INVT GD350-011G-4 Goodrive350 Intelligent Vector Drive 11kW Integrated PLC Functions 400V

The INVT GD350-011G-4 Goodrive350 Intelligent Vector Drive 11kW is a high-performance variable frequency drive designed for demanding industrial applications. This drive offers integrated PLC functions, a robust 400V power capability, and advanced vector control for precise motor management. Its key advantages include exceptional energy efficiency, superior torque control, and enhanced operational reliability. Core features encompass a sophisticated control algorithm, flexible I/O configurations, and comprehensive protection mechanisms, positioning it as a leading solution for optimizing machinery performance across various sectors. Technical specifications include an 11kW power rating, 400V input voltage, and a wide frequency output range, ensuring adaptability to diverse motor requirements.

Product Specifications

| Feature                 | Specification                                         |

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

| Model                   | GD350-011G-4                                          |

| Series                  | Goodrive350 Intelligent Vector Drive                  |

| Power Rating            | 11 kW                                                 |

| Input Voltage           | 400V                                                  |

| Control Method          | Vector Control (Sensorless/Closed-Loop)               |

| Output Frequency Range  | 0-3000 Hz                                             |

| Overload Capacity       | 150% for 60s, 180% for 10s                            |

| Communication Interfaces| RS485, CANopen (Optional)                             |

| Protection Functions    | Overvoltage,Undervoltage, Overcurrent, Overtemperature, etc. |

| Integrated PLC          | Yes                                                   |

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

| Dimensions (H x W x D)  | 380mm x 220mm x 215mm (approx.)                       |

Core Features & Market Positioning

The INVT GD350-011G-4 stands out in the competitive industrial automation market due to its sophisticated intelligent vector control, providing exceptional speed and torque accuracy even under fluctuating loads. The integrated PLC functionality is a significant differentiator, enabling complex machine control logic directly within the drive, thereby reducing the need for external controllers and simplifying system architecture. This integration enhances cost-effectiveness and reliability for applications requiring advanced automation. INVT's commitment to robust design and advanced algorithms positions the Goodrive350 series as a reliable and efficient choice for discerning industrial users seeking performance and versatility.

Key Application Scenarios

This 11kW variable frequency drive excels in applications demanding precise motor control and high starting torque. Common scenarios include the operation of pumps and fans in HVAC systems, where variable speed control significantly enhances energy efficiency and reduces operational costs. It is also ideally suited for conveyor systems, machine tools, plastic machinery, and textile machinery, where precise speed regulation and dynamic response are critical for product quality and throughput. The integrated PLC functions allow for seamless adaptation to custom machine sequences and interlocks without external hardware, making it a flexible solution for a wide range of manufacturing processes.

Practical System Integration Guidance

Integrating the INVT GD350-011G-4 into an existing system is streamlined through its user-friendly interface and comprehensive connectivity options. For optimal performance, ensure proper wiring of the power input (L1, L2, L3) and motor outputs (T1, T2, T3), adhering strictly to the voltage and current ratings. The drive supports various control modes, including V/f control and sensorless vector control, configurable via the keypad or communication interface. Programming the integrated PLC can be achieved using standard IEC 61131-3 languages via the INVT software, allowing for customized automation sequences and logic. Careful consideration of ambient temperature and ventilation is crucial for maintaining performance and longevity, with derating required above 40°C.

Operation and Risk Mitigation

Safe operation of the INVT GD350-011G-4 Goodrive350 drive is paramount. Always ensure the unit is properly grounded and that all power sources are disconnected before performing any wiring or maintenance. Familiarize yourself with the drive's extensive protection features, which include overvoltage, undervoltage, overcurrent, and thermal overload protection, to prevent damage to the drive and connected equipment. Common troubleshooting involves checking parameter settings for incorrect configurations, verifying motor connections, and ensuring adequate ventilation. For persistent issues, consulting the drive's fault code list is essential for diagnosing specific errors, such as overcurrent faults (often indicating mechanical impedance) or heatsink overtemperature alarms (requiring improved cooling).

Scalability & Long-Term Value

The INVT GD350-011G-4 offers significant scalability and long-term value for evolving industrial needs. Its modular design and compatibility with standard industrial communication protocols like RS485 and optional CANopen facilitate integration into larger automation systems and IIoT platforms. This enables remote monitoring, diagnostics, and control, aligning with industry 4.0 initiatives. The drive's robust construction and INVT's commitment to product development suggest a reliable long-term investment, with potential for firmware updates to enhance functionality or adapt to new standards. Its ability to precisely control a wide range of motors and its energy-saving capabilities contribute to reduced operational expenses over the product's lifecycle.

FAQs

What are the main advantages of the INVT GD350-011G-4?

The drive offers superior intelligent vector control for precise speed and torque. It also features integrated PLC functions, reducing external component needs. Furthermore, it provides excellent energy efficiency and robust protection mechanisms for reliable operation.

This intelligent vector drive ensures high accuracy in demanding applications. Its built-in PLC simplifies complex machine automation and control logic. The drive's energy-saving capabilities contribute to reduced operational costs for users.

It delivers exceptional performance with a 11kW power rating and 400V input. The robust design ensures long-term operational reliability and durability in industrial environments. Its advanced features make it a versatile solution for various industries.

What technical specifications are critical for the GD350-011G-4?

Key specifications include its 11kW power rating and 400V input voltage. It utilizes advanced vector control for precise motor management. The output frequency range extends up to 3000 Hz for broad application coverage.

The drive offers excellent overload capacity, handling 150% for 60 seconds. It also supports multiple communication interfaces like RS485 for system integration. Protection functions are comprehensive, safeguarding against common electrical faults.

Its compact dimensions and operating temperature range of -10°C to +40°C are important for installation. Understanding these parameters ensures correct application and safe operation.

What types of machinery is the INVT GD350-011G-4 suitable for?

This drive is ideal for pumps, fans, and HVAC systems requiring variable speed control. It is also highly effective for conveyor belts and material handling equipment. Machine tools, plastic extrusion, and textile machinery benefit from its precise torque and speed regulation.

Its integrated PLC makes it adaptable for custom automated processes in manufacturing. Applications needing precise motion control and dynamic response are well-suited for this drive. The 11kW power makes it suitable for medium to heavy-duty industrial machinery.

The drive's versatility allows it to be used in diverse sectors like automotive, food processing, and packaging. Any application demanding efficient and controlled motor operation can leverage its capabilities.

How do I integrate the GD350-011G-4 into a control system?

Ensure proper power and motor wiring according to the manual. Select the appropriate control mode, such as V/f or vector control, via the keypad or software. Utilize the RS485 or optional CANopen interface for communication with PLCs or SCADA systems.

Configure the drive parameters for your specific motor and application requirements. This includes setting motor data, acceleration/deceleration times, and speed references. For advanced control, program the integrated PLC using IEC 61131-3 compatible software.

Install the drive in a well-ventilated area, respecting the ambient temperature limits. Ground the unit securely and follow all safety precautions during installation and commissioning.

What are common fault codes for the Goodrive350 series?

Overcurrent faults (e.g., OC) are common, often indicating rapid acceleration or motor issues. Overtemperature faults (e.g., OT) usually point to inadequate cooling or ambient conditions. Undervoltage or overvoltage faults (e.g., UV, OV) relate to power supply stability.

Other frequent fault codes include motor overload (OL) and heatsink overtemperature (OH). These indicate that the motor is drawing too much current or the drive's internal temperature is too high. Proper motor selection and adequate ventilation are key to preventing these.

Referencing the official INVT manual for the GD350 series is crucial for understanding specific fault codes and their recommended troubleshooting steps. Each code has a defined meaning and resolution procedure.

Can the integrated PLC on the GD350-011G-4 replace a small external PLC?

Yes, the integrated PLC can often replace small external PLCs for basic to intermediate control tasks. It supports standard programming languages, allowing for sequence control, interlocks, and logic operations directly within the drive. This reduces wiring complexity and component count.

For standalone machines with integrated automation requirements, the PLC function simplifies design and reduces overall system cost. It's particularly useful for managing local I/O, timers, and counters for specific machine functions without needing a separate controller.

However, for highly complex systems requiring extensive I/O, advanced networking, or integration with multiple external devices, a dedicated larger PLC might still be necessary. Evaluate the scope of your control logic needs carefully.

What is the typical power consumption profile of this drive?

The power consumption is directly related to the motor load and speed. At full load and rated speed, it consumes power to drive the motor and for its own internal operations. Energy efficiency is a key feature, minimizing losses compared to traditional methods.

When the motor speed is reduced, the power consumed decreases significantly, especially for centrifugal loads like fans and pumps. This is where the drive provides substantial energy savings. In standby mode, consumption is minimal.

The drive's efficiency rating indicates how effectively it converts input power to output power. Higher efficiency means less wasted energy as heat, leading to lower electricity bills over time.

How does the sensorless vector control of the GD350-011G-4 perform compared to V/f control?

Sensorless vector control offers significantly better torque response and speed regulation, especially at low speeds and under varying load conditions. It provides a more precise control similar to closed-loop systems without requiring a motor encoder. This makes it superior for applications needing dynamic performance.

V/f control is simpler and suitable for applications where precise torque control isn't critical, like basic fan or pump speed adjustment. It maintains a constant voltage-to-frequency ratio, which is less accurate for maintaining consistent torque as loads change.

For demanding applications such as hoists, extruders, or machines with frequent load variations, sensorless vector control on the GD350-011G-4 is the preferred method for optimal performance and accuracy.

What are the communication capabilities of the INVT GD350-011G-4?

The GD350-011G-4 comes standard with an RS485 communication interface, allowing for integration with master controllers or supervisory systems using Modbus RTU protocol. This enables remote monitoring of drive status, parameters, and control commands. It also supports optional communication cards, such as CANopen, which is widely used in industrial automation for high-speed, deterministic communication.

These communication capabilities are crucial for building networked automation systems and implementing Industry 4.0 concepts, such as remote diagnostics, predictive maintenance, and centralized control. The ability to exchange data seamlessly between the drive and other devices enhances system flexibility and efficiency.

By leveraging these communication features, users can achieve greater visibility into their processes, optimize operational parameters remotely, and build more sophisticated and integrated automated solutions.

What safety considerations are essential when installing and operating this drive?

Always disconnect all power sources before performing any installation, wiring, or maintenance to prevent electrical shock. Ensure the drive is properly grounded to mitigate risks of electrical hazards and interference. Follow the wiring diagrams meticulously to avoid incorrect connections that could damage the drive or connected equipment.

Utilize the drive's built-in protection functions, such as overcurrent, overvoltage, and thermal overload protection, to safeguard the equipment. Familiarize yourself with potential fault codes and their immediate remedies to address issues promptly. Never operate the drive outside of its specified environmental conditions, especially regarding temperature and humidity.

Implement emergency stop procedures and ensure accessible means for rapid shutdown in critical situations. Regularly inspect wiring and connections for signs of wear or damage. Understanding the drive's operational limits and safety features is key to ensuring a secure working environment.