Vatech PL25 web - Flipbook - Page 120
TRYKTABSKURVER FOR AVK KUGLEKONTRAVENTILER
AVK kuglekontraventiler – Tryktab, DN50, DN65 og DN80
Vertikal installation
Tryktab -Pressure
Serieloss
53- Series
- DN50,
DN65 og DN80 - Vertikal installation
53 - DN50, DN65 and DN80 - Vertical installation
16,0
1,60
15,0
1,50
14,0
1,40
13,0
1,30
12,0
1,20
11,0
0,90
8,0
0,80
7,0
4 m/s line
0,70
6,0
0,60
5,0
Tryktab [mVS]
Pressure loss [kPa]
Tryktab [kPa]
1,00
9,0
Pressure loss [meters head]
1,10
10,0
0,50
3 m/s line
4,0
0,40
3,0
0,30
2 m/s line
2,0
0,20
1 m/s line
1,0
0,10
0,0
0,00
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
Flowhastighed
Flow rate [m3/hr] [m³/t]
DN50
DN65
DN80
These
are based
on tests,
performed
according til
to EN1267,
withfor
a vertical
installation.
Disse kurver
ercurves
baseret
på tests
udført
i henhold
EN1267
en vertikal
installation.
Alle kuglekontraventiler er fuldt åbne ved cirka 0,5 m/s. Åbningstryk forudsætter, at rørene er fyldt med vand både opstrøms og nedstrøms.
All ball check valves are fully open at approx. 0,5m/s. Opening pressure presupposes that pipes are full of water, both at upstream and downstream.
AVK kuglekontraventiler – tryktab, DN100, DN125, DN150 og DN200
Vertikal installation
Pressure53
loss-- DN100,
Series 53 - DN100,
DN125,
DN150 and
- Vertical
installationinstallation
Tryktab - Serie
DN125,
DN150
ogDN200
DN200
- Vertikal
9,0
0,90
8,0
0,80
7,0
4 m/s line
0,70
0,60
5,0
0,50
3 m/s line
4,0
0,40
3,0
0,30
2 m/s line
2,0
1,0
Pressure
loss [mVS]
[meters head]
Tryktab
Pressure loss [kPa]
Tryktab [kPa]
6,0
0,20
0,10
1 m/s line
0,00
0,0
0
20
40
60
80
100
120
140
160
180
200
220
240
260
280
300
320
340
360
380
400
420
440
460
480
500
[m³/t]
FlowFlowhastighed
rate [m3/hr]
DN100
DN125
DN150
DN200
Disse kurver
baseret
på tests
i henhold
fora vertical
en vertikal
installation.
Theseercurves
are based
on tests,udført
performed
accordingtil
to EN1267
EN1267, with
installation.
ball check
valvesved
are fully
open at
approx.
0,5m/s.
Opening pressureforudsætter,
presupposes that pipes
full of water,
both at med
upstreamvand
and downstream.
Alle kuglekontraventiler er Allfuldt
åbne
cirka
0,5
m/s.
Åbningstryk
at are
rørene
er fyldt
både opstrøms og nedstrøms.
AVK kuglekontraventiler – Tryktab, DN250 og DN300
Vertikal installation
Tryktab Pressure
- Serieloss
53- Series
- DN250
ogand
DN300
- Vertikal
installation
53 - DN250
DN300 - Vertical
installation
8,0
0,80
7,5
0,75
7,0
0,70
6,5
0,65
6,0
0,60
5,5
0,45
4,0
0,40
3,5
0,35
3,0
0,30
2,5
0,25
2 m/s line
2,0
0,20
1,5
0,15
1,0
0,10
1 m/s line
0,5
0,05
0,0
0,00
0
50
100
150
200
250
300
350
400
450
500
550
Flowhastighed
[m³/t]
Flow rate [m3/hr]
DN250
DN300
These
are based
on tests,
performed
accordingtil
to EN1267
EN1267, with
a vertical
installation.
Disse kurver
ercurves
baseret
på tests
udført
i henhold
for
en vertikal
installation.
All ball check valves are fully open at approx. 0,5m/s. Opening pressure presupposes that pipes are full of water, both at upstream and downstream.
Alle kuglekontraventiler er fuldt
åbne ved cirka 0,5 m/s. Åbningstryk forudsætter, at rørene er fyldt med vand både opstrøms og nedstrøms.
120
600
Tryktab [mVS]
Pressure loss [kPa]
Tryktab [kPa]
0,50
4,5
Pressure loss [meters head]
0,55
5,0
