INVT GD200A-0R7G-4 3-Phase VFD Drive

The INVT GD200A-0R7G-4 3-Phase VFD Drive stands as a robust solution for industrial automation, offering precise motor control and significant energy savings. Engineered for demanding applications, this Variable Frequency Drive (VFD) delivers exceptional performance through its advanced control algorithms and high-quality components. Key advantages include its compact design, enhanced reliability, and user-friendly interface, making it a preferred choice for modern manufacturing environments. The GD200A series boasts a power rating of 0.75 kW (1 HP), operates on a 3-phase input, and provides a highly efficient output for a wide range of motor types. Its sophisticated protection features and flexible communication options further solidify its position as a leading industrial drive.

Product Specifications

| Feature                  | Specification                      |

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

| Model                    | GD200A-0R7G-4                      |

| Rated Power              | 0.75 kW / 1 HP                     |

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

| Output Voltage           | 3-Phase, 0-Input Voltage AC        |

| Output Frequency         | 0-400 Hz                           |

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

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

| Protection Features      | Overvoltage, Undervoltage, Overcurrent, Overload, Overtemperature, Short Circuit, etc. |

| Communication Interface  | RS485 (Standard), Optional fieldbus modules |

| Dimensions (W x H x D)   | 128 x 220 x 153 mm                 |

| Ambient Temperature      | -10°C to +40°C (derating above +40°C) |

Core Features & Market Positioning

The INVT GD200A-0R7G-4 distinguishes itself through its advanced vector control capabilities, enabling precise speed and torque regulation even under varying load conditions. This advanced control is crucial for applications demanding high accuracy and dynamic response, setting it apart from simpler V/f controlled drives. Its robust design, incorporating comprehensive protection mechanisms against electrical disturbances and thermal stress, ensures prolonged operational life and minimizes downtime. Furthermore, the drive's modular design and integrated RS485 communication interface facilitate straightforward integration into existing SCADA systems and distributed control architectures, positioning it as a flexible and future-proof solution for industrial automation. The GD200A series consistently receives positive industry feedback for its reliability and cost-effectiveness in demanding environments.

Key Application Scenarios

This 3-phase VFD drive is exceptionally well-suited for a variety of industrial applications where precise motor speed control and energy efficiency are paramount. Common use cases include pump and fan control, where the drive can significantly reduce energy consumption by matching motor speed to system demand, thereby avoiding wasted energy typical of fixed-speed operation. It is also widely deployed in conveyor systems, machine tools, textile machinery, and packaging equipment, where smooth acceleration and deceleration, accurate speed holding, and the ability to handle varying loads are essential. The INVT GD200A-0R7G-4's versatility makes it an ideal component for optimizing performance and reducing operational costs across diverse manufacturing sectors.

Practical System Integration Guidance

Integrating the INVT GD200A-0R7G-4 into an industrial system is streamlined by its user-friendly design and clear documentation. For wiring, ensure the power supply is disconnected before making any connections. Connect the incoming 3-phase power to terminals L1, L2, and L3. Motor connections are made to T1, T2, and T3. Grounding is critical for safety and performance; connect the motor and drive chassis to a proper earth ground. For control signals, utilize the digital inputs (DI) for start/stop commands or external control signals and analog inputs (AI) for speed reference signals, typically using a 0-10V or 4-20mA signal. Programming the drive involves setting parameters related to motor data, control modes, and protection limits, which can be done via the local keypad or through the RS485 communication interface using INVT's configuration software.

Operation and Risk Mitigation

Safe operation of the INVT GD200A-0R7G-4 is paramount. Always follow proper lockout/tagout procedures during installation and maintenance. Ensure the drive is adequately ventilated to prevent overheating, and avoid installing it in environments with excessive dust, humidity, or corrosive gasses. Critical error codes are displayed on the drive's panel to quickly diagnose issues. For instance, an "OC" (Overcurrent) fault often indicates an excessive load or a motor short circuit, requiring immediate inspection of the motor and load. An "OV" (Overvoltage) fault suggests issues with the incoming power supply or regenerative energy feedback. Familiarizing yourself with the fault code list in the user manual allows for prompt and effective troubleshooting, minimizing operational disruptions and potential equipment damage.

Scalability & Long-Term Value

The INVT GD200A-0R7G-4 offers significant long-term value through its scalability and compatibility with modern industrial control systems. Its standard RS485 communication port allows for seamless integration into Supervisory Control and Data Acquisition (SCADA) systems and Programmable Logic Controllers (PLCs) via Modbus RTU protocol, enabling centralized monitoring and control. For enhanced connectivity, optional communication modules for protocols like Profibus or EtherNet/IP can be added, supporting integration into more complex industrial networks and paving the way for Industry 4.0 initiatives. This adaptability ensures that the GD200A-0R7G-4 can evolve with your automation needs, protecting your investment and providing a reliable foundation for future upgrades and expansions within your plant.

Frequently Asked Questions

1. What is the typical power rating for the INVT GD200A-0R7G-4?

The INVT GD200A-0R7G-4 is rated for 0.75 kW, which is equivalent to approximately 1 horsepower. This makes it suitable for a wide range of medium-duty industrial applications.

This power output is ideal for many standard motor-driven equipment found in manufacturing. It balances robust performance with energy efficiency for its class.

When selecting a VFD, matching the drive's power rating to the motor's nameplate rating is crucial for optimal performance and longevity.

2. Can the INVT GD200A-0R7G-4 control different types of motors?

Yes, the GD200A-0R7G-4 supports both V/f control and advanced sensorless vector control. This allows it to effectively manage induction motors and permanent magnet synchronous motors.

Vector control provides superior torque response and speed accuracy, essential for dynamic applications. V/f control is simpler and adequate for many constant torque loads like pumps.

Users should configure the drive parameters to match the specific motor being controlled to achieve optimal performance and protection.

3. How do I set up motor parameters on the INVT GD200A-0R7G-4?

Motor parameters are entered via the drive's keypad or configuration software after initial power-up. This includes motor rated power, voltage, current, and frequency.

Accurate motor data entry is vital for the drive's internal calculations, especially for vector control modes. This ensures precise speed and torque regulation.

Refer to the motor's nameplate and the GD200A VFD manual for the correct parameter values to enter. Auto-tuning functions can also assist in this process.

4. What communication protocols does the INVT GD200A-0R7G-4 support?

The standard INVT GD200A-0R7G-4 includes an RS485 communication interface, supporting Modbus RTU protocol. This is common for industrial automation integration.

Optional communication modules can be purchased for integration with other fieldbus networks like Profibus, DeviceNet, or EtherNet/IP. This enhances its versatility in networked environments.

This flexible communication capability allows the drive to be seamlessly integrated into existing SCADA systems and DCS for centralized monitoring and control.

5. What are common fault codes for this VFD and how to resolve them?

Common fault codes include OC (Overcurrent), OV (Overvoltage), UV (Undervoltage), and OL (Overload). These indicate electrical issues or excessive motor load.

Resolving these typically involves checking the motor, load, and power supply for anomalies. Ensure the drive's parameters are correctly set for the application.

Consult the INVT GD200A VFD user manual for a comprehensive list of fault codes and specific troubleshooting steps for each.

6. How is the INVT GD200A-0R7G-4 protected against environmental factors?

The drive features robust thermal management with internal heatsinks and fan cooling. It's designed for operation within a specific ambient temperature range.

It also incorporates protection against overvoltage, undervoltage, overcurrent, and over-temperature conditions to safeguard internal components.

While it has inherent protection, it should be installed in a clean, dry environment, free from excessive dust, moisture, or corrosive agents, to ensure maximum lifespan.

7. What are the typical installation requirements for this VFD?

Installation requires proper ventilation to dissipate heat effectively. Mounting should be on a stable, non-flammable surface.

Ensure correct wiring of power and motor terminals, following safety guidelines and using appropriately sized conductors. Grounding is essential for safety.

Avoid installation in areas with extreme temperatures, high humidity, or electromagnetic interference that could affect performance.

8. How does the V/f control mode work on the GD200A-0R7G-4?

V/f control maintains a constant ratio between the output voltage and frequency applied to the motor. This method is straightforward and suitable for basic speed control.

It's effective for applications like centrifugal pumps and fans where the load torque decreases with speed. It offers simpler setup compared to vector control.

While less precise than vector control for dynamic loads, V/f control is a reliable option for many general-purpose motor applications.

9. Can this VFD be used for energy saving applications?

Absolutely, by adjusting motor speed to match the actual demand, the GD200A-0R7G-4 can significantly reduce energy consumption. This is particularly true for variable torque loads like pumps and fans.

Instead of running motors at full speed and using dampers or valves to control flow, the VFD allows for precise speed adjustment, leading to substantial power savings.

The energy-saving potential is a primary driver for adopting VFD technology in many industrial sectors.

10. What is the overload capacity of the INVT GD200A-0R7G-4?

The GD200A-0R7G-4 can handle a 150% overload for up to 60 seconds, and a 180% overload for up to 10 seconds. This provides flexibility for momentary high load conditions.

This overload capability ensures that the drive can manage transient load increases without tripping, maintaining process continuity.

It's important to ensure that these overload conditions are not sustained beyond the specified limits to prevent damage to the drive or motor.