Product Overview
Valves
www.usa.siemens.com/hvac
A-58
• Normally Closed
• GQD Damper Actuator Series
• Chrome-plated brass ball and brass stem or stainless steel ball and stem
Two-Way Ball Valve Assemblies
Electronic Spring Return Actuators
NC
1/2 to 3/4"
Spring Return Actuator
Normally Closed
2P
2P w/ Dual
Aux. Switches
2P,
120 V
Floating 2-10 Vdc
2-Way
Valve Body
Part No.
Valve
Size
in.
Flow
Rate
Cv
Close
Off
psi GQD121.1P GQD126.1P GQD221.1U GQD131.1P GQD151.1P
Chrome-Plated Brass Ball and Brass Stem
599-10300
1/2
0.4 200 172H-10300 ——172J-10300 172K-10300
599-10301 0.63 200 172H-10301 ——172J-10301 172K-10301
599-10302 1.0 200 172H-10302 ——172J-10302 172K-10302
599-10303 1.6 200 172H-10303 ——172J-10303 172K-10303
599-10304 2.5 200 172H-10304 ——172J-10304 172K-10304
599-10305 4.0 200 172H-10305 ——172J-10305 172K-10305
599-10306 6.3 200 172H-10306 ——172J-10306 172K-10306
599-10307* 10 200 172H-10307* — 172L-10307* 172J-10307* 172K-10307*
599-10308
3/4
6.3 200 172H-10308 ——172J-10308 172K-10308
599-10309 10 200 172H-10309 ——172J-10309 172K-10309
599-10310 16 200 172H-10310 ——172J-10310 172K-10310
599-10311* 25 200 172H-10311* — 172L-10311* 172J-10311* 172K-10311*
Stainless Steel Ball and Stem
599-10300S
1/2
0.4 200 172H-10300S ——172J-10300S 172K-10300S
599-10301S 0.63 200 172H-10301S ——172J-10301S 172K-10301S
599-10302S 1.0 200 172H-10302S ——172J-10302S 172K-10302S
599-10303S 1.6 200 172H-10303S ——172J-10303S 172K-10303S
599-10304S 2.5 200 172H-10304S ——172J-10304S 172K-10304S
599-10305S 4.0 200 172H-10305S ——172J-10305S 172K-10305S
599-10306S 6.3 200 172H-10306S ——172J-10306S 172K-10306S
599-10307S* 10 200 172H-10307S* 172N-10307S* 172L-10307S* 172J-10307S* 172K-10307S*
599-10308S
3/4
6.3 200 172H-10308S ——172J-10308S 172K-10308S
599-10309S 10 200 172H-10309S ——172J-10309S 172K-10309S
599-10310S 16 200 172H-10310S ——172J-10310S 172K-10310S
599-10311S* 25 200 172H-10311S* 172N-10311S* 172L-10311S* 172J-10311S* 172K-10311S*
Table Notes:
Part numbers in red indicate complete assemblies.