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APV_DE3_UK-7_082017.indd
UK
Double Seat Valve
DELTA DE3
Instruction manual: UK - rev. 7
APV
9. Technical Data
9.5.
Valve stroke open / closed
dimensions in mm
DN Inch A B C
stroke H1
upper shaft
stroke H2
lower shaft
40 1,5" 6,5 5 21,2 30 26
50 2" 11,5 12 21,2 37 33
2,5" 15,5 18 21,2 43 39
65 21,5 18 21,2 43 39
3" 27,6 18 21,2 43 39
80 31,5 23 36,2 48 44
100 4" 50,5 23 36,2 48 44
125 69,5 29 42,7 54 50
150 6" 86,5 37 54,7 62 58
10. Materials
Product-wetted parts: 1.4571, 1.4404 (DIN EN 10088)
Other parts: 1.4301 (DIN EN 10088)
Seals:
Standard design: EPDM/ PTFE
Option: HNBR/ PTFE
FPM/ PTFE
Actuator: PA 12 GF 30
Shaft bearing: PPS
Drain pipe: PP GF30
fig. 9.5.
valve position
closed
lower
valve shaft
valve position
open
A
C
H1
H2
B
upper
valve shaft