EHA electrohydraulic actuator
The EHA is a highly integrated system Thomas has developed to meet the heavy demands placed on municipal vehicles, concrete pumps, cranes, and tractors. It consists of two proportional pressure-reducing valves encased within a single electronic control unit with a redundant sensor system. A convenient error diagnostic function and rapid software adaption make the EHA a reliable, flexible, and safe control unit. The product complies with the Performance Level PL=c according DIN EN ISO 13849.