INVT GD350-022G-6 Goodrive350 High Voltage Inverter 22kW Precision Control 690V Range

The INVT GD350-022G-6 Goodrive350 High Voltage Inverter stands as a robust solution for precision motor control in demanding industrial environments. This 22kW, 690V inverter delivers exceptional performance, offering advanced features such as precise speed and torque control, energy efficiency optimization, and enhanced protection mechanisms. Its intelligent design facilitates seamless integration into various heavy-duty applications, ensuring reliable operation and extended equipment lifespan. The GD350-022G-6 is engineered to meet the stringent requirements of modern industrial automation, making it a premier choice for users seeking high-voltage variable frequency drive technology.

Product Specifications

| Parameter                 | Specification                         |

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

| Model                     | GD350-022G-6                          |

| Rated Power               | 22 kW                                 |

| Rated Voltage             | 690V                                  |

| Input Voltage Range       | 6kV (4-string), 6kV (5-string)        |

| Output Voltage            | 0-Rated Voltage                       |

| Output Frequency          | 0-3000 Hz                             |

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

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

| Protection Class          | IP20                                  |

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

| Communication Interfaces  | RS485, optional Profibus-DP, DeviceNet |

Core Features & Market Positioning

The INVT Goodrive350 series, particularly the GD350-022G-6, distinguishes itself through its advanced sensorless vector control, enabling highly accurate speed and torque regulation even under fluctuating load conditions. This precision control is a key differentiator in markets where consistent process performance is paramount, such as in critical pumping or fan applications. Its robust construction and comprehensive protection features position it as a reliable and durable component in harsh industrial settings, offering a competitive edge against less specialized drives. The inverter's focus on energy efficiency, achieved through optimized control algorithms and power factor correction, further enhances its market appeal by reducing operational costs.

Key Application Scenarios

The INVT GD350-022G-6 is ideally suited for a wide array of high-voltage industrial applications requiring precise motor management. Common scenarios include centrifugal pumps and fans in water treatment plants, HVAC systems, and power generation, where variable speed control can lead to significant energy savings. It is also a strong contender for applications in the petrochemical industry, mining, and material handling, where robust performance and reliability are non-negotiable. The 690V voltage range makes it particularly suitable for powering medium-voltage motors directly, simplifying system architecture and reducing installation complexity.

Practical System Integration Guidance

Integrating the INVT GD350-022G-6 into existing systems involves careful consideration of power connections, control wiring, and communication protocols. For high-voltage applications, ensuring proper grounding and insulation is critical for safety and operational integrity. The inverter supports multiple communication options, including standard RS485 for basic control and monitoring, with optional modules for industrial Ethernet protocols like Profibus-DP and DeviceNet, facilitating seamless integration into distributed control systems (DCS) or supervisory control and data acquisition (SCADA) platforms. Programming the drive for specific applications, such as setting acceleration/deceleration ramps or PID control loops, is managed through the intuitive keypad interface or via PC-based configuration software, simplifying commissioning and fine-tuning.

Operation and Risk Mitigation

Safe and efficient operation of the INVT GD350-022G-6 necessitates adherence to manufacturer guidelines and robust risk mitigation strategies. Proper ventilation and ensuring the ambient temperature remains within specified limits are crucial to prevent overheating and ensure longevity. The drive incorporates numerous protection functions, including overcurrent, overvoltage, undervoltage, and motor thermal overload protection, to safeguard both the inverter and the connected motor. Familiarity with common fault codes, such as "Overcurrent Trip" (OC) or "Overload Trip" (OL), and their corresponding troubleshooting steps is essential for minimizing downtime. Regular maintenance, including visual inspections and cleaning of air filters, further contributes to safe and reliable operation.

Scalability & Long-Term Value

The INVT GD350-022G-6 offers significant long-term value through its inherent scalability and compatibility with evolving industrial automation trends. Its modular design and support for common industrial communication protocols ensure it can be integrated into larger, more complex systems and readily communicate with other intelligent devices, including those involved in Industrial Internet of Things (IIoT) initiatives. The availability of optional communication modules allows for future upgrades to accommodate new network standards or expanded control requirements. By providing precise control and energy efficiency, the GD350-022G-6 contributes to reduced operational expenses and enhanced productivity, thereby maximizing the return on investment over the product's lifecycle.

FAQs

What are the primary benefits of using the INVT GD350-022G-6?

This high-voltage inverter offers superior precision motor control. It excels in energy efficiency, reducing operational costs significantly. The drive also boasts robust protection features for enhanced reliability.

The GD350-022G-6 is designed for demanding industrial applications. Its advanced control algorithms ensure smooth and accurate performance. This leads to better process consistency and product quality.

Its key advantages include ease of integration and a long operational lifespan. This makes it a cost-effective and dependable choice for critical industrial processes.

Can the INVT GD350-022G-6 be used with any high-voltage motor?

The inverter is designed for 690V systems and is compatible with most standard asynchronous motors in this range. Always verify motor nameplate data against inverter specifications for full compatibility.

Proper application matching is crucial for optimal performance and safety. Consult the product manual for detailed motor compatibility guidelines and connection requirements.

Ensure that the motor's power rating and operating characteristics align with the GD350-022G-6's capabilities, especially regarding starting current and torque requirements.

What are the typical applications for the GD350-022G-6?

This inverter is ideal for variable torque loads like pumps and fans in industrial settings. It is also well-suited for compressors and conveyors requiring precise speed control.

Key sectors include water treatment, oil and gas, and mining operations. Its 690V rating makes it perfect for medium-voltage motor applications.

Applications demanding high accuracy, energy savings, and reliable operation benefit greatly from its advanced features.

How does the sensorless vector control of the GD350-022G-6 work?

Sensorless vector control allows precise motor speed and torque regulation without motor-mounted encoders. It estimates motor speed and flux based on voltage and current measurements.

This advanced control method ensures excellent dynamic response and steady-state accuracy. It is crucial for applications needing quick adjustments to load changes.

The GD350-022G-6's sensorless vector control minimizes mechanical complexity and maintenance needs. It provides high-performance motor control cost-effectively.

What communication protocols does the INVT GD350-022G-6 support?

The inverter includes a built-in RS485 interface for serial communication. This enables basic control and monitoring functions.

Optional communication modules are available for integration into advanced networks. These include protocols like Profibus-DP and DeviceNet.

Support for these industrial protocols ensures seamless integration into existing plant automation systems and SCADA.

What are the key safety features of the GD350-022G-6?

The GD350-022G-6 is equipped with comprehensive motor and drive protection functions. These include overcurrent, overvoltage, and undervoltage protection.

It also features thermal overload protection for the motor and the drive itself. This helps prevent damage due to excessive heat or current.

Adherence to proper installation and operating procedures is vital for maximizing safety. Always consult the user manual for detailed safety guidelines.

How is the GD350-022G-6 installed and commissioned?

Installation requires careful attention to high-voltage wiring and grounding practices. Ensure adequate ventilation and environmental conditions are met.

Commissioning involves parameter setting via the keypad or software. This includes configuring motor data, control modes, and I/O assignments.

A thorough system check and test run are recommended after commissioning. This confirms correct operation and safety interlocks.

What is the overload capacity of this inverter?

The INVT GD350-022G-6 can handle 150% of its rated current for 60 seconds. This allows for stable operation during normal load peaks.

For short, severe overloads, it can manage 180% of rated current for 10 seconds. This capability is crucial for applications with high starting torque demands.

This robust overload capability ensures the drive can perform reliably under challenging conditions. It prevents nuisance tripping during transient load increases.

How can energy efficiency be optimized with the GD350-022G-6?

Utilize the variable speed control to match motor output to process demand, reducing energy consumption. The inverter's V/f control and sensorless vector control contribute to this.

Implement features like skip frequency and energy-saving modes when available in the drive's parameters. These settings further minimize power usage during light loads.

Proper system design and motor selection, combined with the inverter's capabilities, yield maximum energy savings. Regular monitoring of power consumption is also beneficial.

What kind of long-term value does the GD350-022G-6 provide?

Its durable construction and advanced protection features ensure a long operational lifespan and reduced maintenance. This minimizes total cost of ownership.

Compatibility with IIoT and modern communication protocols allows for integration into smart factory initiatives. This future-proofs your automation investments.

The energy savings achieved through precise control translate directly into reduced operating expenses. This enhances the overall economic viability of the application.