INVT GD200A-110G/132P-4 General Purpose Fan & Pump Inverter

The INVT GD200A-110G/132P-4 General Purpose Fan & Pump Inverter stands as a robust solution for variable speed control in demanding industrial environments. This inverter excels in energy efficiency and precise motor management, making it a preferred choice for applications requiring optimized fluid handling. Its core advantages lie in its advanced control algorithms, comprehensive protection features, and user-friendly interface, ensuring reliable performance and simplified operation. Key technical parameters include a rated power of 110kW (150HP) for fan applications and 132kW (175HP) for pump applications, with a 400V/480V class voltage rating. It offers a wide frequency output range from 0 to 3000 Hz, supporting sophisticated motor control strategies.

Product Specifications

| Feature                 | Specification                                     |

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

| Model                   | GD200A-110G/132P-4                                |

| Rated Fan Power         | 110 kW (150 HP)                                   |

| Rated Pump Power        | 132 kW (175 HP)                                   |

| Input Voltage Class     | 400V / 480V                                       |

| Output Frequency Range  | 0 to 3000 Hz                                      |

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

| Overload Capability     | 120% rated current for 60s, 150% for 10s          |

| Protection Functions    | Over-voltage, Under-voltage, Over-current, etc.   |

| Communication Options   | RS485 (Modbus RTU), optional fieldbus modules   |

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

| Installation            | Wall-mounted or cabinet installation              |

Core Features & Market Positioning

The INVT GD200A-110G/132P-4 distinguishes itself through its dual-rated power design, specifically optimized for the distinct load profiles of fan and pump applications. This dual capability offers significant cost and inventory advantages for integrators and end-users. Its advanced sensorless vector control ensures precise speed and torque regulation, even under fluctuating load conditions, a critical factor in maintaining system efficiency and preventing mechanical stress. Market positioning for the GD200A series often emphasizes its robust build quality and reliability in harsh industrial settings, coupled with competitive pricing for its feature set. The inclusion of a built-in braking unit as standard on many models further simplifies integration and enhances safety in applications requiring rapid deceleration.

Key Application Scenarios

This general-purpose inverter is ideally suited for a wide array of fan and pump applications within industries such as HVAC, water treatment, and general manufacturing. In HVAC systems, it optimizes airflow by precisely controlling fan speeds, leading to significant energy savings and improved comfort control. For water and wastewater management, the GD200A-110G/132P-4 efficiently manages pump operation, responding dynamically to demand fluctuations and reducing wear on pumping equipment. It is also extensively used in industrial ventilation systems, power plant auxiliaries, and various fluid transfer processes where precise flow control and energy efficiency are paramount.

Practical System Integration Guidance

Integrating the INVT GD200A-110G/132P-4 into existing systems is facilitated by its flexible communication options and straightforward wiring terminals. For installation, ensure adequate ventilation to maintain optimal operating temperatures, especially when operating at higher loads or in ambient temperatures exceeding 40°C, necessitating derating. The inverter supports standard 4-wire Modbus RTU communication via its built-in RS485 port, allowing seamless integration with SCADA systems and PLCs for remote monitoring and control. Wiring should adhere strictly to local electrical codes, paying close attention to grounding requirements and the use of shielded motor cables to minimize electromagnetic interference. Parameter configuration for fan or pump modes can be selected directly from the operator panel, with guided setup wizards available to simplify initial commissioning.

Operation and Risk Mitigation

Safe operation of the INVT GD200A-110G/132P-4 requires adherence to the installation and operating manual. Key safety considerations include ensuring proper grounding, using appropriate circuit protection devices (fuses or circuit breakers), and never operating the unit without a motor connected. Common fault codes include "Over-voltage" (often due to regenerative energy during deceleration) and "Over-current" (indicating potential motor or load issues). The inverter incorporates comprehensive protection mechanisms, such as over-voltage, under-voltage, over-current, motor overload, and earth fault protection, to safeguard both the equipment and the system. Emergency stop functionality should be implemented through external control circuits connected to the designated terminals.

Scalability & Long-Term Value

The INVT GD200A-110G/132P-4 offers considerable long-term value through its robust design and INVT's commitment to product lifecycle support. While the GD200A series is a mature product line, INVT continually develops firmware updates that can enhance performance and add new functionalities, ensuring the inverter remains relevant. Its compatibility with standard industrial communication protocols allows for easy integration into evolving digital manufacturing environments and IIoT platforms, enabling predictive maintenance and advanced data analytics. For larger-scale projects requiring networked control, multiple GD200A units can be synchronized or managed centrally via Modbus or optional fieldbus cards, providing a scalable solution for complex fluid handling networks.

Frequently Asked Questions

What are the primary benefits of using the INVT GD200A-110G/132P-4 inverter?

The inverter offers significant energy savings by precisely matching motor speed to load demands, reducing overall power consumption. Its advanced control algorithms ensure smooth operation, extending the lifespan of connected equipment like pumps and fans by minimizing mechanical stress and wear. Furthermore, its dual-rating for fan and pump applications provides operational flexibility and cost-effectiveness for diverse industrial needs.

How does the INVT GD200A-110G/132P-4 inverter improve system efficiency compared to traditional methods?

It enables variable speed operation, eliminating the energy waste associated with fixed-speed motors that run at full capacity regardless of actual requirements. This precise control allows for optimized flow rates and pressures in fluid systems, directly translating to lower electricity bills. The inverter's efficient power conversion also minimizes heat generation, further contributing to energy conservation within the system.

Can the INVT GD200A-110G/132P-4 inverter be integrated with existing control systems?

Yes, the inverter is designed for easy integration, featuring built-in RS485 communication supporting the Modbus RTU protocol. This allows seamless connection to PLCs, HMIs, and SCADA systems for remote monitoring, control, and data logging. Optional fieldbus modules are also available to support other industrial communication standards, ensuring compatibility with a wide range of automation architectures.

What are the typical applications for the INVT GD200A-110G/132P-4?

This inverter is widely used in HVAC systems to control air handling units and chillers, optimizing airflow and energy usage. It's also prevalent in water supply and wastewater treatment plants for variable speed pump control, ensuring precise pressure and flow management. Other applications include industrial ventilation, boiler feed pumps, and general fluid transfer systems where precise speed regulation is crucial.

What is the rated power difference between fan and pump applications for this model?

The INVT GD200A-110G/132P-4 is rated for 110 kW (150 HP) when used in fan applications. For pump applications, it has a higher rated power of 132 kW (175 HP), reflecting the typically higher starting torque and continuous duty requirements of centrifugal pumps. This dual rating provides flexibility for system designers.

Does the inverter include protection features to prevent motor damage?

Absolutely, the inverter is equipped with comprehensive protection functions to safeguard both the motor and the drive itself. These include protections against over-voltage, under-voltage, over-current, motor overload, short circuit, and earth faults. It also features stall prevention and over-temperature protection for the heatsink.

How is the INVT GD200A-110G/132P-4 installed and commissioned?

Installation involves mounting the unit in a well-ventilated area, following electrical code guidelines for wiring input power and motor connections. Commissioning typically involves setting basic motor parameters and selecting the application mode (fan or pump) via the keypad or communication interface. INVT provides detailed manuals to guide users through the setup process.

What communication protocols does the GD200A-110G/132P-4 support?

The standard communication interface is RS485, supporting the widely used Modbus RTU protocol. This allows for straightforward integration into supervisory control and data acquisition (SCADA) systems and programmable logic controllers (PLCs). Optional communication cards can be added to support protocols like Profibus, DeviceNet, or EtherNet/IP for broader compatibility.

What is the maximum output frequency achievable with this inverter?

The INVT GD200A-110G/132P-4 is capable of outputting a frequency range from 0 Hz up to 3000 Hz. This extensive frequency range allows for very precise speed control and the ability to operate motors at speeds significantly higher than their rated base speed, which is beneficial in certain fan applications.

What are common troubleshooting steps for issues with this inverter?

When encountering issues, first check the fault code displayed on the operator panel for guidance. Common steps include verifying input power voltage, ensuring motor connections are secure and correct, checking for overloads or short circuits, and confirming that environmental conditions (temperature, humidity) are within operational limits. Consulting the product manual's troubleshooting section is essential.