BP Energol Insulating Oil for Electrical Transformers, Switchgear and Circuit Breakers

By Chris Dodds on 17th November, 2015

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Electrical Insulating & Transformer Oil

BP Energol JS-A (BS148) Transformer Oil

 

BP Energol JS-A is an electrical insulating oil for transformers, switchgear and circuit breakers. BP Energol oil is a pure mineral hydrocarbon oil specially refined and blended from selected crude oils to comfortably surpass the limiting values of the international specifications IEC 296/1982 (Classes 1 and 2). 

BP Energol JS-A Insulating Oil Features

• High dielectric strength and low power-loss
• High oxidation resistance
• Low sludge formation
• Excellent cooling properties
• High purity and high flashpoint

 

BP Energol JS-A Transformer Oil Typical Characteristics

Test	Method	Value/Unit
Colour	ASTM D1500	<0.5
Density	ISO 3675 / ASTM D92	885 kg/m³
Pour Point	ISO 3016 / ASTM D97	-57°C
Flash Point	ASTM D93	146°C
Kinematic Viscosity 40°C -15°C	ISO 3104 / ASTM D445	11 mm²/s / 400 mm²/s
Neutralisation Value	ASTM D664	0.01 mgKOH/g
Corrosive Sulphur	ASTM D1275	Nil
Anti Oxidant Additive No Breakdown Volt (new dry oil)	IEC 156	>60kV
Dissipation F at 90°C, 50Hz	IEC 156	0.0006
Oxidation Stability IEC74 Neutralisation Value		0.5 mgKOH/g
Sludge Value		0.05 %wt
Loss Tangent at 90°C		0.0006
Gassing Tendency		+3 mm³/min

 
Energol Performance  : BP Energol JS-A conforms to IEC 296 (1982) Class I, British Standard Specification BS 148 1985 and SABS 555-1985 and carries the mark.

T&D service electrical contractors specialising in the design, build, deployment and management of LV-HV power transformers and distribution transformers.

T&D distribute an extensive range of electrical switchgear and transformer oils for high voltage electrical equipment insulation, 11kV-33kV - this includes Guroflex oils, BICC oils and Trinidite hot pour compounds for filling high voltage switchgear and transformer termination boxes and busbar chambers.

 

• Further reading :

11kV Cable Box Terminations (Compound Filled) - Breaking Down & Terminating With Triplex Cables

Breaking Down HV Cable Boxes & Using Guroflex - Applications & Tips

 

 

Invitation

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BP Energol JS-A (BS148) Transformer Oil

Category:  HV Cable Jointing & Terminating

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