Catalog
Valves
A-30
usa.siemens.com/hvac
●
●
●
NO/NC
Equal Percentage
1/2 to 2"
Spring Return Actuator
NO 4" 3-8 psi
NC 4" 10-15 psi
8"
8"
with Positioner
2-Way
Valve Body
Part No.
Valve
Size
in.
Flow
Rate
Cv
599-01081 – NO
599-01083 – NC 599-01050
599-01050 +
599-00426
Normally Open
Close-off psi – Brass Trim
1/2
1 142 — —
1.6 142 — —
2.5 142 — —
4 142 — —
3/4 6.3 80 231 231
1 10 52 150 150
1-1/4 16 32 93 93
1-1/2 25 20 60 60
2 40 12 37 37
Close-off psi – Stainless Steel Trim
1/2
1 142 — —
1.6 142 — —
2.5 142 — —
4 142 — —
3/4 6.3 80 231 231
1 10 52 150 150
1-1/4 16 32 93 93
1-1/2 25 20 60 60
2 40 12 37 37
Normally Closed
Close-off psi – Brass Trim
1/2
1 236 — —
1.6 236 — —
2.5 236 — —
4 236 — —
3/4 6.3 155 250 250
1 10 91 250 250
1-1/4 16 52 148 148
1-1/2 25 32 92 92
2 40 20 55 55
Close-off psi – Stainless Steel Trim
1/2
1 236 — —
1.6 236 — —
2.5 236 — —
4 236 — —
3/4 6.3 155 250 250
1 10 91 250 250
1-1/4 16 52 148 148
1-1/2 25 32 92 92
2 40 20 55 55
indicate complete
assemblies.
indicate close-off psi.
Close-off values are for 15 psi signal for
Normally Open and 0 psi signal for Normally
Closed.
Close-off values for Normally Open valves
with positioner may be substantially higher
based on line supply pressure.
DATE PAGE Descriptionofedits
Two-Way Globe Valve Assemblies
ANSI Class 250
Pneumatic Spring Return Actuators
Siemens offers a
5-year warranty
on valves and
actuators