Catalog
Valves
A-18
usa.siemens.com/hvac
DATE PAGE Descriptionofedits
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●
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NC
1/2 to 3/4"
Spring Return Actuator Non-Spring Return Actuator
Floating 0-10 V Floating 0-10 V
2-Way
Valve Body
Part No.
Valve
Size
in.
Factory
Preset
Max. GPM SSD81.5U SSD61.5U SSD81U SSD61U
Normally Closed
1/2
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
6.5
7.0
7.5
3/4
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
6.5
7.0
7.5
8.0
8.5
indicate complete assemblies.
Two-Way PICV Assemblies
ANSI Class 250
Electronic Spring Return or Non-Spring Return Actuators
Siemens offers a
5-year warranty
on valves and
actuators