44
Control systems Self-acting controls
Dimensions/weights (approximate) in mm and kg
Screwed A
Bronze screwed Size
A
B
C
Weight
¾"
97
54
58
1.2
B
1"
114
57
61
1.9
1½"
151
70
76
3.8
C
Flanged A
Bronze flanged PN25 Size A
B
C
Weight
DN50
201
144
133
15.0
B
Cast iron flanged PN16 Size A
B
C
Weight
C
DN50 DN80 DN100
219
153
133
13.7
4.5 68
250
176
135
25.0
351
151
140
32.0
Safety information, installation and maintenance For full details see the Installation and Maintenance Instructions supplied with the product. Installation note: The valve should be fitted in a horizontal line with the actuator vertically below the line. Note that the ports are marked X , Z and O .
O
O
X
X
Z
Z
How to order Example: 1 off Spirax Sarco DN50, TW 3-port self-acting control valve having a bronze body and flanged connections to PN25.
TI-P047-01 CTLS Issue 13
Page 4 of 5
TW Three-port Self-acting Control Valve for Liquid Systems
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