For opening and closing shut-off valves in air conditioning systems

Actuators for shut-off valves series AK and AKK

Switching the flap position according to two different operating modes
Supply voltage 24 V AC/DC or 230 V AC or operating pressure 1 bar
Control input: 1- or 2-wire control (3-position)
Potentiometer or mechanical limiters
Possibility of modernization

Application

Drives for opening and closing
Opening and closing AK or AKK series shut-off valves

Details and characteristics

Mechanical stops for setting the valve flap position
Electric or pneumatic operating modes
Overload protection
Control input: 1- or 2-wire control (3-position) or pneumatic control
Optionally available with a spring return servo to ensure reliable flapper operation.
Optionally with auxiliary switch for defining end values