The actuators MODACT ® MOKA are designed for special valves installed out of the containment of nuclear power plants with reactors type VVER and in attended spaces of nuclear power plants with reactors type RBMK. According to ranking within safety classes and purpose of their use, the actuators MOKA belong to the elements: 2N; 3N; 4N; 2Z; 2P; 2O; 2NZ; 2NO according to OPB-88/97 and make it possible to control shut-off and regulation valves by reversible rotary motion with turning angle of the outpu...