Valve and actuator selection Humidification products Steam injection humidifiers
11
Valve selection
Actuator selection
Electric, 24 Vac/dc, VMD, 0-10 Vdc, 4-20 mA
Inlet pressure 4 bar g Cast iron
Electric, 100/110 Vac, VMD, 0-10 Vdc, 4-20 mA
Pneumatic 0.2 - 1.0 bar spring range
Electric, 230 Vac, VMD, 0-10 Vdc, 4-20 m
Kvs
Size
Screwed
Flanged
0.4 1.0 1.6 4.0 6.3
DN15 DN15 DN15 DN15 DN20 DN25 DN32 DN40
LE31 LE31 LE31 LE31 LE31 LE31 LE31 LE31
LE33 LE33 LE33 LE33 LE33 LE33 LE33 LE33
PN9220E PN9220E PN9220E PN9220E PN9220E PN9220E PN9220E PN9220E
AEL3E AEL3E AEL3E AEL3E AEL3E AEL3E AEL3E AEL3E
AEL3E AEL3E AEL3E AEL3E AEL3E AEL3E AEL3E AEL3E
AEL3E AEL3E AEL3E AEL3E AEL3E AEL3E AEL3E AEL3E
10.0 16.0 25.0
Note: Please contact Spirax Sarco for other actuators and valves that are available from their range. Should a positioner be required for the selected pneumatic actuator then please refer to the relevant Technical Information (TI) sheet. Assembly dimensions (approximate) in mm
A
B
Valve size
Type 20
Type 40
Actuator type
Screwed
Flanged
Screwed
Flanged
Pneumatic
VMD VMD to Electric
DN15
213
300
-
-
403
375
446
DN20
192
290
340
440
403
375
446
DN25
-
-
330
405
403
385
446
DN32
-
-
340
430
433
390
475
DN40
-
-
270
375
433
390
475
Duct wall
B
Clearance hole required in duct to install lance JØ
L
K
FØ
C
G
E
11.1 4
H
M
Assembly
D
A
Y
Type dimensions (approximate) in mm
C D EFØG HJØK LMmin.
M max.
Ø Clearance hole required in duct to install lance
Type 20 Type 40
270 85 208 105 40 165 38 60 M10 50 mm 80 mm
395 120 316 152 48 246 54 60 M10 50 mm 80 mm
TI-P795-03 CMGT Issue 10
Page 4 of 5
Type 20 and Type 40 Direct Steam Injection (SI) Humidifiers
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