Operating instruction | KIESELMANN GmbH
9 | Characteristic curves
20 / 21
6164_EN
Flow characteristics for vacuum valves with splash guard
Flow capacity
∆ p
DN 50
DN 65
DN 80
DN 100
DN 125
DN 150
DN 200
DN 250
mbar
m³/h
m³/h
m³/h
m³/h
m³/h
m³/h
m³/h
m³/h
Flow capacity
5
50
147
230
366
405
470
1.332
2.199
10
141
208
326
517
765
957
1.866
3.112
15
173
255
400
634
937
1.173
2.311
3.815
20
200
295
462
733
1.083
1.356
2.671
4.409
25
224
330
517
820
1.212
1.517
2.990
4.934
30
245
361
567
899
1.329
1.664
3.278
5.140
35
265
391
613
972
1.437
1.799
3.544
5.849
40
284
418
656
1.041
1.538
1.925
3.792
6.258
45
301
444
696
1.105
1.633
2.043
4.026
6.644
50
318
468
735
1.166
1.723
2.156
4.248
7.010
55
334
492
771
1.224
1.808
2.263
4.459
7.359
60
349
514
806
1.279
1.890
2.366
4.662
7.694
Flow volume [m³/h]
Differential pressure [mbar]
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