BESS AC Coupled PCU User Guide

This document describes the installation, operation, and maintenance of the 500 kVA Bi-directional Energy Storage Power Conversion Unit (PCU). This guide is intended for system engineers, installers, and integrators working with battery energy storage systems (BESS) in microgrid applications. It covers detailed technical specifications, safety protocols, cybersecurity measures, system schematics, installation procedures, commissioning steps, HMI interface usage, and troubleshooting methods. The document ensures users can safely and effectively deploy and manage the PCU in both grid-tied and off-grid scenarios, supporting various battery chemistries and advanced grid-support functionalities.