DEFO Catalogue-IN.qxd - Crystal Fountains
DEFO Catalogue-IN.qxd - Crystal Fountains
DEFO Catalogue-IN.qxd - Crystal Fountains
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Function<br />
A large vertical column consisting<br />
of concentric rows of clear<br />
stream nozzles. Excellent for<br />
viewing at great distances,<br />
especially when illuminated.<br />
Not water level dependent.<br />
WATER<br />
LEVEL<br />
W<br />
N.P.T./B.S.P.<br />
Visibility<br />
Sound Level<br />
Wind Resistance<br />
Splash/Mist<br />
Dimensions (in mm) Performance<br />
B<br />
<strong>DEFO</strong> suction a b w stream no. inlet spray<br />
no. strainer dim. dim. dim. size of (npt) height 3.0 4.6 6.1 7.6 9.4 12.2<br />
openings min. jets (bsp) (meters)<br />
required<br />
L/min 802 984 1086 1170 1397<br />
NPA-100 3 152 254 50 229 63 100 M/head 5 9 10 11 16<br />
spread 1524 1829 2134 2438 2896<br />
L/min 1098 1363 1590<br />
NPA-200 3 229 305 75 254 36 100 M/head 6 9 12<br />
spread 1524 1905 2438<br />
L/min 1590 1817 2006 2385<br />
NPA-300 3 267 406 75 305 36 152 M/head 11 12 14 17<br />
spread 2743 3048 3353 3759<br />
A<br />
Column Pod NPA<br />
series<br />
Specification:<br />
Construction shall be<br />
cast bronze with <strong>DEFO</strong><br />
precision clear stream<br />
brass nozzles, neoprene<br />
gasket and stainless steel<br />
fasteners.<br />
Options:<br />
(Add suffix)<br />
S - <strong>DEFO</strong> swivel<br />
connection<br />
(see ASL/ASU series)<br />
Note:<br />
(for optimum effect)<br />
1. Requires fine screening<br />
at pump (see performance<br />
chart).<br />
2. Dimension ‘W’ (nozzle<br />
projection above water)<br />
must be maintained.<br />
3. Use shaded chart section.<br />
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