OTHER PRODUCTS >> Transformer Oil

Test
Method
Std.
KEMA Result
Unit
Appearance
ASTM D 1524
Clear & Bright
Clear & Bright
-
Color
ASTM D 1500
Max 0.5
0-0.5
-
Sp. Gr. @ 15°C
ASTM D 1298
Min 0.9
0.8564
-
Flash Point
ASTM D 93
Min 140
183
°C
Aniline Point
ASTM D 611
Min 63
-
°C
Pour Point
ASTM D 97
Max -30
-36
°C
Viscosity @ 40°C
ASTM D 445
Max 16
11.77
cSt
Viscosity @ -15°C
ASTM D 445
Max 800
328
cSt
Neutralization value
ASTM D 974
Max 0.03
0.02
mg KOH/g
Corrosive Sulphur
ASTM D 1275
Non corrosive
Non corrosive
-
Water Content
ASTM D 1533
Max 35.0
8
ppm
Interfacial tension @ 25°C
ASTM D 971
Min 40.0
35.5
mN/m
Breakdown Voltage
IEC 156
As delivered, kV
After treatment, kV

Min 30
Min 60
82
kV
Dissipation Factor @ 90°C
ASTM D 924
Max 0.5
0.4575
-
Oxidation Stability:
After 164 h
Nuetralization No.
Sludge
ASTM D 2440


Max 0.4
Max 0.1


0.08
0.07


mg KOH/g
wt%
Gassing Tendency
ASTM D 2300B
30
-
µl/min
Antioxidant Phenols
ASTM D 2668
Not Detectable
-
wt%
PCB Content
ASTM D 4059
Not Detectable
-
ppm
 

 

 

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