Contacts
United Kingdom
Germany
USA
Elster Jeavons
Elster GmbH
Elster American Meter
Tollgate Business Park, Beaconside
Steinern Str. 19 - 21
2221 Industrial Road
Stafford, Staffordshire ST16 3HS
55252 Mainz-Kastel
Nebraska City, NE 68410-6889
T +44 1785 275200
T +49 6134 605 0
T +1 402 873 8200
F +44 1785 275305
F +49 6134 605 223
F +1 402 873 7616
www.jeavonsltd.co.uk www.elster-instromet.com
www.elster-meterservices.com
[email protected] [email protected]
C48K1EN01
A17.1.2008
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tice All rights reserved
Subj
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J48K and KC: Commissioning Instructions
¾”
1”
6mm
13mm
10mm
None
FLOW RATE (SCMH 0.64sg)
0 100
10
0.01
100
100
10
1.0
0.1
PR
ESSU
R
E D
RO
P
MAXIMUM RELIEF CAPACITY
SELECTION OF RESTRICTION WASHER
Using the graph above choose which size of washer will pass the appropriate flow at
the relief pressure required.
The desired washer can be identified using the templates below.
6mm
10mm
13mm
6mm
10mm
13mm
¾”
1”