44
Control systems Self-acting controls
Dimensions/weights (approximate) in mm (inches) and kg (lb)
A
C
B
4.5 42
KB51 and KC51 shown
KB51
KC51
Weight
Size
A
B
B
C
KB51
KC51
136 (5.35) 144 (5.67) 150 (5.91) 180 (7.09)
138 (5.43) 152 (5.98)
4.17 (9.19) 7.00 (15.4) 8.32 (18.1) 10.30 (22.1)
1"
51 (2.01)
1¼"
152 (5.98) 189 (7.44)
62 (2.44) 71 (2.80)
8.32 (18.1) 10.60 (23.4)
1½"
152 (5.98)
2"
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 pipeline.
How to order Example: 1 off Spirax Sarco 1 ¼ " screwed BSP KB51 self-acting control valve with bronze body.
TI-P078-04 CTLS Issue 10
Page 4 of 5
KB51 and KC51 Bronze Self-Acting Control Valves
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