Cooling oils for applications in food processing
SIGMA FLUID
FG-460
FG-680
Description
Synthetic oil
Synthetic oil
Application
Specifically for machines in applica‐
tions where the compressed air may
come into contact with foodstuff.
Special oil for ambient conditions with high
temperatures and humidity.
Specifically for machines in applications
where the compressed air may come into
contact with foodstuff.
Approval
USDA H1, NSF approved for appli‐
cations where contact with foodstuffs
may sporadically or incidentally be
possible.
USDA H1, NSF approved for applications
where contact with foodstuffs may sporad‐
ically or incidentally be possible.
Viscosity at 40°
°C
46 mm
2
/s (ASTM D445)
68 mm
2
/s (ASTM D445)
Viscosity at
100 °C
8.0 mm
2
/s (ASTM D445)
10.5 mm
2
/s (ASTM D445)
Flash point
246 °C (ASTM D92)
238 °C (ASTM D92)
Density at
15 °C
0.842 g/cm
3
(ASTM D1298)
0.854 g/cm
3
(ASTM D1298)
Pour point:
−39 °C (ASTM D97)
−39 °C (ASTM D97)
Tab. 33 Cooling oil recommendation (food processing)
2.6.7 Cooling oil charge
Cooling oil
Fluid volume [litre]
Machine
5.0
Compressor unit + heat exchanger
(Option db)
5.0
Tab. 34 Cooling oil charge
2.7 Engine
2.7.1 Engine specification
Feature
Specification
Make/Model
Kubota D-1105
Engine control
Mechanical
Fuel injection
Mechanical
Rated engine power [kW]
18.2
Speed at LOAD operation [min
-1
]
2850
* Use only diesel fuel to EN 590 or ASTM D975. Consult the engine manufacturer on the use of
other fuels if necessary.
2
Technical Specifications
2.7
Engine
14
Operating Manual Portable Rotary Screw Compressor
MOBILAIR M27 PE
No.: 9_9548 22 HCE