INVT GD350-045G/055P-45-AS-B Goodrive350 AS Series Inverter 45kW to 55kW Integrated Braking Unit

The INVT GD350-045G/055P-45-AS-B Goodrive350 AS Series Inverter, a robust 45kW to 55kW variable frequency drive, stands out with its integrated braking unit, offering superior control and efficiency for demanding industrial applications. This advanced inverter boasts a powerful 45kW rated power and a 55kW peak power capability, ensuring reliable performance under heavy loads. Its V/f control and vector control modes provide precise motor speed regulation, while the built-in braking unit enhances dynamic response and safety. With an input voltage range of 3-phase 380V/400V/415V and an output frequency of up to 600Hz, the GD350-045G/055P-45-AS-B is engineered for optimal performance across a spectrum of industrial machinery.

Product Specifications

| Parameter              | Specification                               |

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

| Model                  | GD350-045G/055P-45-AS-B                     |

| Series                 | Goodrive350 AS Series                       |

| Rated Power            | 45 kW                                       |

| Peak Power             | 55 kW                                       |

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

| Output Frequency       | 0-600 Hz                                    |

| Control Mode           | V/f Control, Vector Control                 |

| Braking Unit           | Integrated                                  |

| Protection Class       | IP20                                        |

| Mounting Type          | Wall/Cabinet Mounting                       |

Core Features & Market Positioning

The INVT GD350-045G/055P-45-AS-B distinguishes itself through its robust construction and advanced control algorithms, positioning it as a high-value solution for industries requiring reliable and precise motor control. The integrated braking unit is a significant differentiator, simplifying system design and reducing external component costs, a crucial factor for cost-conscious engineers. Its dual control modes, V/f and vector control, offer flexibility for a wide array of applications, from simple fan and pump control to more complex machine tools and material handling systems requiring dynamic torque response. This versatility, combined with INVT's reputation for durable industrial automation products, underscores its competitive advantage in the mid-to-high power VFD market.

Key Application Scenarios

Engineers and plant managers widely deploy the INVT GD350-045G/055P-45-AS-B in sectors such as manufacturing, mining, and water treatment. Its high power rating and integrated braking are ideal for controlling conveyors, pumps, fans, extruders, and machine tools where precise speed adjustments and rapid deceleration are essential. Specific applications include managing the speed of large centrifugal pumps in municipal water systems, controlling the torque and speed of heavy-duty crushers in mining operations, and providing precise motion control for automated production lines in manufacturing plants. The inverter's ability to handle overloads and provide dynamic braking makes it suitable for applications with frequent start/stop cycles and varying load demands.

Practical System Integration Guidance

Integrating the INVT GD350-045G/055P-45-AS-B into existing industrial systems is streamlined by its user-friendly design. Proper wiring is paramount; ensure the input power terminals (L1, L2, L3) are connected to a stable 3-phase AC power source and the output terminals (T1, T2, T3) are correctly wired to the motor. For the integrated braking unit, connect the braking resistor to the designated terminals (B1, B2) to dissipate braking energy effectively, following the manufacturer's recommendations for resistor size and wattage based on the duty cycle. Commissioning involves parameter configuration, including motor data, control modes, and protection settings, typically done via the inverter's keypad or through serial communication using INVT's proprietary software. Setting up overcurrent protection and ensuring correct motor nameplate data entry are critical initial steps for safe and efficient operation.

Operation and Risk Mitigation

Safe operation of the INVT GD350-045G/055P-45-AS-B requires adherence to electrical safety standards and proper maintenance. Before powering up, verify all connections and ensure the motor is correctly phased. During operation, monitor for potential issues like overheating or abnormal noise, which could indicate motor or drive problems. Common fault codes, such as "Overcurrent" (OC), "Overvoltage" (OV), or "Motor Overload" (OL), often point to immediate system issues requiring investigation. For instance, an OC fault might necessitate checking the motor load or current limits, while an OV fault could indicate issues with the power supply or regenerative braking capacity. Implementing appropriate grounding and ensuring adequate ventilation around the drive minimizes the risk of electrical hazards and premature component failure.

Scalability & Long-Term Value

The Goodrive350 AS Series, including the GD350-045G/055P-45-AS-B, offers considerable long-term value through its compatibility and potential for integration into evolving industrial automation landscapes. Its modular design and communication interfaces, such as Modbus RTU, facilitate seamless integration with PLC systems and SCADA networks, enabling centralized control and monitoring. This compatibility supports the adoption of Industrial Internet of Things (IIoT) strategies, allowing for data acquisition on motor performance, energy consumption, and operational status, which can be leveraged for predictive maintenance and process optimization. While direct hardware upgrade paths within this specific model may be limited, its robust performance and ability to connect to broader digital ecosystems ensure its relevance in modern smart factory environments.

Frequently Asked Questions

What are the primary benefits of the INVT GD350-045G/055P-45-AS-B inverter?

This inverter offers an integrated braking unit, simplifying installation and reducing costs. It provides precise motor control through V/f and vector modes for diverse applications. Its robust design ensures reliable operation in demanding industrial settings.

What technical specifications are crucial for the INVT GD350-045G/055P-45-AS-B?

Key specs include its 3-phase 380V/400V/415V input and 45kW rated, 55kW peak power. The output frequency range up to 600Hz and IP20 protection are vital. It supports V/f and vector control methods.

How does the integrated braking unit enhance performance?

The integrated unit allows for faster deceleration and stopping of motor loads. It efficiently dissipates braking energy, crucial for applications with frequent stops. This feature reduces the need for external braking resistors and associated wiring.

What types of industrial applications suit the GD350-045G/055P-45-AS-B?

It excels in heavy-duty tasks like conveyors, crushers, and large pumps. Machine tools and extruders also benefit from its precise torque and speed control. Applications requiring dynamic load handling are ideal.

What are the recommended wiring practices for this inverter?

Connect L1, L2, L3 to the 3-phase AC input power. Wire T1, T2, T3 to the motor terminals. Connect the braking resistor to terminals B1 and B2 as per specifications. Ensure proper grounding.

How is the INVT GD350-045G/055P-45-AS-B commissioned?

Initial setup involves entering motor parameters from the nameplate. Configure control modes, acceleration/deceleration times, and protection limits. Use the keypad or software for parameterization.

What common troubleshooting steps can be taken for this unit?

Check connections and power supply for basic issues. Refer to fault codes like OC, OV, or OL for specific diagnostics. Verify motor and load conditions contributing to errors.

What safety precautions should be observed when operating this inverter?

Always ensure proper grounding and adequate ventilation. Avoid touching live terminals after power down. Follow lockout/tagout procedures during maintenance.

Can this inverter integrate with modern IIoT systems?

Yes, its communication ports, like Modbus RTU, enable integration with PLCs and SCADA. This facilitates data logging and remote monitoring for IIoT applications.

What is the long-term value proposition of the Goodrive350 AS Series?

Its robust design and digital connectivity ensure longevity. Compatibility with control systems supports future upgrades. It aids in optimizing energy usage and operational efficiency.