Control systems Electric actuators
4
Maximum differential pressures in bar (psi) for Class VI shut - off - Resilient Seated (P&C) Spira - trol - DN15 - DN25 (½" - 1'') - FLOW UNDER
Standard Cage (S) DN15 - DN25 (½" - 1")
Cage Type
Valve size
Kvs
Actuator Type
0.01 - 0.5
1
1.6
2.5
4
Cv
0.012 - 0.58
1.2
1.8
2.9
4.6
Actuator thrust kN (lbf)
N - P
H DN-PH DN-PH DN-PH DN-PH D
1.2 (270)
AEL71
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
20.0 (4496)
AEL72
4.3 37
Standard Cage (S)
Low Noise Cage (P1 - A1)
Cage Type
DN15 - DN25 (½" - 1")
Valve size
Kvs
Actuator Type
4.9 - 6.3
7.2
10
11
2.5 - 4 - 6.3 - 10
Cv
5.7 - 7.3
8.3
12
12.7
2.9 - 4.6 - 7.3 - 12
Actuator thrust kN (lbf)
N - P
H DN-PH DN-PH DN-PH DN-PH D
1.2 (270)
AEL71
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
19.0 (276)
20.0 (4496)
AEL72
Note: Maximum differential pressure for saturated steam. Refer to Spirax Sarco for other liquids and gases.
TI-P713-02 CTLS Issue 8
Page 13 of 30
AEL7 Series Electric Linear Actuator
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