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APV_DA4_UK-1_102018.indd
UK
Double Seat Mix Proof Valve
APV DELTA DA4
Instruction Manual: UK - rev. 1
APV
9. Technical Data
9.1.
General data
Product-wetted parts
1.4404, 316L
(DIN EN 10088)
Other parts
1
.4301,304
(DIN EN 10088)
Seals
standard
EPDM/ PTFE compound
options
HNBR/ PTFE compound
FPM/ PTFE compound
Max. line pressure
10 bar
Max. operating temperature
135 °C EPDM, HNBR
*FPM
Short-term load
140 °C EPDM, HNBR
*FPM
*no steam
Tightening torque for stop sleeve
10 Nm
Tightening torque for safety nuts at
lower and upper valve shaft
40 Nm
Spray connection
PP
Ø Cleaning connection
DN 40–100/1,5-4"
8 x 1 mm
Ø Air connection
6 x 1 mm, 1/4" OD
Max. pneumatic air pressure
8 bar
Min. pneumatic air pressure
5 bar
9.2.
Compressed air quality
Quality class
acc. to DIN ISO 8573-1
Content of solid particles quality class 3,
max. size of solid particles per m³
10000 of 0,5 µm < d < 1,0 µm
500 of 1,0 µm < d < 5,0 µm
Content of water
quality class 3,
max. dew point temperature -20°C
For installations at lower temperatures
or at higher altitudes, consider
additional measures to reduce the
pressure dew point accordingly.
Content of oil
quality class 1, max. 0,01 mg/m³
The oil applied must be compatible with Polyurethane elastomer
materials.