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Synthetic ester insulating oil
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- Product Description
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DEEP JSSJ-SE-1 is an unused synthetic ester insulating oil. It is a polyol ester synthesized by pentaerythritol and mixed fatty acids instead of mineral oil as an insulating medium for transformers and similar insulating equipment. JSSJ-SE-1 has good electrical insulation properties, excellent oxidation resistance and moisture resistance while it is safe, environmentally friendly and easy to biodegrade.
Property
Unit
Test Method
Typical Values
Physical
Colour
Hazen
ISO 2211
≤200
Appearance
Visual
Clear, free from water and suspended matter and sediment
Density at 20˚C
kg/m3
ISO 12185
≤1000
Kinematic Viscosity
at 40℃
at -20℃
mm2/s
ISO 3104
≤35
≤3000
Flash Point
℃
ISO 2719
≥250
Fire Point
℃
ISO 2592
≥300
Pour Point
℃
ISO 3016
≤-45
Crystallization
IEC 61099 (2010 Annex A)
No crystals
Chemical
Water Content
mg/kg
IEC 60184
≤200
Acidity
mgKOH/g
IEC 62021
≤0.03
Oxidation Stability, 164h
IEC 61125 C
Total Acidity
mgKOH/g
≤0.3
Total Sludge
%
≤0.01
Electrical
Dielectric Breakdown
kV
IEC 60156
≥60
Power Factor at 90°C
IEC 60247
≤0.03
DC Resistivity at 90°C
GΩ·m
IEC 60247
≥2.0
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Synthetic ester insulating oil
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