32
859.0089
* Sound power measured per ISO-9614-2.
** Sound pressure was tested 3.28 ft (1 m) from equipment.
All trademarks mentioned in this manual are the property of their respective owners.
Operating Temperature Range
* The maximum temperature listed is based on the ATEX standard for T4 temperature classification. If you are
operating in a non-explosive environment, FKM fluoroelastomer’s maximum operating temperature in aluminum or
stainless steel pumps is 320°F (160°C).
Non-wetted external parts
Aluminum (
VA25(HE)AA
) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . aluminum, coated carbon steel
Hastelloy (
VA25(HE)HC
) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . hastelloy, stainless steel, polypropylene or
aluminum (if used in center section)
Plastic (
VA25(HE)PP
,
VA25(HE)CC,
and
VA25(HE)KP
) . . . . . . . . . . . . . . . . . . stainless steel, polypropylene
Stainless Steel (
VA25(HE)SA, VA25(HE)SC,
and
VA25(HE)SP
). . . . . . . . . . . . stainless steel, polypropylene or aluminum
(if used in center section)
NOTICE
Temperature limits are based on mechanical stress only. Certain chemicals will further limit the maximum operating
temperature range. Stay within the temperature range of the most-restricted wetted component. Operating at a tem-
perature that is too high or too low for the components of your pump may cause equipment damage.
Diaphragm/Ball/Seat
Material
Fluid Temperature Range
Aluminum, Hastelloy, or
Stainless Steel Pumps
Polypropylene or
Conductive
Polypropylene Pumps
PVDF Pumps
Fahrenheit
Celsius
Fahrenheit
Celsius
Fahrenheit
Celsius
Acetal (
AC
)
10° to 180°F
-12° to 82°C
32° to 150°F 0° to 66°C
10° to 180°F
-12° to 82°C
Buna-N (
BN
)
10° to 180°F
-12° to 82°C
32° to 150°F 0° to 66°C
10° to 180°F
-12° to 82°C
FKM Fluoroelastomer
(
VT
)*
-40° to 275°F -40° to 135°C 32° to 150°F 0° to 66°C
10° to 225°F -12° to 107°C
Geolast
®
(
GE
)
-40° to 150°F -40° to 66°C
32° to 150°F 0° to 66°C
10° to 150°F
-12° to 66°C
Polychloroprene over-
molded diaphragm
(
NO
) or Polychloro-
prene check balls (
NE
or
NW
)
0° to 180°F
-18° to 82°C
32° to 150°F 0° to 66°C
10° to 180°F
-12° to 82°C
Polypropylene (
PP
)
32° to 150°F
0° to 66°C
32° to 150°F 0° to 66°C
32° to 150°F
0° to 66°C
PTFE overmolded
diaphragm (
TO
)
40° to 180°F
4° to 82°C
40° to 150°F 4° to 66°C
40° to 180°F
4.0° to 82°C
PTFE check balls or
two-piece PTFE/EPDM
diaphragm (
TF
)
40° to 220°F
4° to 104°C
40° to 150°F 4° to 66°C
40° to 220°F
4° to 104°C
PVDF (
KY
)
10° to 225°F -12° to 107°C 32° to 150°F 0° to 66°C
10° to 225°F -12° to 107°C
Santoprene
®
(
SP
)
-40° to 180°F -40° to 82°C
32° to 150°F 0° to 66°C
10° to 180°F
-12° to 82°C
TPE (
HY
)
-20° to 150°F -29° to 66°C
32° to 150°F 0° to 66°C
10° to 150°F
-12° to 66°C
Содержание VERDERAIR VA 25
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