Brochure

2-Way Globe Valves, Screwed End (15 to 50 mm) with Hydraulic Actuators
F-27414-1 © Copyright 2006 TAC. All Rights Reserved 125
TABLE 1. Select Valve Body
including P Code (Valve Size,
k
vs
Rating, Port Code).
Application
Chilled or Hot Water 138°C Maximum 240 kPa (2.4 Bar)
Steam
Internal Parallel Pipe Thread per ISO 7/1, BS 21, JIS B0203
NOTE: These charts are color
coded as shown below to assist
valve selection.
ORDERING EXAMPLES:
Valve Body: VB-7215-0-4-4
Actuator: MA-5213
Linkage:
 Valve Body Data less P Code
(Size, k
vs
Rating, Port Code)
 Actuator
 P Code (Size, k
vs
Rating,
Port Code)

Size
15 to 50 mm
Valve Body VB-7215-0-4-P
Valve Assembly 0 to 10 Vdc Input VS-7215-25X-4-P
Action
Stem Up Open
Flow Type
Equal % (Refer to page 170)
Material
Body
Bronze
Seat
Stem
Stainless Steel
Plug
Brass
Packing
Spring Loaded TFE
Disc
Composition
Pressure Class (PN) PN16 (16 Bar)
Maximum Inlet Pressure Steam kPa (Bar)
240 (2.4)
Allowable Control Media Temp
a
a
CAUTION: Freeze protection required for fluid temperatures below (0°C). Avoid ice formation on stems. With fluid temperatures below 4°C use AV-601
for thermal isolation.
-7 to 138°C
Allowable Differential Pressure for Water (kPa)
241 max. for normal life
(Refer to page 172 for cavitation limits)
Allowable Differential Pressure for Steam 137 kPa
TO SELECT A PORT CODE (P).
P Code
Valve Size in mm (R
p
)
b
b
R
p
= internal parallel pipe thread.
k
vs
c
c
k
vs
= m
3
/h (Δp = 100 kPa) C
v
= k
vs
x 1.156
-1
15 (1/2)
0.3
-2 1.1
-3 1.9
-4 3.8
-5
20 (3/4)
4.8
-6 6.5
-7
25 (1)
8.7
-8 12
-9
32 (1-1/4)
17
-10
40 (1-1/2)
24
-11
50 (2)
35
2-Way
Globe
Valves,
Screwed
End (15
to 50
mm)
with
Hydrauli
c
Actuator
s
AV-7600-
1
Valve Linkage