Catalog

Valves
A-73
usa.siemens.com/hvac
3-Way Sequence and Changeover Valves
Valve Size Cv Close-off Part No.
Sequence
   658-0050
   658-0051
Changeover
   658-0052
Table Notes:

2-Way Angle Union Valves
Valve Size Cv Close-off Spring Range Part No.
Normally Open
    658-0012
    658-0014
Table Notes:

Service
Selection Tables
DATE PAGE Descriptionofedits
Two- & Three-Way
658 Series Service Valves
Siemens offers a
5-year warranty
on valves and
actuators