DEFO Catalogue-IN.qxd - Crystal Fountains

30
NMH
series
Specification:
Construction shall be
machined cast bronze,
brass and copper with
lockable DEFO adjustable
sleeve.
Options:
(Add suffix)
Q - chrome plated
S - DEFO swivel
connection
(see ASL/ASU series)
Note:
(for optimum effect)
1. Requires fine screening
at pump (see performance
chart).
2. Use shaded chart section.
Hollow Stream Jet
Mushroom Pattern
Stream Pattern
ADJUSTABLE
SLEEVE
WATER
LEVEL
N.P.T./B.S.P.
SWIVEL CONN
(OPTIONAL)
Dimensions (in mm) Performance
Function
A versatile jet which can
produce a wide variety of
effects, from a mushroom
sheet to a vertical hollow
coned column, by simply
adjusting the outer sleeve.
Ideal for small and mediumsized
displays. Not water
level dependent.
Visibility
B
Sound Level
DEFO suction a b inlet spray
no. strainer dim. dim. (npt) height 0.6 0.9 1.2 1.5 1.8 2.4 3.0 4.6
openings (bsp) (meters)
required
L/min 140 170 189 208 231
NMH-200 6 222 65 50 M/head 1 2 2 2 3
spread 838 1219 1626 2134 2438
L/min 178 212 250 269 314 719 379
NMH-300 6 260 92 75 M/head 1 1 2 2 3 3 4
spread 914 1016 1524 2134 2438 3048 3353
L/min 363 420 469 579 621 689 799 984
NMH-400 6 305 121 100 M/head 1 2 2 2 2 3 4 6
spread 1346 1778 2743 3353 VERTICAL VERTICAL VERTICAL VERTI
CAL
L/min 946 1136 1325 1514 1893 2271 2650 3785
NMH-600 6 451 184 152 M/head 2 2 3 4 4 5 6 9
spread 2134 2438 2743 3048 3353 VERTICAL VERTICAL
VERTICAL
Wind Resistance
A
Splash/Mist