Brass 9alves & W\es
6
Dixon Fire 2014
US: 877.712.6179 Canada: 800.786.9697 • dixonvalve.com
A
Brass
Valves &
Wyes
Factory Set Pressure Reducing (regulating) Valves
18-457 / 18-458
E
B
A
C
D
Dimensions
1
Customer Thread
(
must specify)
refer to legend on page 48
Inlet
Female NPT
2
utlet
0
ale NST (NH)
Cast Brass
Part #
Wt.
Lbs.
1½"
1½"
NAPRAV150F-15
7
NAPRAV150F-20
7
NAPRAV150F-25
7
NAPRAV150F-30
7
NAPRAV150F-35
7
NAPRAV150___
1
7
2½"
2½"
NAPRAV250F-55
19
NAPRAV250F-60
19
NAPRAV250F-65
19
NAPRAV250F-70
19
NAPRAV250F-75
19
NAPRAV250F-80
19
NAPRAV250F-90
19
NAPRAV250___
1
19
Inlet
Female NPT
2
utlet
Female NPT
Cast Brass
Part #
Wt.
Lbs.
1½"
1½"
NAPRAVF150-15
7
NAPRAVF150-20
7
NAPRAVF150-30
7
NAPRAVF150-25
7
NAPRAVF150-50
7
2½"
2½"
NAPRAVF250-75
19
NAPRAVF250-65
19
NAPRAVF250-60
19
NAPRAVF250-55
19
NAPRAVF250-70
19
NAPRAVF250-80
19
NAPRAVF250-85
19
Size
A
B
C
D
E
closed
E
open
1½"
2½"
2 2"
2"
2"
2"
"
"
"
"
2 "
11 "
"
1 1 1 "
Features:
•
true combination shut-off and pressure reducing valves
•
1½"
reduces inlet pressure of
PS, (2 NPa) or less to worNing pressures of
10
through
175
PSI
( 12
NPa) 2½"
reduces inlet pressures of
PS, (2 NPa) or less to worNing pressures of
20
through
175
PSI
(1 12
NPa) under
discharge or static conditions
•
female x female valves have an open closed indicator Eonnet for confirmation of valve status
•
valves are tamper resistant and automatic
•
available with a tamper proof switch
•
complete switch with EracNet and housing availaEle for field mounting consult 'ixon for price and availaEility
•
all deEris must Ee Àushed from the system prior to Eeing placed into service
Specifications:
•
pressure reducing (regulating) valves are listed Ey
1 8
nderwriters /aEoratories for $utomatic SprinNler Systems as Àoor or zone control valves
2.
Standpipe Systems, Class I, II and III
3.
Automatic Check Valve for Dual Riser Systems
4.
Approved by New York City Board of Standards and Appeals, approval # MEA 54-07-E
$pproved Ey &ity of /os $ngeles and the &ity of San )rancisco (8/& 2½")