Catalog

Valves
A-61
usa.siemens.com/hvac
Mixing/Diverting
1/2 to 2"
Spring Return Actuator
GMA Series
2P Floating 0-10 Vdc
3-Way
Valve Body
Part No.
Valve
Size
in.
Flow
Rate
Cv
Close
Off
psi GMA121.1P GMA131.1P GMA161.1P
Stainless Steel Ball and Stem

1/2
0.4 200   
 0.63 200   
 1.0 200   
 1.6 200   
 2.5 200   
 4 200   
 6.3 200   
 10 200   

3/4
6.3 200   
 10 200   
 16 200   

1
10 200   
 16 200   
 25 200   

1-1/4
16 200   
 25 200   
 40 200   

1-1/2
25 200   
 40 200   
 63 200   

2
40 200   
 63 200   
 100 200   

 indicate complete assemblies.
*Denotes a full-port valve with no ow optimizer insert.
 Maximum operating differential pressure = 60 psi for 1/2" to 1-1/2", 35 psi for 2"
Three-Way Ball Valve Assemblies
Electronic Spring Return Actuators




Ball
Selection Tables
DATE PAGE Descriptionofedits
Siemens offers a
5-year warranty
on valves and
actuators