Control systems Electric actuators
4
Maximum differential pressures
Class IV Shut off, Flow under – Maximum differential pressure for Spira-trol valve with metal seat*
Theoretical Maximum Differential Pressure (bar)
DN15
DN20
DN25
DN32
DN40
DN50
Actuator designation
Min thrust (N)
AEL3E
2000 AEL3R AEL3X * Refer to technical information section for temperature limitations.
40.0 40.0 40.0 40.0 39.1 31.2 30.7 24.6 11.5 8.8 7.5 5.6
Class VI Shut off, Flow under - Maximum differential pressures for Spira-trol valve - Resilient Seated (P&C)*
Maximum Differential Pressure (bar)
DN15
DN20
DN25
DN32
DN40
DN50
4.3 3
Actuator designation
Min thrust (N)
AEL3E
AEL3R AEL3X
2000
10
10
10
10
10
10
10
10
10
10
10 8.3
* Refer to technical information section for temperature limitations Note: Maximum differential pressure for saturated steam and assumes correct valve pressure class selection. Refer to Spirax Sarco for other liquids or gases
TI-P344-02 CTLS Issue 6
Page 3 of 5
AEL3 Electric Actuators
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