Cla-Val RP2M - Manual (Page 2)

We recommend providing adequate space around assembly for maintenance work and testing.
HEADLOSS-PSI
20
15
10
5
0
20 40 60 80
FLOW-GPM 50
RF
50
Flow Curves
1" Model RP-2
Dimensions (In Inches)
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3/4" Model RP-2 1-1/2" Model RP-2
Flow curves generated by the Foundation for Cross-Connection Control and Hydraulic Research University of Southern California.
*”Metered Rated Flow" Values adopted by the American Water Works Association and the New England Water Works Association
Specifications
Fluid: Potable Water/ Seawater
Hydrostatic Test Pressure:
to 300 psi
Military:
Shock qualified to MIL-S-901C
Vibration Qualified to MIL-STD-167B
Material:
Main Body Valve and Cover:
Bronze ASTM B-61
Main valve trim:
Monel & Delrin
Seals:
Buna-N
Diaphragm:
Nylon Reinforced Buna-N
Size: 3/4" , 1", 1 1/4", 1 1/2"
End Detail:
Threaded: ANSI B 16.15
Maximum Working Pressure:
150 psi
Max. Temperature:
to 110°F
SIZE A B
(Max.)
C
(Max.)
WT.LBS
3/4" 11.60 3.65 6.00 15
1" 11.44 3.65 6.00 15
1-1/2" 14.81 4.00 6.19 25
Meter Rated Flow*
PO Box 1325 Newport Beach CA 92659-0325
Phone: 949-722-4800 Fax: 949-548-5441
CLA-VAL
CLA-VAL CANADA CLA-VAL EUROPE
4687 Christie Drive
Beamsville, Ontario
Canada L0R 1B4
Phone: 905-563-4963
Fax: 905-563-4040 Chemin dés Mesanges 1
CH-1032 Romanel/
Lausanne, Switzerland
Phone: 41-21-643-15-55
Fax: 41-21-643-15-50
© COPYRIGHT CLA-VAL 2013 Printed in USA
Specifications subject to change without notice. www.cla-val.com
E-RP-2M (R-1/2013)
Represented By:
The reduced pressure principle backflow preventer shall
consist of two independently acting spring-loaded check
valves and an automatically operating pressure differential
relief valve, and shall have provision for installing properly
located test cocks. Operation shall be completed
automatic. All internal parts of the spring-loaded check
valves and the pressure differential relief valve must be
removable or replaceable without removal of the backflow
preventer form the line. the total head loss at rated flow
rate through the complete backflow preventer assembly shall not exceed (select values as shown in the table). The
reduced pressure principle backflow preventer shall be the
Model RP-2M Shipboard Backflow Preventer as
manufactured by Cla-Val, Newport Beach, California.
Valve Size Rated Pressure Drop
in Inches Flow in PSI
3/4” 30 12.8
1” 50 12.25
1 1/2” 100 13.5