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Leakage rate:
Control valve
Seat seal
Standard
Test procedure
Leakage rate
Test medium
FKM, PTFE
DIN EN 60534-4
1
VI
Air
Kv values:
100
80
60
40
20
100
80
60
40
20
0
L
G
0
Kv value [%]
Stroke [%]
Seal material
code
Control charac-
teristic
Kv value
DN 8
DN 10
DN 15
DN 20
4, 43, 45, 47, F, F5
GAA, LAA
80 l/h
X
X
X
X
GAB, LAB
100 l/h
X
X
X
X
GBC, LBC
160 l/h
X
X
X
X
GBD, LBD
250 l/h
X
X
X
X
GBE, LBE
400 l/h
X
X
X
X
GCF, LCF
630 l/h
X
X
X
X
GCG, LCG
1,0 m³/h
-
X
X
X
5, 55
GDH, LDH
1,6 m³/h
-
X
X
X
GEJ, LEJ
2,6 m³/h
-
-
X
X
GG1, LG1
4,1 m³/h
-
-
X
X
Kv values of bypass 2.1 m³/h
Kv values determined acc.to DIN EN 60534.
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GEMÜ 567 servoDrive
6 Technical data