Harsen GU310A Generator Controller

Automatic Start/Stop Control Module for Generator Systems

The Harsen GU310A is a smart and reliable automatic generator controller designed to manage the start, stop, monitoring, and protection of diesel generator sets. Built with a microprocessor-based design, it ensures accurate control and reliable performance in both standby and prime power applications.

This controller supports Auto, Manual, and Test modes, offering flexibility for different operational needs. It continuously monitors vital parameters such as oil pressure, coolant temperature, voltage, frequency, and engine speed to ensure safe operation. Compact and easy to install, the GU310A is ideal for industrial and commercial generator systems.

Key Features:

• Automatic, manual, and test operation modes

• Real-time monitoring of voltage, frequency, and engine parameters

• Built-in protection against high temperature, low oil pressure, and overspeed

• LED display indicators for system status and fault alerts

• Communication interfaces: RS-232 / RS-485 for remote monitoring

• Compact 72×72mm panel-mounted design

• Wide DC voltage range (8–35V DC) for versatile use