INVT GD350-015G/018P-45-NS Goodrive350 NS Series Inverter 15kW to 18.5kW Professional Vector Drive

The INVT GD350-015G/018P-45-NS Goodrive350 NS Series Inverter is a robust, professional vector drive engineered for demanding industrial applications, offering precise motor control and exceptional performance. This unit, with a power range from 15kW to 18.5kW, excels in delivering high torque at low speeds and rapid dynamic response, making it ideal for complex machinery. Its advanced control algorithms ensure optimal energy efficiency and operational reliability.

Product Specifications

| Parameter                 | Value                                    |

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

| Model Series              | Goodrive350 NS Series                    |

| Power Range               | 15kW (GD350-015G-45-NS) to 18.5kW (GD350-018P-45-NS) |

| Input Voltage             | 3-Phase, 380V-400V                       |

| Output Voltage            | 3-Phase, 380V-400V                       |

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

| Frequency Output          | 0-3000 Hz                                |

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

| Protection Features       | IP20 Enclosure                           |

| Communication Interfaces  | RS485 (standard), Optional Fieldbus cards |

| Ambient Temperature Range | -10°C to +40°C                           |

Core Features & Market Positioning

The Goodrive350 NS Series inverter distinguishes itself through its sophisticated sensorless vector control, providing precise torque and speed regulation even without motor encoders. This advanced control technology offers a significant competitive advantage in applications requiring dynamic performance and stability, positioning it as a premium solution for sectors valuing accuracy and efficiency. The inverter's robust overload capability ensures consistent operation under challenging load conditions, a key differentiator for machinery operating in harsh industrial environments. Its integrated safety functions and flexible communication options further enhance its market appeal, offering a comprehensive and reliable drive solution.

Key Application Scenarios

The INVT GD350-015G/018P-45-NS is exceptionally suited for a wide array of industrial applications where precise motor control is paramount. It is frequently employed in the textile industry for warp knitting machines and dyeing equipment, where consistent speed and tension are critical for product quality. In the plastics and rubber sector, it drives extruders, injection molding machines, and winders, benefiting from its high starting torque and smooth operation. Furthermore, its capabilities are leveraged in machine tools, such as CNC machines and metal forming equipment, demanding precise positioning and rapid acceleration/deceleration. Packaging machinery, fans, pumps, and conveyors also benefit from the energy savings and enhanced control offered by this professional vector drive.

Practical System Integration Guidance

Integrating the INVT Goodrive350 NS Series inverter into existing systems is streamlined due to its user-friendly interface and comprehensive terminal configurations. For wiring, ensure all power connections adhere to the specified voltage and current ratings, utilizing appropriate cable gauges and grounding techniques for safety and signal integrity. Commissioning typically involves parameter setup, including motor data identification, control mode selection (e.g., V/f or sensorless vector), and setting application-specific acceleration/deceleration times. The standard RS485 communication port allows for easy integration into SCADA systems or PLC networks for remote monitoring and control. For advanced applications, optional fieldbus modules provide compatibility with common industrial networks like Profibus or Modbus TCP.

Operation and Risk Mitigation

Operating the INVT GD350-015G/018P-45-NS requires adherence to safety protocols, particularly concerning high voltages present during operation and after power-off. Ensure proper ventilation to maintain the operating temperature within the specified range of -10°C to +40°C to prevent overheating and potential damage. Common troubleshooting may involve addressing fault codes displayed on the unit; for instance, an "OC" (Overcurrent) fault might indicate an issue with motor load, acceleration settings, or internal drive components. Referencing the user manual for specific fault code explanations and reset procedures is crucial for minimizing downtime and ensuring safe operation. Regular inspection of connections and environment will mitigate risks associated with electrical faults and mechanical failures.

Scalability & Long-Term Value

The Goodrive350 NS Series offers inherent scalability through its flexible power ratings and communication options, allowing for seamless integration into expanding production lines or upgrades from older drive systems. Its compatibility with various motor types and the availability of optional fieldbus cards ensure future-proof integration with evolving industrial automation platforms and IIoT solutions. The robust design and advanced control algorithms contribute to significant long-term value by optimizing energy consumption, reducing mechanical wear on connected equipment, and enhancing overall process efficiency. This focus on operational excellence and adaptability makes the INVT GD350 a sound investment for businesses seeking to improve productivity and reduce operational costs.

Frequently Asked Questions (FAQs)

Q1: What are the main advantages of the INVT GD350-015G/018P-45-NS inverter?

This inverter offers superior torque control and rapid dynamic response. It excels in energy efficiency through advanced control algorithms. Its robust design ensures high reliability in demanding industrial settings.

It provides precise motor speed and position regulation, crucial for complex machinery. The unit boasts excellent overload capacity for challenging applications. Its advanced features simplify integration and operation.

The sensorless vector control delivers performance comparable to closed-loop systems. This leads to reduced maintenance and increased uptime for your equipment. It's a professional-grade solution for high-performance needs.

Q2: Can this inverter be used with different types of motors?

Yes, the INVT GD350-015G/018P-45-NS is designed for versatile motor compatibility. It supports various AC induction motors. The drive is suitable for both standard and high-performance motor applications.

It features an auto-tuning function to optimize parameters for specific motor characteristics. This ensures maximum efficiency and performance. The drive offers both V/f and sensorless vector control modes.

This flexibility allows for optimal matching with a wide range of motor designs and loads. It simplifies selection and implementation across diverse industrial setups.

Q3: What are the typical applications for this specific INVT Goodrive350 model?

This drive is ideal for high-demand industrial machinery. Applications include textile manufacturing equipment and plastic extruders. It's also used in metal processing and packaging lines.

Its precise control makes it suitable for pumps and fans requiring variable speed operation. It enhances efficiency and reduces energy consumption in these systems. The 15kW to 18.5kW range covers many medium-to-heavy duty applications.

You will find it integrated into CNC machines, conveyors, and winding equipment. Its performance characteristics meet the stringent requirements of modern automation.

Q4: How do I connect the motor to the INVT GD350 inverter?

Connect the motor's three power leads (U, V, W) to the corresponding inverter output terminals. Ensure secure connections using appropriate terminal sizes. Always disconnect power before making any wiring changes.

Proper grounding is essential for safety and signal integrity. Connect the motor's ground wire to the inverter's ground terminal. Consult the manual for specific wiring diagrams based on motor type.

Use shielded motor cables for installations longer than a few meters to minimize electrical noise. Follow torque specifications for terminals to prevent loose connections.

Q5: What is the recommended ambient temperature range for operating this inverter?

The INVT GD350-015G/018P-45-NS should be operated within an ambient temperature range of -10°C to +40°C. Operating outside this range can affect performance and longevity. Ensure adequate ventilation around the drive.

Temperatures above +40°C may require derating the inverter's output capacity. Lower temperatures below -10°C might necessitate specific startup procedures or heaters. Always check the detailed specifications for optimal environmental conditions.

Maintaining the recommended temperature range is critical for the internal electronic components. Proper cooling prevents premature component failure and ensures consistent operation.

Q6: What communication protocols does this inverter support?

The INVT GD350 NS Series inverter comes standard with an RS485 communication interface. This allows for integration using Modbus RTU protocol. It is a widely adopted standard in industrial automation.

Optional fieldbus cards are available for expanded connectivity. These can include protocols like Profibus DP, DeviceNet, and Modbus TCP/IP. This enhances compatibility with various control systems.

The communication ports enable remote monitoring, control, and parameter configuration. This is vital for networked industrial applications and IIoT integration.

Q7: What is the overload capacity of the Goodrive350 NS Series inverter?

The inverter can handle an overload of 150% of its rated current for 60 seconds. It can also withstand a momentary overload of 180% for 10 seconds. This capability is crucial for applications with high starting torque requirements.

This robust overload performance ensures the drive can manage transient load surges without tripping. It's particularly beneficial for machinery that experiences sudden load increases. This prevents process interruptions and maintains productivity.

The specific overload ratings are designed to protect the motor and drive while allowing for maximum operational flexibility. Always consult the manual for precise duty cycle limitations.

Q8: How do I perform motor auto-tuning on this drive?

Access the parameter menu and select the auto-tuning function. The inverter will automatically identify the motor's parameters. Ensure the motor is disconnected from the load for accurate initial tuning.

During auto-tuning, the drive measures motor impedance and other electrical characteristics. This process optimizes the sensorless vector control performance. Follow the on-screen prompts for completion.

Once auto-tuning is complete, save the parameters. This ensures the inverter operates at peak efficiency and provides the best possible control for your specific motor.

Q9: What safety features are integrated into the INVT GD350-015G/018P-45-NS?

This inverter features comprehensive protection functions against various electrical faults. These include overcurrent, overvoltage, undervoltage, and overtemperature protection. It also has motor overload and short-circuit protection.

It complies with relevant safety standards for industrial drives. Proper installation with grounding and emergency stop integration is crucial. The IP20 enclosure provides basic protection against solid objects.

Always refer to the product manual for a complete list of safety features and recommended installation practices. Safe operation relies on both the drive's features and correct system design.

Q10: Can this inverter be used for variable speed pump or fan applications?

Yes, the INVT GD350-015G/018P-45-NS is highly effective for variable speed pump and fan control. Its precise speed regulation ensures optimal flow and pressure management. Energy savings are significant in these applications.

The sensorless vector control provides smooth operation at low speeds. This reduces mechanical stress on pumps and fans. It also helps in noise reduction.

The drive's flexibility in parameter setting allows for easy adaptation to different pump and fan curves. This makes it a cost-effective and efficient solution for HVAC and water management systems.