INVT GD10-0R7G-2-B VFD for Small 3-Phase Motor Drive

The INVT GD10-0R7G-2-B Variable Frequency Drive (VFD) is a compact and efficient solution engineered for precise control of small three-phase motor applications. This VFD delivers a robust 0.75 kW (1 HP) output, operating on a 230V input, and is specifically designed to optimize motor performance, reduce energy consumption, and extend equipment lifespan. Its key advantages lie in its user-friendly interface, advanced control algorithms, and reliable performance in demanding industrial environments. The GD10-0R7G-2-B boasts a high starting torque capability, precise speed regulation, and comprehensive protection features, making it an ideal choice for a wide range of machinery.

Product Specifications

| Parameter             | Specification                  |

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

| Model                 | GD10-0R7G-2-B                  |

| Rated Power (kW)      | 0.75                           |

| Rated Power (HP)      | 1                              |

| Input Voltage (V)     | 230                            |

| Output Voltage (V)    | 0 - 230                        |

| Output Current (A)    | 4.0                            |

| Output Frequency (Hz) | 0 - 400                        |

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

| Protection Class      | IP20                           |

| Dimensions (WxHxD mm) | 70 x 150 x 120                 |

Core Features & Market Positioning

The INVT GD10-0R7G-2-B distinguishes itself through its exceptional value proposition, offering sophisticated motor control features typically found in higher-end VFDs at a competitive price point. Its proprietary V/f (Volts per Hertz) control with an advanced flux vectoring algorithm ensures excellent speed accuracy and torque responsiveness, even under varying load conditions. This drive is positioned as a highly reliable and cost-effective solution for small to medium enterprises (SMEs) and specialized industrial applications seeking to upgrade their motor control systems for improved efficiency and operational flexibility. The unit's compact design further enhances its market appeal, allowing for easy integration into existing control panels and machinery without requiring significant spatial modifications.

Key Application Scenarios

The versatility of the INVT GD10-0R7G-2-B VFD makes it suitable for a diverse array of industrial applications where precise motor speed and torque control are essential. Common use cases include centrifugal pumps and fans, conveyor systems, machine tools, packaging machinery, and textile equipment. For pump and fan applications, the VFD enables smooth flow regulation, significant energy savings through soft starting and speed adjustment, and reduced mechanical stress on the system. In conveyor systems, it facilitates precise speed matching for synchronized material handling and controlled acceleration/deceleration. The GD10-0R7G-2-B's ability to maintain stable operation across a wide speed range also benefits applications like small lathes and milling machines within the manufacturing sector.

Practical System Integration Guidance

Integrating the INVT GD10-0R7G-2-B into an existing system is streamlined due to its intuitive design and clear terminal layout. For power connections, ensure the correct input voltage (230V AC) is supplied to the L and N terminals. The three-phase motor is connected to the U, V, and W output terminals. Grounding the drive via the PE terminal is critical for safety and electromagnetic compatibility. Digital inputs can be configured for start/stop commands, forward/reverse operation, and multi-speed selection, while analog inputs allow for external speed references using potentiometers or control signals. Basic parameterization can be performed directly via the built-in keypad and display, covering essential settings such as motor nominal current, maximum frequency, and acceleration/deceleration times. For advanced configurations, PC-based software offers a comprehensive interface for parameter management and system diagnostics.

Operation and Risk Mitigation

Operating the INVT GD10-0R7G-2-B VFD requires adherence to safety protocols and an understanding of its operational parameters. Prior to powering up, verify all wiring connections and ensure the motor's nameplate data is correctly entered into the VFD parameters to prevent damage and ensure optimal performance. The drive is equipped with multiple protection functions, including overcurrent, overvoltage, undervoltage, overload, and overheat protection, which automatically shut down the motor to prevent damage. Common troubleshooting involves checking error codes displayed on the HMI; for instance, an "OC" (Overcurrent) fault might indicate a motor issue, incorrect parameter settings, or excessive load. Consulting the user manual for specific error code meanings and recommended corrective actions is crucial for safe and efficient operation.

Scalability & Long-Term Value

The INVT GD10-0R7G-2-B offers a robust foundation for scalable motor control solutions. While this specific model is designed for individual small motor drives, INVT's broader product portfolio supports integration into larger, multi-drive systems and advanced automation architectures. The drive's standard communication protocols, such as Modbus RTU, facilitate its inclusion in supervisory control and data acquisition (SCADA) systems and programmable logic controller (PLC) networks, enabling remote monitoring and control. This interoperability enhances its long-term value by allowing businesses to gradually implement smart manufacturing principles and leverage data analytics for predictive maintenance and operational optimization, aligning with Industry 4.0 initiatives. The energy savings realized through efficient motor operation also contribute to a lower total cost of ownership over the VFD's extended operational life.

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Frequently Asked Questions (FAQs)

Q1: What is the primary advantage of using the INVT GD10-0R7G-2-B VFD?

This VFD optimizes three-phase motor performance by precisely controlling speed and torque. It significantly reduces energy consumption compared to direct online starting methods. The drive also extends motor and mechanical component lifespan by providing soft start/stop capabilities.

Q2: Can this VFD be used with single-phase motors?

No, the INVT GD10-0R7G-2-B is specifically designed for controlling small three-phase motors. It requires a three-phase motor to operate correctly and achieve its intended performance benefits. Using it with a single-phase motor will result in improper operation or damage.

Q3: What is the maximum power rating supported by the GD10-0R7G-2-B?

The model GD10-0R7G-2-B has a rated power output of 0.75 kW, which is equivalent to approximately 1 horsepower. It is designed for small motor applications and should not be used with motors exceeding this capacity.

Q4: How do I connect the motor to the INVT GD10-0R7G-2-B?

Connect the three output terminals of the VFD, labeled U, V, and W, to the corresponding terminals of your three-phase motor. Ensure proper grounding of both the VFD and the motor for safety and reliable operation.

Q5: Does this VFD support sensorless vector control?

Yes, the INVT GD10-0R7G-2-B supports both V/f control and sensorless vector control. Sensorless vector control offers enhanced torque responsiveness and speed accuracy without the need for motor-mounted encoders.

Q6: What is the input voltage requirement for this VFD?

This specific model, the GD10-0R7G-2-B, operates on a single-phase or three-phase 230V AC input power supply. Always ensure your power source matches this requirement to avoid damaging the drive.

Q7: How can I set the speed for the motor using this VFD?

Speed can be set using the built-in keypad and display for basic control or through external control signals. This includes using an analog input for a potentiometer or a 0-10V/4-20mA signal for variable speed control.

Q8: What kind of protection features does the GD10-0R7G-2-B offer?

The VFD includes comprehensive protection against overcurrent, overvoltage, undervoltage, motor overload, and overheating. It also offers short-circuit and ground fault protection for enhanced system safety.

Q9: Can the INVT GD10-0R7G-2-B be used in dusty or humid environments?

This VFD has an IP20 protection rating, meaning it is protected against solid objects larger than 12.5mm but offers no protection against water. It is intended for clean, indoor industrial environments and should be protected from dust, moisture, and corrosive substances.

Q10: Does this VFD support communication protocols for integration into automation systems?

Yes, the INVT GD10-0R7G-2-B supports standard communication protocols like Modbus RTU. This allows for seamless integration with PLCs, HMIs, and SCADA systems for remote monitoring and control.