INVT GD350-030G/037P-45-NS Goodrive350 NS Series Inverter 30kW to 37kW Heavy Duty Power Stage

The INVT GD350-030G/037P-45-NS Goodrive350 NS Series Inverter, a robust 30kW to 37kW heavy-duty power stage, exemplifies advanced motor control technology designed for demanding industrial applications. This inverter boasts superior overload capacity, achieving 150% for 60 seconds and 180% for 10 seconds, ensuring reliable operation under extreme load conditions. It features a high-performance V/f control, as well as advanced vector control modes, including sensorless vector control (SVC) and closed-loop vector control, delivering exceptional speed and torque precision. The integrated braking unit is standard, offering enhanced safety and system response. With a modular design and support for fieldbus communication protocols like Modbus, Profibus, and EtherNet/IP, the GD350-NS series provides excellent flexibility and integration capabilities for sophisticated automation systems.

Product Specifications

| Parameter                 | Specification                                     |

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

| Model Series              | Goodrive350 NS Series                             |

| Product Code              | GD350-030G/037P-45-NS                             |

| Power Range               | 30kW (030G) to 37kW (037P)                        |

| Input Voltage             | 3-Phase, 380V-460V                                |

| Output Voltage            | 3-Phase, 380V-460V                                |

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

| Control Modes             | V/f Control, Sensorless Vector Control (SVC), Closed-Loop Vector Control |

| Braking Unit              | Standard Integrated                               |

| Communication Interfaces  | Modbus, Profibus, EtherNet/IP (Optional Modules) |

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

| Operating Temperature     | -10°C to +40°C (Derating above 40°C)              |

| Installation              | Wall-mounted or Cabinet Installation              |

Core Features & Market Positioning

The INVT GD350-030G/037P-45-NS positions itself as a premium solution for industries requiring unparalleled motor performance and reliability. Its key differentiator lies in its exceptional overload handling capabilities, a critical factor in heavy-duty applications such as mining, metallurgy, and heavy machinery. The inclusion of multiple advanced vector control algorithms allows for precise speed and torque regulation, minimizing process variations and enhancing product quality. Unlike many competitors, the GD350-NS series comes standard with an integrated braking unit, simplifying system design and reducing overall costs for applications with high inertia loads. This focus on integrated functionality and robust performance under stress sets the GD350-NS apart in a competitive industrial automation market.

Key Application Scenarios

This heavy-duty inverter is engineered for applications where sustained high torque and precise motor control are paramount. It excels in driving pumps and fans in large industrial facilities, including water treatment plants and HVAC systems, where variable speed operation can lead to significant energy savings. In the manufacturing sector, the GD350-NS is ideal for extruders, conveyors, and mixers, particularly those handling dense materials or requiring rapid acceleration and deceleration. Its robust design also makes it suitable for demanding environments found in the oil and gas industry, as well as in crane and hoist applications, where precise load positioning and safety are critical considerations.

Practical System Integration Guidance

Integrating the INVT GD350-030G/037P-45-NS into an industrial system involves careful consideration of power, control, and communication wiring. For power connections, ensure the incoming three-phase power supply is correctly connected to the L1, L2, L3 terminals, and the motor is wired to U, V, W. The integrated braking resistor, if used, should be connected to the BR+ and BR- terminals. For commissioning, initial parameter setup is crucial. Accessing the parameter menu allows for configuration of motor data, control modes (e.g., SVC for general use, closed-loop for precise positioning), and overload settings. For communication, optional communication cards can be installed in designated slots, requiring proper wiring to the network and configuration of communication parameters within the inverter's menu to ensure seamless integration with PLC or SCADA systems.

Operation and Risk Mitigation

Operating the INVT GD350-030G/037P-45-NS requires adherence to safety protocols. Before powering on, verify all electrical connections and ensure the motor is correctly specified for the inverter's output. During operation, monitor motor temperature and inverter status via the display or communication interface. Key fault codes to be aware of include "OC" (Overcurrent), often indicating motor or load issues, and "OH" (Overheating), signaling potential cooling problems or exceeding duty cycle limits. "UV" (Undervoltage) and "OV" (Overvoltage) relate to power supply stability. Promptly addressing these faults by consulting the user manual for specific troubleshooting steps is essential to prevent equipment damage and ensure operational continuity.

Scalability & Long-Term Value

The INVT GD350-030G/037P-45-NS offers significant scalability and long-term value through its modular design and compatibility with industrial communication standards. The availability of optional communication modules for protocols like Profibus and EtherNet/IP allows for easy integration into existing or future IIoT and Industry 4.0 platforms, enabling advanced data acquisition and remote monitoring. This facilitates predictive maintenance strategies and optimization of production processes. Furthermore, the inverter's robust construction and advanced control algorithms ensure a long operational lifespan, minimizing the need for frequent replacements. Its ability to adapt to evolving automation landscapes through communication upgrades provides a future-proof investment for industrial operations.

FAQs

What is the typical application for the INVT GD350-030G/037P-45-NS?

This heavy-duty inverter is designed for demanding industrial tasks requiring high torque. It is commonly used for pumps, fans, extruders, and conveyors. Applications requiring precise speed and torque control benefit greatly.

The GD350-NS series excels in sectors like manufacturing, mining, and water treatment. Its robust build handles challenging operating conditions and variable loads effectively.

Industries needing reliable motor performance under frequent starts and stops, or with high inertia loads, find this model ideal. It ensures consistent operation and process stability.

How does the overload capacity of the GD350-NS series benefit users?

The inverter can handle 150% of its rated current for 60 seconds. This allows for smoother acceleration of high-inertia loads without tripping.

It also supports 180% overload for 10 seconds, crucial for transient load demands in applications like crushers or presses. This prevents nuisance shutdowns.

This superior overload capability ensures the inverter's longevity and operational reliability, reducing maintenance needs and downtime.

What control modes are available on the INVT GD350-030G/037P-45-NS?

It supports basic V/f control for simpler applications. This mode is easy to set up and widely compatible with various motor types.

Advanced sensorless vector control (SVC) provides excellent speed and torque precision without motor feedback. This is ideal for many demanding applications.

For the utmost precision, closed-loop vector control is also an option. This mode uses motor encoder feedback for superior dynamic response and positioning accuracy.

Can this inverter be integrated with existing automation systems?

Yes, the GD350-NS series supports standard industrial communication protocols. Modbus is often built-in for easy integration.

Optional communication modules are available for Profibus and EtherNet/IP. This allows seamless connectivity with PLCs and SCADA systems.

This flexibility ensures it fits into diverse automation architectures, supporting IIoT and Industry 4.0 initiatives effectively.

What are the main advantages of the INVT Goodrive350 NS Series?

A key advantage is its high overload capacity, ensuring reliable operation during peak demands. This reduces the risk of unexpected shutdowns.

The inverter offers multiple advanced control modes for precise motor operation. This optimizes performance and energy efficiency across various loads.

Its standard integrated braking unit and modular communication options enhance system design flexibility and reduce installation complexity.

How is system protection ensured with this inverter?

The GD350-NS series features comprehensive built-in protection functions. This includes safeguards against overcurrent and overvoltage conditions.

It also monitors for undervoltage and overtemperature, preventing damage to the inverter and connected motor. Regular self-diagnostics are performed.

These robust safety features contribute to operational stability and extend the lifespan of the equipment, minimizing repair costs.

What is the power range of the INVT GD350-030G/037P-45-NS?

This specific model covers a power range from 30kW up to 37kW. It is designed for heavy-duty industrial applications.

The dual rating (030G/037P) indicates its capacity to handle motors up to 30kW or 37kW, depending on the specific motor characteristics and application demands.

This range makes it suitable for larger industrial machinery where significant motor power is required for operation.

What kind of maintenance is required for the GD350-NS series?

Regular visual inspections for dust buildup and proper ventilation are recommended. Ensure cooling fans are functioning correctly.

Periodically check electrical connections for tightness. Keep operating logs and monitor for any recurring fault codes for early detection of issues.

Refer to the user manual for detailed maintenance schedules and troubleshooting guidance specific to the inverter's operational environment.

Does the inverter support variable frequency drive (VFD) applications?

Yes, as a VFD, its primary function is to control motor speed by varying frequency. It excels in V/f and vector control applications.

This allows for precise speed adjustments in response to process demands, leading to energy savings and improved control accuracy.

The GD350-NS series is a powerful tool for optimizing energy consumption and operational efficiency in VFD-driven systems.

What are the implications of the "NS" in the product name?

The "NS" designation typically signifies a specific series or feature set within INVT's product line. In this case, it indicates the Goodrive350 NS Series.

This series is characterized by its heavy-duty capabilities, robust performance, and advanced features like integrated braking units. It's tailored for demanding industrial environments.

Understanding the "NS" designation helps in quickly identifying the product's intended application and its advanced technical specifications compared to other INVT inverter series.