User Manual

5
Siemens
Data sheet
A6V10446174_en--_f
Smart Infrastructure
2020-09-01
Installation
● Observer admissible temperatures (see “Technical data [➙ 7]”).
● Operate the actuator only with alternating current (see “Technical data [➙ 7]”).
● Do not twist the cable.
● Magnets can damage the actuator.
● Provide isolation from the power supply, e. G.: Connect a circuit breaker or fuse switch
upstream of the actuator and controller (typically a room thermostat).
CAUTION
National safety regulations
Failure to comply with national safety regulations may result in personal injury and property
damage.
● Observe national provisions and comply with the appropriate safety regulations.
CAUTION
Phase cut and pulse-duration-modulated (PDM) signals are not suitable.
Regulations and requirements to ensure the safety of people and property must be
observed at all times!
Commissioning
● Check wiring.
● Check the functions of the actuator.
Maintenance
SUA21/3 actuators require no maintenance.
WARNING
The operating voltage must be switched off during any maintenance process!
Repair
● Faulty actuators cannot be repaired and must be replaced by complete units.
● The actuator can be replaced without removing the valve.