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Installation and operating instructions
“Floorbox“
12
7. Charts
Illustr. 7.1: Pressure loss “Floorbox”
Illustr. 7.2: Pressure loss double regulating and commissioning valve “Hycocon VTZ” DN 20
Calculation:
“Floorbox“
lateral
connection
“Floorbox“
lateral
connection
with
heat meter
Pressure loss
“Floorbox”
lateral
connection
(chart 7.1)
2 mbar
2 mbar
Pressure
loss heat
meter (example)
––
125 mbar
Pump pressure
less
pressure losses
To be
compensated
by DRV
490 mbar
– 180 mbar
– 2 mbar
308 mbar
490 mbar
– 180 mbar
– 125 mbar
– 2 mbar
183 mbar
Required
presetting
at DRV
(chart 7.2)
0.7
0.8
P
re
s
s
u
re
lo
s
s
∆
p
[m
b
a
r]
P
re
s
s
u
re
lo
s
s
∆
p
[P
a
s
c
a
l]
Flow rate qm [l/s]
P
re
s
s
u
re
lo
s
s
∆
p
[m
b
a
r]
P
re
s
s
u
re
lo
s
s
∆
p
[P
a
s
c
a
l]
Flow rate qm [l/s]
Presetting
Subject to technical modification without notice.