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M • Edition 08.12 • Nr
. 243 952
13 … 20
Beispiel Geräteauswahl
Bekannt:
p
e
= 20 mbar
Arbeitspunkt V
max.
= 25 m
3
/h
P
Br, max.
= 11 mbar
Arbeitspunkt V
min.
= 8,3 m
3
/h
Zu bestimmen:
∆P
min.
= 20 mbar – 11 mbar = 9 mbar
Es gilt:
r = Q
max.
/ Q
min.
= V
max.
/ V
min.
r = 25 / 8,3 = 3
p
Br, min.
= p
Br, max.
/ r
2
P
Br, min.
= 11 / 9 = 1,2 mbar
∆ P
max.
= p
e
– p
Br, min.
∆p
max.
= 20 mbar – 1,2 mbar
∆p
max.
= 18,8 mbar
Ergebnis Arbeitspunkt 1 mit:
V
max.
= 25 m
3
/h
∆p
min.
= 9 mbar
Ergebnis Arbeitspunkt 2 mit:
V
min..
= 8,3 m
3
/h
∆p
max.
= 18,8 mbar
Geräteauswahl: MBC-300-VEF
Beide Arbeitspunkte müs-
sen im empfohlenen Ar-
beitsbereich einer Baugröße
liegen!
Example: Equipment selection
Known:
p
e
= 20 mbar
Work point V
max.
= 25 m
3
/h
P
Br, max.
= 11 mbar
Work point V
min.
= 8,3 m
3
/h
To be determined:
∆P
min.
= 20 mbar – 11 mbar = 9
mbar
The following applies:
r = Q
max.
/ Q
min.
= V
max.
/ V
min.
r = 25 / 8,3 = 3
p
Br, min.
= p
Br, max.
/ r
2
P
Br, min.
= 11 / 9 = 1,2 mbar
∆P
max.
= p
e
– p
Br, min.
∆p
max.
= 20 mbar – 1,2 mbar
∆p
max.
= 18,8 mbar
Result work point 1:
V
max.
= 25 m
3
/h
∆p
min.
= 9 mbar
Result work point 2:
V
min..
= 8,3 m
3
/h
∆p
max.
= 18,8 mbar
Equipment: MBC-300-VEF
Both work points must be
within the recommended
working range of a size!
Exemple de sélection
Connu:
p
e
= 20 mbar
Point de travail V
max.
= 25 m
3
/h
P
Br, max.
= 11 mbar
Point de travail V
min.
= 8,3 m
3
/h
A déterminer:
∆P
min.
= 20 mbar – 11 mbar = 9
mbar
Soit:
r = Q
max.
/ Q
min.
= V
max.
/ V
min.
r = 25 / 8,3 = 3
p
Br, min.
= p
Br, max.
/ r
2
P
Br, min.
= 11 / 9 = 1,2 mbar
∆P
max.
= p
e
– p
Br, min.
∆p
max.
= 20 mbar – 1,2 mbar
∆p
max.
= 18,8 mbar
Résultat point de travail 1:
V
max.
= 25 m
3
/h
∆p
min.
= 9 mbar
Résultat point de travail 2:
V
min..
= 8,3 m
3
/h
∆p
max.
= 18,8 mbar
MultiBloc: MBC-300-VEF
La sélection des 2 points
de travail devra se situer
dans la plage de travail d‘un
MultiBloc donné!
Esempio per la scelta di un
apparecchio
Conoscinto:
p
e
= 20 mbar
Punto di lavoro V
max.
= 25 m
3
/h
P
Br, max.
= 11 mbar
Punto di lavoro V
min.
= 8,3 m
3
/h
Da determinare:
∆P
min.
= 20
mbar
– 11
mbar
= 9
mbar
Vale:
r = Q
max.
/ Q
min.
= V
max.
/ V
min.
r = 25 / 8,3 = 3
p
Br, min.
= p
Br, max.
/ r
2
P
Br, min.
= 11 / 9 = 1,2 mbar
∆P
max.
= p
e
– p
Br, min.
∆p
max.
= 20 mbar – 1,2 mbar
∆p
max.
= 18,8 mbar
Risultato punto di lavoro 1
con:
V
max.
= 25 m
3
/h
∆p
min.
= 9 mbar
Risultato punto di lavoro 2
con:
V
min..
= 8,3 m
3
/h
∆p
max.
= 18,8 mbar
Apparecchio: MBC-300-VEF
Entrambi i punti di lavoro
dovranno trovarsi nel
campo di lavoro consigliato di
una grandezza costruttiva.