Download BVG, BVGF, BVA, BVAF, BVH, BVHS, BVHM

Flow rate > Flow rate curves for BVG, BVGF, BVA, BVAF
100
DN
1
50/
80
65
25/
0/2
00/
DN
1
60
50
DN
1
80
24
20
16
DN
DN 50/32
65/
40
DN
80/
50
100
32
DN
4
150
60
50
40
5
DN
DN 65/
DN 50/40
D N 40/ 32
1 2
DN 00/65 ,
D N 80/ 5
DN 125 50
150/80
/10
0
∆p [mbar]
∆p [inch "WC]
5.1.3 With 2 × reduced bore
40
30
10
8
20
4
10
3
2.5
2
1.6
8
1.2
3
0.8
2
0.4
1 1
6
5
4
2
3
0,4
1
0,6
0,2
0,4
0,4
2
1
0,6
0,6
3
1
5
2
2
8 10
3
3
5
5
20
30 40
8 10
8 10
20
20
60
100
30 40
30 40
200
60
60
100
100
300
200
200
500
300
300
2000
1000
600
600
1000
1000
4000
2000
2000
20000
10000
4000
4000
10000
10000
1
10
20
30 40 50 60 80 100
200
300
500 700 1000
2000 3000
 = natural gas, dv = 0.62,  = LPG, dv = 1.56,
 = air, dv = 1.00
The characteristic curves are measured at 15°C (59°F) with
a measurement set-up in accordance with the standard
EN 13611/EN 161.
BVG, BVGF, BVA, BVAF, BVH, BVHS, BVHM · Edition 09.12
5000 7000 10000
20000 30000 50000
100000
200000
500000
20000
20000 30000
Qn [m3/h]
1000000
Qn [SCFH]
This involves measuring the pressure 5 × DN upstream and
downstream of the unit under test. The pressure drop of the
pipe is also measured but is not compensated for.
Left curve: leakage volume at a 0° opening angle.
Right curve: max. flow rate at a 90° opening angle.
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