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10.2
74
Permissible pressure and temperature
MCHZ(S)
3
max. capacity [m
/h]
max. head [m]
max. inlet pressure [bar]
max. suction head [m]
test pressure [bar]
min. test pressure [bar]
max. test pressure [bar]
max. permitted working
*)
pressure
[bar]
temperature range
MCHZS [°C]
*) Working pressure is the manometric head for Q=0, increased by the pre-pressure.
Technical data
12,5
14a
14b
8
16
26
275
250
255
10
(water of 15°C with air drawn in, discharged without
back-pressure)
1,5 x working pressure
15
50
40 - (3x inlet pressure)
-20°C to +120°C
16
20a
20b
42
65
100
350
250
160
8
MCHZ/EN (0912) 4.2
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