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Control valve:
Standard regulating cone (DIN)
DN
Kv values
Operating
pressure
Actuator
version
linear
Equal
percentage
15
4.0
32
0A
RS851
RS861
20
6.3
20
0A
RS852
RS862
25
10.0
12
0A
RS853
RS863
10.0
32
1A
RS854
RS864
32
16.0
20
1A
RS855
RS865
40
25.0
12
1A
RS856
RS866
25.0
20
2A
RS784
RS794
50
40.0
8
1A
RS857
RS867
40.0
16
2A
RS785
RS795
65
63.0
5
1A
-
RS868
80.0
10
2A
-
RS796
80
90.0
4
1A
-
RS869
80
100.0
6
2A
-
RS798
100
160.0
4
2A
RS799
Kv values in m³/h
Pressures in bar
Standard regulating cone with reduced seat
DN
Kv values
Operating
pressure
Actuator
version
linear
equal
percentage
15
0.10*
40
0A
RA104
RA307
0.16*
40
0A
RB110
RA309
0.25*
40
0A
RB111
RB307
0.40*
40
0A
RB112
RB308
0.63*
40
0A
RC107
RC307
1.00*
40
0A
RC108
RC308
1.60
40
0A
RD107
RD307
2.50
40
0A
RE110
RE310
20
1.60
40
0A
RD108
RD308
2.50
40
0A
RE111
RE311
4.00
40
0A
RF113
RF313
25
2.50
40
0A
RE112
RE312
4.00
40
0A
RF114
RF314
6.30
32
0A
RG115
RG315
32
4.00
40
0A
RF115
RF315
6.30
36
0A
RG116
RG316
10.00
20
0A
RH110
RH310
40
6.30
35
0A
RG117
RG317
10.00
20
0A
RH111
RH311
16.00
12
0A
RJ107
RJ307
50
10.00
18
0A
RH112
RH312
16.00
12
0A
RJ108
RJ308
25.00
19
1A
RK104
RK304
* metal seated
Kv values in m³/h
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GEMÜ 539
5 Technical data