... is composed of electromotor, gearbox, T shape screw nut as linear thruster, control box integration, manual handel, local digital display, ... duty, pulse control and 4~20mA modulating duty.. l Power supply: single phase 220V/AC, 3-phase 380V/AC l ... 9.9Various self-checking diagnosis and alarmIV. Specification Table Modelautomatic linear valve actuator Thrust(KN)Speed(MM/S)MaxTravelDistance(MM)Power ...