DEFO Catalogue-IN.qxd - Crystal Fountains
DEFO Catalogue-IN.qxd - Crystal Fountains
DEFO Catalogue-IN.qxd - Crystal Fountains
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20<br />
NHC<br />
series<br />
Specification:<br />
Construction shall be<br />
cast bronze, extruded<br />
machined brass, copper<br />
and stainless steel.<br />
Complete with integral<br />
swivel adjustment.<br />
Options:<br />
(Add suffix)<br />
Q - chrome plated<br />
Note:<br />
(for optimum effect)<br />
1. Requires non-turbulent<br />
water supply.<br />
2. Requires fine screening<br />
at pump (see<br />
performance chart).<br />
3. Use shaded chart section.<br />
Hollow Column Jet<br />
WATER<br />
LEVEL<br />
N.P.T./B.S.P.<br />
SWIVEL CONN<br />
B<br />
C<br />
A<br />
Function<br />
A hollow column of clear water<br />
that appears to be an overflowing<br />
glass tube. Cresting water creates<br />
minimum splash. Spectacular<br />
when illuminated. Not water<br />
level dependent.<br />
Visibility<br />
Sound Level<br />
Wind Resistance<br />
Splash/Mist<br />
Dimensions (in mm) Performance<br />
<strong>DEFO</strong> suction a b c inlet spray<br />
no. strainer dim. dim. dim. (npt) height 0.3 0.6 0.9 1.2 1.5 2.4 3.0<br />
openings (bsp) (meters)<br />
required<br />
L/min 42 61 76 87 140<br />
NHC-100 2 140 65 29 25 M/head 1 1 2 2 3<br />
spread 127 229 305 305 356<br />
L/min 83 117 140 163 178 227 254<br />
NHC-150 2 178 83 41 40 M/head 1 1 2 2 3 4 5<br />
spread 229 305 356 406 508 686 965<br />
L/min 110 144 174 201 220 280 307<br />
NHC-200 3 184 114 54 50 M/head 1 1 2 2 2 4 5<br />
spread 229 330 406 457 686 1219 1219<br />
L/min 284 344 409 469 598 689<br />
NHC-300 6 229 152 75 75 M/head 1 2 2 2 3 4<br />
spread 457 610 762 914 1067 1422
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