PME120-AI / PME120-AN Contrac Electrical Rotary Actuator Service Instruction

This document provides service instructions for ABB's PME120-AI and PME120-AN (Contrac) electrical rotary actuators, used for operating final control elements like valve flaps and ball valves with 90° rotary movement. It covers safety, maintenance, lubrication, electrical connections, troubleshooting, and component exchange procedures for these compact lever actuators with integrated or separate electronic control units.