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4
0 - 10°
v
= 1 m/s
max.
①: Vent line
②: Minimum water level (values see diagram on the following page)
③: Flow-straightening vane (ð Section 9.6.7, Page 105)
④: Approach flow
⑤: Not pressure-proof
⑥ Connect the discharge pipe to the discharge tube without transmitting any
stresses or strains.
⑦: Suction umbrella - Option for reducing the minimum water level t
Table 42: Dimensions [mm]
Size
DN
DN
2
2
min.
max.
500-270
300
500
600-350
350
600
21
All dimensions for foundation recesses apply to discharge tube design without intermediate flange.
100 of 112
9 Related Documents
9.6.5 Installation type DU
X
a
A
A
1
D
2
Y
B
d
8
d
7
9
B - B
e
l
1
3
b
2
D
a
a
a
1
2
508
530
650
400
610
580
760
510
Amacan P
6
5
B
1
b
b
1
Suction umbrella
✘
✓
d
d
8
9
750
150
–
1250
250
–
a
1
a
200
200
2
21)
Foundation recesses
300
200
Section A - A:
m
Detailed view X:
Support plate of the discharge
tube
Drawing: without pump
Y
s
1
d
7
Detailed view Y:
seating ring
b
2
Suction umbrella
✘
✓
d
d
8
150
–
250
–
9
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