Machine temperatures
Values
Maximum airend discharge temperature (automatic
safety shut-down) [°C]
115
Tab. 30 Machine temperatures
2.6.5.2 Thermostatic valve with Anti-Frost Control
A thermostatic valve with Anti-Frost Control regulates the temperature level of the machine de‐
pending on the ambient temperature.
Temperatures
Values
Ambient temperature [°C]
< 10
20
Airend discharge temperature [°C]
90
65–85
Tab. 31 Airend package discharge temperature
2.6.6 Cooling oil recommendation
A sticker showing the type of oil used is located near the oil separator tank filler.
Information on ordering cooling oil is found in chapter 11.
Cooling oils for general applications
SIGMA FLUID
MOL
S-460
S-570
Description Mineral oil
Synthetic oil
Synthetic oil
Application Standard oil for all appli‐
cations except in connec‐
tion with processing of
foodstuffs.
Particularly suitable for
machines with a low duty
cycle.
Standard oil for all applica‐
tions except in connection
with processing of food‐
stuffs.
Particularly suitable for ma‐
chines with a high duty cy‐
cle. Not suitable for East
and Southeast Asia.
Special oil for ambient con‐
ditions with high tempera‐
tures and humidity.
Standard oil for all applica‐
tions except in connection
with foodstuffs.
Particularly suitable for ma‐
chines with a high duty cy‐
cle.
Viscosity at
40°°C
46 mm
2
/s
(ASTM D445)
46 mm
2
/s
(ASTM D445)
53 mm
2
/s
(ASTM D445)
Viscosity at
100 °C
6.9 mm
2
/s
(ASTM D445)
7.2 mm
2
/s
(ASTM D445)
8.0 mm
2
/s
(ASTM D445)
Flash point 230 °C
(ASTM D92)
251 °C
(ASTM D92)
258 °C
(ASTM D92)
Density at
15 °C
0.868 g/cm
3
(ASTM D1298)
0.860 g/cm
3
(ASTM D1298)
0.869 g/cm
3
(ASTM D1298)
Pour point: −30 °C
(ASTM D97)
−27 °C
(ASTM D97)
−54 °C
(ASTM D97)
Tab. 32 Cooling oil recommendation
2
Technical Specifications
2.6
Compressor
No.: 9_9548 22 HCE
Operating Manual Portable Rotary Screw Compressor
MOBILAIR M27 PE
13
