HARSEN GU3321 Automatic Generator Controller

The HARSEN GU3321 is a smart and reliable automatic controller designed for advanced generator management. It provides precise monitoring, automatic start and stop functionality, and complete protection for generator systems. Built with high-quality components and a modern LCD interface, the GU3321 ensures stable and efficient operation for both industrial and commercial power systems.

Key Features

• Automatically starts and stops the generator during mains failure and recovery.

• True RMS voltage and current measurement for accurate system monitoring.

• 128×64 backlit LCD screen with a multilingual menu for clear visibility and easy control.

• Configurable digital and analog inputs for flexible system setup.

• Multiple relay outputs for customizable control and alarms.

• RS485 communication interface for remote monitoring and management.

• Compact panel-mount design, easy to install and integrate into any control cabinet.