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Control systems Electric actuators
Maximum differential pressures for Class IV shut-off – QL 3-port valves with PTFE or Graphite stem seal
Valve size
DN15
DN20
DN25
DN32
DN40
DN50
DN65
DN80
DN100
Kv
4.0
6.3
10
16
25
36
63
100
160
Valve travel
20 mm
30 mm
Maximum differential pressure bar
Actuator
AEL6221-
40.0 39.6 40.0 39.6 32.1 23.2 19.5 14.0 12.3 8.8
7.4
5.2
3.7
2.3 2.3 1.3 1.1
0.6
AEL6321- *
40.0 40.0 40.0 40.0 40.0 40.0 40.0 40.0 29.2 25.7 17.9 15.7 10.3 8.9
7.0 6.0 3.7
3.2
AEL6323- *
40.0 40.0 40.0 40.0 40.0 40.0 40.0 40.0 29.2 25.7 17.9 15.7 10.3 8.9
7.0 6.0 3.7
3.2
AEL6421- *
40.0 40.0 32.6 30.3 19.6 18.2 13.5 12.5
7.4
6.9
AEL6422- *
40.0 40.0 32.6 30.3 19.6 18.2 13.5 12.5
7.4
6.9
AEL6532-
40.0 40.0 30.2 28.8 20.9 20.0 11.6 11.1
4.3 22
AEL6631-
40.0 40.0 40.0 40.0 25.3 24.7
* Please note that although the AEL6321- and the AEL6323- have the same maximum differential pressure values, they have different operating speeds. The same applies to the AEL6421- and the AEL6422-. Please refer to the technical data table on page 1 for full details.
Dimensions/weights (approximately) in mm and kg Model A B C
B
C
Weight
AEL6221-
459
177
150
7
AEL6231-
459
177
150
7
AEL6323-
459
177
150
7
AEL6421-
490
177
150
10
AEL6422- AEL6532-
490
177
150
10
557
180
172
12
A
AEL6631-
20 h
760
226
277
TI-P358-23 CTLS Issue 7
Page 16 of 18
AEL6 Series Smart Electric Actuators for DN15 to DN100 Control Valves
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