INVT GD27-2R2G-4-B Goodrive27 Efficiency Drive 2.2kW Three Phase 400V Integrated Braking B

The INVT GD27-2R2G-4-B Goodrive27 Efficiency Drive is a robust 2.2kW, three-phase, 400V variable frequency drive (VFD) engineered for demanding industrial applications. This unit excels with its integrated braking capability, ensuring precise control and rapid deceleration. It boasts a compact design, high efficiency, and advanced control algorithms, positioning it as a superior choice for optimizing motor performance and energy savings across various sectors. Key specifications include a rated power of 2.2kW, input voltage of 400V (three-phase), output voltage of 0-400V, and an integrated braking unit for enhanced dynamic response.

Product Specifications

| Parameter              | Value                                       |

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

| Model                  | GD27-2R2G-4-B                               |

| Rated Power            | 2.2 kW                                      |

| Input Voltage          | 3-Phase 400V                                |

| Output Voltage         | 0-400V                                      |

| Frequency Output       | 0-3000 Hz                                   |

| Protection Grade       | IP20                                        |

| Mounting Type          | Wall/Rack Mount                             |

| Control Method         | V/f, SVC, Vector Control                    |

| Braking Unit           | Integrated                                  |

| Communication          | RS485 (Standard), Optional Fieldbus modules |

| Operating Temperature  | -10°C to 45°C                               |

| Dimensions (H x W x D) | 197 x 148 x 170 mm                          |

Core Features & Market Positioning

The INVT Goodrive27 series, and specifically the GD27-2R2G-4-B, distinguishes itself through its advanced control modes, including Sensorless Vector Control (SVC) and V/f control, offering excellent speed and torque accuracy. Its integrated braking unit provides significant cost and space savings by eliminating the need for external braking resistors in many applications. This VFD is designed for high reliability and efficiency, making it a competitive solution for industries seeking to reduce operational costs and improve process control. Its robust design and comprehensive protection features, such as over-voltage, under-voltage, overload, and short-circuit protection, ensure long-term operational stability.

Key Application Scenarios

The INVT GD27-2R2G-4-B is ideally suited for a wide range of applications requiring precise motor speed and torque control, as well as dynamic braking capabilities. This includes pump and fan applications where flow or pressure regulation is critical, conveyor systems needing smooth acceleration and deceleration, and machine tools demanding accurate positioning and load handling. Its integrated braking function is particularly beneficial for applications with frequent starts and stops or those involving overhauling loads, such as hoists and elevators. The drive's versatility also extends to packaging machinery, textile equipment, and general industrial automation.

Practical System Integration Guidance

Integrating the INVT GD27-2R2G-4-B into existing systems is streamlined by its user-friendly interface and standard communication protocols. For optimal performance, ensure the input power supply is stable and within the specified 400V three-phase range. Wiring should follow the terminal diagram provided in the user manual, paying close attention to motor connections, grounding, and control signal wiring to prevent interference. Parameter programming can be accessed via the keypad or through PC-based software, allowing for fine-tuning of V/f curves, torque boost, acceleration/deceleration times, and braking parameters to match specific application requirements. The integrated braking unit can be configured to activate at a certain speed or upon deceleration command, managing braking torque effectively.

Operation and Risk Mitigation

Safe and effective operation of the INVT GD27-2R2G-4-B requires adherence to installation and operating guidelines. Always ensure the drive is properly grounded and that all safety interlocks are functional before commissioning. During operation, monitor motor temperature and drive status to prevent overheating or overloads. Common fault codes, such as over-current (OC), over-voltage (OV), and motor overload (OL), can typically be resolved by adjusting drive parameters, verifying motor specifications, or checking for mechanical issues in the driven load. For integrated braking, ensure the braking torque setting is appropriate for the application to prevent mechanical stress or damage.

Scalability & Long-Term Value

The Goodrive27 series offers a degree of scalability through its compatibility with various optional communication modules, such as Profibus, DeviceNet, and Modbus TCP, enabling seamless integration into advanced automation networks and Industrial Internet of Things (IIoT) platforms. This future-proofs the investment by allowing for easy upgrades and expanded system capabilities. The drive's energy-saving features, coupled with its robust construction and reliable performance, contribute to significant long-term operational value through reduced energy consumption and minimized downtime. Regular maintenance and parameter checks, as outlined in the user manual, will further extend the drive's service life.

Frequently Asked Questions (FAQs)

Q1: What are the primary benefits of the INVT GD27-2R2G-4-B?

This drive offers superior energy efficiency and precise motor control. Its integrated braking unit enhances safety and reduces system complexity. The robust design ensures reliable performance in harsh industrial environments.

The GD27-2R2G-4-B provides advanced control modes for optimal torque and speed accuracy. It also features comprehensive protection functions to safeguard connected equipment and the drive itself.

This VFD is designed for ease of integration, offering standard communication interfaces and intuitive parameter settings. Its compact form factor aids in space-saving installations.

Q2: How does the integrated braking unit function on the GD27-2R2G-4-B?

The integrated braking unit dissipates excess energy generated during deceleration or overhauling loads. It activates automatically when preset braking torque thresholds are reached.

This unit allows for rapid and controlled stopping of the motor and driven machinery. It can be configured to manage various braking intensities based on application demands.

By integrating this functionality, the GD27-2R2G-4-B eliminates the need for external braking resistors in many scenarios, reducing cost and installation space.

Q3: What types of motors can be controlled by the GD27-2R2G-4-B?

This drive is designed to control standard three-phase asynchronous motors. It supports a wide range of motor power ratings up to its 2.2kW capacity.

The GD27-2R2G-4-B is compatible with motors operating at 400V. Ensure the motor's voltage and frequency ratings align with the drive's output capabilities.

It supports various control methods like V/f and Sensorless Vector Control (SVC), which optimize performance for different motor types and application loads.

Q4: Can the GD27-2R2G-4-B be used in dusty or humid environments?

The GD27-2R2G-4-B has an IP20 protection rating, making it suitable for clean industrial environments. It is not designed for direct exposure to dust or moisture.

For applications in harsh environments, it is recommended to install the drive in an enclosure with adequate ventilation and protection. Consult the manual for environmental guidelines.

Proper installation within a control cabinet or enclosure will protect the drive from contaminants and ensure its longevity and optimal performance.

Q5: What communication protocols does the INVT GD27-2R2G-4-B support?

The drive comes standard with RS485 communication for integration into serial networks. This allows for remote monitoring and control capabilities.

Optional communication modules are available for protocols such as Profibus, DeviceNet, and Modbus TCP. These modules expand connectivity options for advanced automation systems.

Integration with SCADA systems and PLCs is facilitated through these communication interfaces, enabling centralized control and data acquisition.

Q6: What are the typical applications for this specific VFD model?

This VFD is excellent for pumps, fans, and HVAC systems requiring variable speed control. It optimizes energy consumption by matching motor speed to system demand.

Conveyor systems and material handling equipment benefit from its precise acceleration and deceleration capabilities. The integrated braking aids in quick stops.

Machine tools, packaging machinery, and textile equipment are also ideal applications due to the drive's accurate torque control and dynamic response.

Q7: How is the GD27-2R2G-4-B installed and commissioned?

Installation involves mounting the drive securely, either on a wall or in a rack, and ensuring proper ventilation. Electrical connections for input power, motor, and control signals must be made according to the manual.

Commissioning requires parameter setup via the keypad or software. This includes setting motor data, control modes, and specific application parameters like acceleration/deceleration times and braking levels.

Initial startup should be performed with caution, monitoring drive and motor performance closely. Verify all safety functions are operational before full load operation.

Q8: What troubleshooting steps can be taken for common fault codes?

For over-current (OC) faults, check motor load, acceleration times, and ensure motor parameters are correctly set. Reduce load or acceleration if necessary.

Over-voltage (OV) or under-voltage (UV) faults may indicate unstable input power. Verify the input voltage supply and consider external filtering if required.

Motor overload (OL) faults suggest the motor is drawing too much current. Inspect the driven load for mechanical binding, or increase the drive's overload capacity setting within safe limits.

Q9: How does the GD27-2R2G-4-B contribute to energy savings?

By precisely controlling motor speed, the drive matches output to actual demand, significantly reducing energy consumption compared to fixed-speed operation. This is especially true for pump and fan applications.

Variable speed operation eliminates wasted energy from throttling or bypass methods. The high efficiency design of the drive itself minimizes internal energy losses.

Reduced mechanical stress on equipment due to soft starts and controlled acceleration also leads to lower overall energy usage and maintenance costs.

Q10: What is the warranty and support for the INVT GD27-2R2G-4-B?

INVT typically offers a standard warranty period for its industrial drives. Specific warranty terms are usually detailed in the product documentation or sales agreement.

Technical support is available through INVT's network of distributors and service centers. They can provide assistance with installation, troubleshooting, and parameterization.

Users can also access online resources, manuals, and software tools on the INVT website to aid in the use and maintenance of the GD27-2R2G-4-B.