TVBI transformer oil-Jiangsu Shuangjiang Energy Technology Co., Ltd

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TVBI transformer oil

Suzhong TVBI transformer oil is made of hydrogenated refined base oil with antioxidant inhibitors and advanced automatic production blending process (ILB), which has excellent insulation, cooling and arc-extinguishing properties, and can be operated stably for a long period of time in harsh operating environments. The performance indexes meet the requirements of IEC 60296-2020/GB 2536-2011 standards.

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Mineral insulating oil

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Product Description

The lower viscosity and viscosity index of this product can provide effective cooling and heat transfer; good oxidative stability and excellent electrical insulation properties, can be in harsh conditions of safe and stable operation, maximum prevention of oil aging, prolong the service life of the equipment and reduce maintenance costs.

PROPERTY	UNIT	TEST METHOD	TYPICAL DATA
1-Function
Viscosity,40℃	mm²/s	ISO 3104	≤12
Viscosity,-30℃	mm²/s	ISO 3104	≤1800
Pour point	℃	ISO 3016	≤-40
Water content	mg/kg	IEC 60814	≤30
Breakdown voltage
-Before treatment	kV	IEC 60156	≥50
Density,20℃	kg/m³	ISO 12185	≤895
DDF, 90℃		IEC 60247	≤0.005
2-Refining/stability
Colour		ISO 2049	＜1.5
Appearance		IEC 60296	Clear, free from sediment and suspended matter
Acidity	mg KOH/g	IEC 62021	≤0.01
Interfacial tension	mN/m	EN 14210	≥40
Corrosive sulphur		DIN 51353	non-corrosive
Potentially corrosive sulphur		IEC 62535	non-corrosive
DBDS	mg/kg	IEC 62697-1	not detectable
Antioxidant	wt%	IEC 60666	0.20
Metal passivator additives	mg/kg	IEC 60666	not detectable
2-Furfural and related compounds	mg/kg	IEC 61198	＜0.05
3-Performance
Oxidation stability at 120℃,500h		IEC 61125C
Total acidity	mg KOH/g		≤1.2
Sludge	wt%		≤0.8
DDF at 90℃			≤0.500
4-Health,safety and environment(HSE)
Flash point, PM	℃	ISO 2719	≥135
PCA	wt%	IP 346	＜3
PCB		IEC 61619	not detectable

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400-860-5002

0086-523-84381106

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