User Manual

8
Siemens A6V11877580_en--_c
Smart Infrastructure 2020-10-08
Product documentation
Title Content Document ID:
Mounting instructions VQP46.., VQP46..Q, VQI46.., VQI46..Q Mounting instructions A6V11878322
Electrothermal actuators STA..3.., STP..3.. Data sheet: product description CE1N4884en
Mounting instructions Actuators STA..3.., STP..3.. Mounting instructions M4884
Electromotoric actuator SUE21P Data sheet: product description A6V11780777
Mounting instructions Actuators SUA21/3P, SUE21P Mounting instructions A6V11678006
Related documents such as environmental declarations, CE declarations, etc., can be
downloaded at the following Internet address:
http://siemens.com/bt/download
Notes
Security
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.
Engineering
Valve Symbols / Direction of flow Flow in
control mode
Valve stem
VQ..46.. VQ..46..Q retracts extends
On/Off PICV VQP46..
constant closes opens
On/Off PICV VQI46..
CAUTION
The direction of flow indicated by the arrow on the valve body is mandatory!
The valves should preferably be mounted in the return pipe where temperatures are lower
and where the sealing gland is less affected by strain.