Flowserve FlowAct IG 253 Assembly Instructions Manual page 4

Pneumatic multi spring actuator - FlowAct order code
Actuator design internal air supply
Yoke design Multi-function yoke for GS only
Actuator size 250
( cm / inch ) 500
2 2
700
Color white, powder coated
Spring range 0,2 - 1,0
( bar / psi ) 0,5 - 1,9
1,0 - 2,4 14.5 - 34.8
1,5 - 2,7
1,5 - 3,8 21.8 - 55.1
2,0 - 4,8 29.0 - 69.6
2,3 - 3,4
Handwheel without
side-mounted
Safety position at
spring to open
air failure
spring to close
Stroke ( mm / inch ) 20
40
60
4
FlowAct
38.75 Stroke ( mm / inch )
77.50
108.50
Actuator size
2.9 - 14.5 Actuator force ( N / lbs )
7.3 - 27.6
21.8 - 39.2
1)
33.4 - 49.3
2)
0.79
1.57
2.36
I G
I
G
20 0.79
20, 40 0.79, 1.57
20, 40, 60 0.79, 1.57, 2.36
253 503
500 112 1 000 225
1 250 281 2 500 562
2 500 562 5 000 1 124
3 750 843 7 500 1 686
3 750 843 7 500 1 686
5 000 1 124 10 000 2 248
- - - -
FlowAct IG - FCD VLENAI00IGA4 03/15
Order code
503 B FY O
253
503
701
B
701
1 400 315 AD
3 500 787 BL
7 000 1 574 DY
10 500 2 360 VC
10 500 2 360 VI
14 000 3 147 FY
16 100 3 619 TD
O
S
Stroke 20, 40 mm / 0.79, 1.57 inch only !
1)
2) Stroke 20 mm / 0.79 inch only !
Z B
A
Z
A
B
C