Siemens A226.21K Industrial Electric Actuator (AUMA),
A-Series Industrial Electric AUMA actuators provide precise,
durable control of quarter turn Siemens resilient seat butterfly valves.
The compact industrial housing is rate to NEMA 6P (IP 68) standards for outdoor use.
All models include integrate controls and a manual override handwheel.
The standard AUMA models are 120V single phase.
All AUMA actuators include six auxiliary switches, torque switches,
a position indicator and a heater.
Modulating units provide position feedback as standard.