- 48 -
Chiller Water-cooled Screw
Table 15
Compressors must be installed on the 2 sight glass by default and one is the sight glass for the top and the
other for the bottom. Normal flux within the compressor oil tank must be maintained above the top range of the
bottom sight glass and the middle level of the top sight glass when the compressor is operating. The applicable
oil type is shown below.
Unit
CPI SOLEST
MOBIL EAL
ICI EMKARATE
68
120
220
370
68
100
RL411
RL375
RL421
Color, ASTM
-
-
-
-
-
0.5
0.5
1.5
L2.0
L1.0
Specific weight
-
0.945
0.94
0.95
0.955
0.971
0.966
0.9723
0.9783
0.9759
40°C
100°C
Viscosity
64
131
215.9
385.96
62.5
95.8
48
74.1
134
8.9
14.53
20.8
29.23
8.3
10.5
7.3
10.1
15
Ignition point
C
266
254
271
302
254
260
273
246
265
Pour point
C
-43
-36.5
-25
-21
-43
-37
-40
-35
-37
T.A.N
Mg
KOH/g
mm
2
/s
(cSt)
-
-
-
-
-
<0.05
<0.05
<0.05
-
Copper stain
100C /3time
-
-
-
-
-
-
-
-
-
-
Humidity
ppm
-
-
-
<100
<100
-
-
-
-
Sediment
generation point
C
-
-
-
-
-
-
-
-
-
Insulation
durability 2.5mm
kV
-
-
170
-
0.95
175
16.5
265
-30
-
-
-
-
-
-
-
-
-
-
-
-