0-56921-512AA | Reliance Electric Regulator / Control Board for GV 3000

The 0-56921-512AA is a Regulator PCB designed for use with the GV3000 series AC Power Module. Two regulator boards are employed in these controllers, with this specific card being version 5.0. Lacking a faceplate or enclosure, it is directly integrated into the drive controller, sliding into a bracket attached to the membrane switch keypad. 

Utilizing microprocessors, the 0-56921-512AA regulates the drive controller and facilitates parameter adjustment via the keypad. It interprets various feedback signals from power circuits, including external speed references and internal heat sensor feedback. Additionally, it can process data from a pulse tachometer for vector regulation. 

The Reliance Electric GV3000 series AC Drive, part number 0-56921-512AA, is a robust and versatile variable frequency drive (VFD) designed to provide precise control over AC motor speed and torque. This VFD is engineered for applications requiring high performance and reliability in industrial automation and process control environments.

The GV3000 series incorporates advanced technology to ensure optimal performance and energy efficiency. It supports both vector and V/Hz control methods, allowing for flexibility in different operational scenarios. The vector control mode enables precise control of motor speed and torque, making it ideal for applications requiring high dynamic performance and accuracy. The V/Hz control mode provides a more straightforward approach, suitable for less demanding applications where simplicity and ease of use are prioritized.

This drive is built to handle a wide range of motor types, including induction and synchronous motors. It offers a power range that accommodates various industrial requirements, ensuring that it can be deployed in diverse settings from manufacturing plants to processing facilities. The GV3000 series is equipped with a robust power section designed to withstand harsh industrial conditions, contributing to its durability and long service life.

Key features of the Reliance Electric GV3000 series include an intuitive user interface and easy programmability. The drive comes with a built-in keypad and display, allowing for straightforward configuration and monitoring of drive parameters. Additionally, it supports serial communication interfaces, enabling integration with industrial control systems and networks for enhanced control and monitoring capabilities.

The drive's protective features are comprehensive, providing safeguards against common electrical faults and ensuring the safety of both the drive and the connected motor. These protective measures include overcurrent, overvoltage, undervoltage, and thermal protection. Furthermore, the GV3000 series is designed with a compact footprint, allowing for easy installation in space-constrained environments.

Reliance Electric has ensured that the GV3000 series complies with international standards for electromagnetic compatibility (EMC) and safety, making it suitable for use in various global markets. Its robust design and extensive feature set make it a reliable choice for industries such as manufacturing, material handling, and processing, where precise motor control is essential for operational efficiency and productivity.

In summary, the Reliance Electric GV3000 series AC Drive, part number 0-56921-512AA, is a high-performance, versatile VFD tailored for demanding industrial applications. Its advanced control methods, robust construction, and user-friendly interface make it an ideal solution for optimizing motor performance and energy efficiency in a wide range of settings. Whether deployed in a high-dynamic environment requiring precise control or in a simpler application needing reliable performance, the GV3000 series delivers exceptional value and functionality.