            |

| Power Rating      | 37 kW                                      |

| Voltage           | 480V (Three Phase)                         |

| Frame Size        | H                                          |

| Enclosure Type    | IP20 (standard, can be modified)           |

| Filter            | Integrated RFI filter                      |

| Options           | Integrated brake chopper, communication cards |

| Control Method    | V/Hz, Vector Control, DTC                  |

| Ambient Temp.     | -20°C to +50°C (derating may apply)        |

| Approvals         | UL, CE, CSA                                |

Core Features & Market Positioning

The Danfoss FC-360 series, including the FC-360H37KT4E20H2XXCDXXSXXXXAXBX, distinguishes itself through its Direct-to- and Direct-from-Line capabilities, simplifying installation and reducing the need for external components. Its integrated RFI filter minimizes electromagnetic interference, ensuring cleaner power output and compatibility with sensitive equipment. Danfoss's proprietary Digital Thermal curve (DTC) technology provides superior motor protection and control, enabling the VFD to accurately monitor and manage motor temperature, thereby extending motor lifespan and preventing unexpected downtime. This focus on integrated solutions and advanced motor control technology firmly positions the FC-360 series as a premium offering in the industrial automation market, favored by engineers seeking reliability and efficiency.

Key Application Scenarios

This 37kW VFD is ideally suited for a wide array of industrial applications requiring precise speed and torque control of three-phase motors. Common use cases include pump and fan control in HVAC systems, where energy savings are paramount, as well as conveyor systems in material handling and logistics, ensuring smooth product flow. It is also extensively employed in process industries such as water treatment, food and beverage processing, and chemical manufacturing, where maintaining consistent operating speeds is critical for product quality and process stability. Furthermore, its robust design makes it suitable for demanding environments in general machine building and metal fabrication.

Practical System Integration Guidance

Integrating the FC-360H37KT4E20H2XXCDXXSXXXXAXBX into an existing system is streamlined due to its modular design and comprehensive terminal layout. For wiring, ensure all power connections (L1, L2, L3, U, V, W) are made with appropriately sized conductors according to local electrical codes and the VFD's manual. Control wiring for digital and analog inputs/outputs should be shielded to prevent noise interference. Commissioning typically involves parameter configuration via the VFD's keypad or Danfoss's MC software. Key parameters to set include motor data (nominal voltage, current, power, frequency, speed) and desired control mode (V/Hz, DTC Vector). For applications requiring dynamic braking, the integrated brake chopper, if specified, needs to be correctly connected to a braking resistor.

Operation and Risk Mitigation

Safe operation of the FC-360H37KT4E20H2XXCDXXSXXXXAXBX mandates adherence to all safety directives, including proper grounding and ensuring the enclosure is adequately ventilated. Before servicing, always disconnect the main power supply and allow the DC bus capacitors to discharge completely. Common troubleshooting scenarios often involve motor control issues or overcurrent faults. For instance, an "Overcurrent" fault (e.g., F001) might indicate incorrect motor data programming, an undersized VFD for the load, or a mechanical issue with the driven equipment. Always consult the product manual for a comprehensive list of fault codes and their recommended corrective actions to mitigate operational risks and ensure sustained performance.

Scalability & Long-Term Value

The Danfoss FC-360 series offers significant scalability and long-term value through its compatibility with a wide range of Danfoss accessories and expansion cards, including various fieldbus communication modules (e.g., Profibus, EtherNet/IP). This allows for seamless integration into existing SCADA or DCS systems and facilitates future upgrades to advanced control architectures. The VFD's robust construction and advanced diagnostics contribute to a long operational lifespan, while its energy-saving capabilities provide ongoing cost reductions. Its ability to support advanced IIoT integration through communication options further enhances its value proposition, enabling predictive maintenance and remote monitoring for optimized industrial operations.

Frequently Asked Questions

What is the IP rating of the Danfoss FC-360H37KT4E20H2XXCDXXSXXXXAXBX?

The base model typically comes with an IP20 enclosure. This offers protection against solid objects larger than 12.5mm.

Further protection can be achieved with an external enclosure or by selecting a model with a higher specified IP rating from Danfoss.

Users should select an enclosure appropriate for the operating environment to ensure longevity and safety.

How do I connect a motor to the FC-360H37KT4E20H2XXCDXXSXXXXAXBX?

Connect the motor's three power leads (U, V, W) to the corresponding output terminals on the VFD.

Ensure all connections are secure and use conductors sized according to the motor's full load current and local electrical codes.

Proper grounding of both the VFD and the motor is crucial for safety and to minimize electrical noise.

What are the main advantages of using DTC control with this VFD?

DTC offers superior motor control without requiring a motor feedback encoder.

It provides excellent dynamic performance, rapid torque response, and precise speed regulation.

This advanced control method also enhances motor protection by accurately monitoring thermal conditions.

Can this VFD be used with single-phase motors?

No, the FC-360H37KT4E20H2XXCDXXSXXXXAXBX is specifically designed for three-phase motors.

Connecting a single-phase motor to this VFD will result in motor damage and VFD failure.

Always ensure the motor's phase configuration matches the VFD's power supply and output.

What is the maximum ambient operating temperature for this VFD?

The standard maximum ambient operating temperature is 50°C.

Operation above 50°C requires derating the VFD's output current capacity.

Consult the VFD's technical manual for specific derating curves and guidelines.

How do I perform a factory reset on the FC-360H37KT4E20H2XXCDXXSXXXXAXBX?

A factory reset can typically be performed through the VFD's parameter menu.

Navigate to the reset parameter group and select the option to restore factory settings.

Be aware that this will erase all custom programming and require re-configuration.

What communication protocols does this VFD support?

The base unit might not include communication options, but expansion cards are available.

Commonly supported protocols include Profibus DP, DeviceNet, and EtherNet/IP via optional modules.

Check the specific configuration or order code for included communication options or available expansion slots.

What are the key parameters to set during initial commissioning?

Essential parameters include motor nominal voltage, current, frequency, and speed.

Setting the correct control mode (e.g., V/Hz, DTC Vector) is also critical for optimal performance.

Ensure safety parameters, like overcurrent trip levels and ramp times, are configured appropriately.

How can I improve energy efficiency with this VFD?

Utilize the VFD's speed control capabilities to match motor speed to actual load demand.

Many applications, like pumps and fans, show significant energy savings when run at reduced speeds.

Explore advanced energy-saving functions and features within the VFD's parameter settings.

What are common fault codes and their meanings?

Common faults include overcurrent (F001), overvoltage (F002), and undervoltage (F003).

Other faults can relate to motor thermal overload (F008) or external fault inputs (F009).

Always refer to the product manual for a complete list and specific troubleshooting steps for each code.