RHD8000 / RHD16000 (Contrac) Electrical Rotary Actuator Operating Instruction

This document provides operating instructions for the ABB RHD8000 and RHD16000 (Contrac) electrical rotary actuators, which are compact devices used to operate final control elements like valve flaps and ball valves with a 90° rotary movement. It covers safety, design, installation, electrical connections, commissioning, operation, maintenance, and repair, emphasizing that the actuator must be used with a suited Contrac electronic unit.