VLSP
13
GB
Setting
1. Turn the setting wheel to desired value, e.g. 5.0.
Sizing
1. Choose the smallest valve size that can
obtain the design flow with some safety
margin, see “q
max
values”. The setting
should be as open as possible.
2. Check that the available
D
pV is within the
working range 15-400 kPa or 23-400 kPa.
Measuring accuracy
Maximum flow deviation at different settings.
*) Setting (%) of fully open valve.
Shut-off
1. Turn the setting wheel clockwise to X.
0
2
4
6
8
10
12
14
16
18
20
22
24
0
20
40
60
80
100
[%] *
± %
10
30
50
70
90
q
max
values
1
2
3
4
5
6
7
8
9
10
DN15LF
44
71
97
123
148
170
190
210
227
245
DN15
88
150
200
248
295
340
380
420
450
470
DN20
210
335
460
575
680
780
890
990
1080
1150
DN25
370
610
830
1050
1270
1490
1720
1870
2050
2150
DN32
800
1220
1620
2060
2450
2790
3080
3350
3550
3700
Position
q
max
= l/h at each setting and fully open valve plug.
LF = Low flow
Содержание VLSP Series
Страница 1: ...VLSP 2 SE 9 GB SD230 AV BPV10 SD230 TAC AV BPV10 16 NO 23 DE 30 FR 37 NL 44 ES 51 RU TAC...
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