INVT GD350-090G/110P-45-NS-B Goodrive350 NS Series Inverter 90kW to 110kW with Built-in Braking Unit

The INVT Goodrive350 NS Series inverter, specifically the GD350-090G/110P-45-NS-B model, is a powerful variable frequency drive designed to deliver exceptional performance and control for industrial applications ranging from 90kW to 110kW. This advanced unit features an integrated braking unit, enhancing safety and efficiency by providing robust deceleration capabilities. Its core advantages lie in its precise motor control, energy-saving potential, and robust construction, making it a prime choice for demanding industrial environments. Key technical parameters include a rated power output of 90kW (standard) to 110kW (heavy-duty), an input voltage range of 3-phase 380V/400V/415V, and a sophisticated control method supporting V/f, SVC, and FOC for optimal motor performance across various load conditions. The inclusion of a built-in braking unit simplifies installation and reduces external component requirements, further solidifying its value proposition.

Product Specifications

| Feature                     | Specification                                           |

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

| Model                       | GD350-090G/110P-45-NS-B                                 |

| Series                      | Goodrive350 NS Series                                   |

| Rated Power (Standard)      | 90 kW                                                   |

| Rated Power (Heavy-Duty)    | 110 kW                                                  |

| Input Voltage               | 3-Phase 380V/400V/415V                                  |

| Control Method              | V/f, SVC (Sensorless Vector Control), FOC (Field-Oriented Control) |

| Built-in Braking Unit       | Yes                                                     |

| Protection Level            | IP20                                                    |

| Communication Interfaces    | RS485 (Modbus RTU)                                      |

| Overload Capacity (Standard) | 120% for 60s                                            |

| Overload Capacity (Heavy-Duty) | 150% for 60s                                            |

| Output Frequency Range      | 0-3000 Hz                                               |

Core Features & Market Positioning

The INVT Goodrive350 NS Series inverter distinguishes itself in the competitive industrial automation market through its advanced control algorithms and robust design. Its support for multiple control modes, including Sensorless Vector Control (SVC) and Field-Oriented Control (FOC), allows for highly accurate speed and torque regulation, even under fluctuating load conditions. This technical sophistication positions the GD350-090G/110P-45-NS-B as a premium solution for applications demanding precision and efficiency, such as those in manufacturing, material handling, and pumping systems. The integrated braking unit is a significant differentiator, simplifying system design and reducing installation costs by eliminating the need for external braking resistors in many applications, thereby enhancing its cost-effectiveness and appeal for integrators and end-users alike.

Key Application Scenarios

The versatility of the INVT Goodrive350 NS Series inverter, particularly the GD350-090G/110P-45-NS-B model, makes it suitable for a wide array of demanding industrial applications. Its high power rating and precise control are ideal for managing large centrifugal pumps, ensuring optimal flow rates and significant energy savings in water supply and wastewater treatment plants. In the manufacturing sector, it excels in driving conveyor systems, extruders, and machine tools, providing the necessary torque for smooth acceleration and deceleration, thereby improving process consistency and product quality. Furthermore, its integrated braking unit proves invaluable in material handling applications like cranes and hoists, offering safe and controlled lifting and lowering operations, preventing overspeed conditions, and extending the lifespan of mechanical components.

Practical System Integration Guidance

Integrating the INVT Goodrive350 NS Series inverter into existing industrial systems is streamlined due to its thoughtful design. For wiring, ensure that the main power terminals (L1, L2, L3) are connected to the appropriate AC power source, and the motor output terminals (T1, T2, T3) are securely connected to the motor windings. The control terminals offer flexibility for digital inputs and outputs, analog inputs/outputs, and communication via RS485 for integration with SCADA or PLC systems. When programming, users can leverage the intuitive keypad interface or PC-based configuration software to set parameters such as motor data, acceleration/deceleration times, speed references, and braking configurations. The built-in braking unit typically requires minimal external connections, often only needing to be enabled via a digital input or a specific parameter setting, simplifying setup and reducing potential wiring errors.

Operation and Risk Mitigation

Safe and efficient operation of the INVT Goodrive350 NS Series inverter, GD350-090G/110P-45-NS-B, is paramount. Before commissioning, always verify that the motor nameplate data is accurately entered into the inverter's parameters to ensure optimal performance and prevent damage. During operation, pay close attention to environmental conditions, ensuring the inverter operates within its specified temperature and humidity ranges to prevent overheating. Common operational risks include motor overload, which can be mitigated by correctly setting the overload protection parameters according to the motor's rating and the application's duty cycle. Critical fault codes, such as "Overcurrent" (OC), "Overvoltage" (OV), or "Motor Overload" (OL), should be addressed promptly by consulting the user manual for specific troubleshooting steps, which may involve checking wiring, motor insulation, load conditions, or parameter settings.

Scalability & Long-Term Value

The INVT Goodrive350 NS Series inverter is designed with future-proofing and long-term value in mind. Its modular design and support for standard communication protocols like Modbus RTU facilitate seamless integration with existing automation platforms and allow for easy expansion of control systems. This ensures that the GD350-090G/110P-45-NS-B can be a cornerstone in evolving industrial environments, readily connecting to PLCs, HMIs, and IIoT platforms for enhanced data acquisition and remote monitoring capabilities. The inherent energy-saving features, coupled with the robust construction and advanced motor control, contribute to a lower total cost of ownership by reducing energy consumption and minimizing maintenance requirements over the product's lifespan.

FAQs

What is the power range of the INVT GD350-090G/110P-45-NS-B inverter?

This INVT Goodrive350 NS Series inverter supports a power range from 90kW in standard duty applications up to 110kW for heavy-duty scenarios. It is engineered for robust performance in demanding industrial settings.

The specific model is designed to accommodate a wide spectrum of motor sizes and load requirements within these power brackets, ensuring flexibility for various industrial machinery. Its advanced design allows for optimal efficiency across this entire power range, making it a versatile solution.

This wide power capability ensures that the inverter can effectively drive large industrial motors commonly found in applications such as large pumps, fans, compressors, and heavy machinery. It provides precise control and reliable operation for these high-demand systems.

Does the INVT GD350-090G/110P-45-NS-B inverter have a built-in braking unit?

Yes, the INVT GD350-090G/110P-45-NS-B inverter is equipped with a built-in braking unit. This feature is crucial for applications requiring rapid and safe deceleration of motor speed.

The integrated braking system simplifies installation by reducing the need for external braking components, saving space and lowering overall system costs. It enhances the inverter's ability to manage kinetic energy during stops.

This built-in functionality ensures consistent braking performance, contributing to improved safety protocols and extended lifespan of mechanical equipment by preventing excessive stress during stopping operations.

What types of motor control does the INVT GD350-090G/110P-45-NS-B support?

The INVT Goodrive350 NS Series inverter supports multiple advanced motor control methods, including V/f, Sensorless Vector Control (SVC), and Field-Oriented Control (FOC). This ensures precise speed and torque regulation for various applications.

Sensorless Vector Control (SVC) provides excellent dynamic performance and torque control without requiring motor encoders, making it suitable for many industrial drives. FOC offers the highest precision for applications demanding very accurate speed and torque tracking.

The inclusion of these diverse control strategies allows users to select the optimal method based on the specific requirements of their application, maximizing efficiency, performance, and motor responsiveness.

What is the input voltage for the INVT GD350-090G/110P-45-NS-B?

The INVT GD350-090G/110P-45-NS-B inverter operates on a 3-phase input voltage ranging from 380V to 415V, with nominal values typically being 380V/400V/415V. This range is standard for industrial power grids in many regions.

It is essential to ensure that the available power supply matches the inverter's specified input voltage range for proper operation and to prevent damage. Always verify local power grid characteristics.

This robust input voltage capability makes the inverter compatible with most industrial power systems designed for this voltage level, facilitating straightforward integration into existing electrical infrastructure.

What communication protocols are available on the INVT GD350-090G/110P-45-NS-B?

The INVT GD350-090G/110P-45-NS-B inverter is equipped with an RS485 communication interface that supports the Modbus RTU protocol. This enables easy integration into supervisory control and data acquisition (SCADA) systems or programmable logic controllers (PLCs).

Modbus RTU is a widely adopted serial communication protocol in industrial automation, allowing for reliable and efficient data exchange between the inverter and other control devices. It facilitates remote monitoring and control.

Users can leverage this standard protocol to program, monitor, and diagnose the inverter's status and parameters remotely, enhancing operational efficiency and enabling advanced automation strategies within a plant-wide network.

How is the INVT GD350-090G/110P-45-NS-B installed?

Installation of the INVT GD350-090G/110P-45-NS-B requires mounting it in a well-ventilated area, typically on a vertical surface, ensuring adequate clearance for heat dissipation. Proper grounding of the inverter and motor is critical for safety and electromagnetic compatibility.

Main power wiring involves connecting the 3-phase input to terminals L1, L2, L3, and the motor output to T1, T2, T3. Control wiring for digital inputs, outputs, and analog signals should be routed separately from power cables to minimize electrical noise interference.

Before powering up, it is crucial to perform insulation resistance tests on the motor and wiring. Following these steps and referring to the detailed manual ensures safe and reliable operation of the inverter and connected motor.

What are the overload capabilities of this inverter?

The INVT GD350-090G/110P-45-NS-B inverter offers excellent overload capabilities tailored to different duty cycles. For standard duty (G) applications, it can handle 120% of its rated current for up to 60 seconds.

For heavy-duty (P) applications, which involve more demanding start-up loads or frequent acceleration/deceleration, the inverter can sustain 150% of its rated current for up to 60 seconds. This ensures robust performance under challenging conditions.

These overload capacities are essential for applications with high starting torques or fluctuating loads, allowing the inverter to manage temporary overcurrents without tripping, thus ensuring continuous and reliable operation of the machinery.

What safety considerations are important when operating this inverter?

Safety is paramount when operating any industrial inverter. Ensure all power sources are disconnected before performing any wiring or maintenance. Always adhere to local electrical codes and use appropriate personal protective equipment (PPE).

Proper grounding of the inverter and motor is critical to prevent electrical shock hazards and to mitigate electromagnetic interference (EMI) that could affect other sensitive equipment. Incorrect grounding is a significant safety risk.

Always refer to the official INVT user manual for detailed safety instructions, including emergency stop procedures, fault handling, and specific precautions related to the built-in braking unit, to ensure safe operational practices.

What is the protection rating of the INVT GD350-090G/110P-45-NS-B?

The INVT GD350-090G/110P-45-NS-B inverter has an IP20 protection rating. This means it is protected against solid objects larger than 12.5 mm (like fingers) but offers no protection against water ingress.

Therefore, it is essential to install this inverter in a clean, dry environment, free from dust, moisture, or corrosive substances, to maintain its operational integrity and prevent premature failure. A control cabinet is often recommended.

The IP20 rating signifies that the inverter is intended for use in protected industrial control panels or enclosures where additional environmental protection is provided by the surrounding housing.

Can this inverter be integrated with IIoT platforms?

Yes, the INVT GD350-090G/110P-45-NS-B inverter can be integrated with Industrial Internet of Things (IIoT) platforms. Its built-in RS485 communication port supports the Modbus RTU protocol, which is widely compatible with various IIoT gateways and software solutions.

By connecting the inverter to an IIoT gateway or directly to a network via appropriate communication converters, operational data such as speed, torque, current, voltage, and fault status can be collected and transmitted. This enables remote monitoring, predictive maintenance, and performance analysis.

This connectivity allows for advanced data-driven decision-making, optimizing operational efficiency, reducing downtime through early fault detection, and facilitating the development of smart factory initiatives by incorporating the inverter into a broader digital ecosystem.