Control systems Pressure reducing/surplussing valves
4
Capacities
Size
½"
¾"
1"
Full lift capacity for safety valve sizing purposes are shown opposite:
Kvs
2.1
3.6
4.3
For conversion: Cv (UK) = Kv x 0.963 Cv (US) = Kv x 1.156
Dimensions / weight (approximate) in mm (inches) and kg (lb)
E Withdrawal distance
D
4.6 33
C
F Withdrawal distance
B
A
Size
A
B
C
D
E
F
Weight
83 (3.3) 96 (3.8) 108 (4.3)
2.0 (4.4) 2.1 (4.6) 2.4 (5.3)
½"
32 (1.3)
62 (2.4)
130 (5.1)
25 (0.98)
40 (1.6)
¾"
1"
Safety information, installation and maintenance For full details see the Installation and Maintenance Instructions (IM-P001-08) supplied with the product. Installation note: The valve should be installed in a horizontal pipeline with the direction of flow as indicated by the arrow on the valve body. How to order Example: 1 off Spirax Sarco ½" LRV2S pressure reducing valve with gunmetal body, screwed BSP connections, stainless steel bellows and fitted with an orange spring for downstream pressure control of 3.5 to 8.6 bar g (50.8 to 125 psi g). Please note that the only certification that is available for this product is a manufacturer's Typical Test Report. Note: All certification / inspection requirements must be stated at the time of order placement.
TI-P001-07 CTLS Issue 6
Page 5 of 6
LRV2B and LRV2S Gunmetal Pressure Reducing Valves
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