INVT GD350-5R5G/7R5P-45-AS Goodrive350 AS Series Book Size Inverter 5.5kW to 7.5kW Compact Design
The INVT GD350-5R5G/7R5P-45-AS Goodrive350 AS Series Book Size Inverter, with a power range from 5.5kW to 7.5kW, offers a compact design and robust performance for demanding industrial applications. This inverter distinguishes itself with its space-saving form factor, advanced control algorithms, and enhanced protection features, making it a compelling choice for machinery manufacturers and system integrators seeking efficiency and reliability. Its core advantages lie in its high power density, flexible configuration options, and straightforward integration capabilities, all packaged within a narrow, book-style chassis designed for easy panel mounting. Key technical parameters include a rated power output of 5.5kW for the GD350-5R5G model and 7.5kW for the GD350-7R5P model, operating with a 45-ampere output current rating. The input voltage is typically 3-phase 380-440V AC.
Product Specifications
| Parameter | Value |
| :------------------ | :----------------------------------- |
| Model | GD350-5R5G/7R5P-45-AS |
| Series | Goodrive350 AS Series |
| Power Range | 5.5kW (GD350-5R5G) to 7.5kW (GD350-7R5P) |
| Output Current | 45A |
| Input Voltage | 3-Phase 380-440V AC |
| Design | Book Size / Compact |
| Control Method | Sensorless Vector Control, V/f Control |
| Protection Features | Overload, Overvoltage, Undervoltage, Short Circuit, Overheating, etc. |
Core Features & Market Positioning
The INVT Goodrive350 AS Series inverter is positioned as a high-performance, cost-effective solution for variable speed drive applications. Its compact, book-style design is a significant differentiator, allowing for significantly reduced panel space requirements compared to traditional inverter footprints. This space-saving attribute is crucial for machine builders aiming to optimize cabinet size and density. Furthermore, the inverter employs advanced sensorless vector control technology, providing precise speed and torque control even without motor encoders, which simplifies installation and reduces system costs. The robust overload capacity ensures stable operation under demanding load conditions, a vital aspect for applications involving frequent torque fluctuations. INVT's commitment to reliable industrial automation is evident in the GD350-5R5G/7R5P-45-AS, positioning it as a competitive offering against other leading VFD manufacturers in the mid-power range.
Key Application Scenarios
The versatility and compact nature of the INVT GD350-5R5G/7R5P-45-AS make it ideal for a wide array of industrial applications. It is exceptionally well-suited for pump and fan control, where its V/f control and energy-saving features can lead to substantial operational cost reductions. In the packaging industry, its precise speed and torque control are invaluable for conveyor systems, filling machines, and labeling equipment, ensuring high throughput and product quality. Textile machinery, such as spinning frames and looms, benefit from the stable motor speed regulation provided by the inverter's sensorless vector control. Other common applications include material handling, woodworking machinery, and general-purpose industrial drives where a compact, reliable, and efficient solution is paramount.
Practical System Integration Guidance
Integrating the INVT GD350-5R5G/7R5P-45-AS into existing or new systems is facilitated by its user-friendly design. The inverter supports multiple communication protocols, including Modbus RTU, allowing for seamless integration into SCADA and PLC-based control systems. Wiring should be performed according to standard industrial practices, ensuring proper grounding of the inverter, motor, and control circuits to prevent electrical noise and ensure safety. For optimal performance, motor parameters should be accurately tuned during the commissioning phase using the inverter's auto-tuning function, which calibrates the drive to the specific motor characteristics. The narrow form factor allows for side-by-side mounting of multiple units, further enhancing cabinet density.
Operation and Risk Mitigation
Safe and efficient operation of the INVT Goodrive350 AS Series inverter relies on adherence to operational guidelines and proactive risk mitigation. Users must ensure that the inverter is installed in a well-ventilated environment to prevent overheating, as its compact design concentrates heat dissipation. Prior to powering up, all wiring connections should be double-checked for correctness and tightness to prevent short circuits or phase loss. Familiarizing oneself with common fault codes, such as overload (F01), overvoltage (F03), and motor short circuit (F06), is crucial for prompt troubleshooting and minimizing downtime. Implementing appropriate safety measures, like emergency stop functions and interlocks, is essential to protect personnel and equipment.
Scalability & Long-Term Value
The INVT GD350-5R5G/7R5P-45-AS offers inherent scalability and long-term value through its robust design and compatibility with modern industrial automation trends. Its ability to integrate with various communication networks supports the transition towards Industry 4.0 and the Industrial Internet of Things (IIoT), enabling remote monitoring, diagnostics, and predictive maintenance. While specific upgrade paths directly from this model might vary, INVT's broader product portfolio ensures compatibility with subsequent generations of drives and control systems. The energy-saving capabilities, particularly in variable load applications, contribute to a reduced total cost of ownership over the lifespan of the equipment.
Frequently Asked Questions
What are the primary advantages of the INVT GD350-5R5G/7R5P-45-AS inverter?
The INVT GD350-5R5G/7R5P-45-AS excels with its exceptionally compact, book-style design, saving valuable panel space. It offers advanced sensorless vector control for precise motor performance without encoders. The inverter also boasts robust overload capability and comprehensive protection features for reliable operation.
This compact form factor is a major selling point for machine builders and system integrators focused on maximizing cabinet density. Its efficient motor control translates directly into energy savings and improved process control, enhancing overall operational efficiency.
The integration of advanced protective functions ensures extended equipment lifespan and minimizes costly downtime due to electrical faults or motor issues. These combined benefits make it a highly competitive choice in its power class.
How do I perform basic parameter setting for the INVT Goodrive350 AS Series inverter?
Basic parameter setting typically involves accessing the drive's menu via the keypad or through communication software. You will need to set fundamental motor parameters like rated voltage, frequency, current, and poles. For applications requiring precise speed, sensorless vector control parameters should be configured.
It is crucial to perform the auto-tuning function, which calibrates the drive to the specific motor characteristics for optimal performance and protection. This step automatically detects motor parameters and fine-tunes control loops.
Consulting the official INVT Goodrive350 manual is highly recommended for detailed step-by-step instructions and explanations of each parameter group. Proper initial setup is key to unlocking the inverter's full potential and ensuring safe operation.
What types of motors are compatible with the INVT GD350-5R5G/7R5P-45-AS?
This inverter is designed to control standard 3-phase induction motors. It supports both V/f control and sensorless vector control modes, making it versatile for a wide range of motor types within its power and voltage specifications. The 380-440V AC input voltage is standard for many industrial motors.
For optimal performance with sensorless vector control, it is recommended to use motors with a stable impedance and inductance characteristic. While it can drive most standard asynchronous motors, the specific motor's nameplate data is essential for accurate parameterization.
Always ensure that the motor's rated power and current are within the specified range of the inverter model (5.5kW or 7.5kW) and its 45A output current rating. Using an undersized or oversized motor can lead to performance issues or damage.
