Mineral insulating oils

Transformer oils are essential fluids for the proper functioning of electrical transformers, serving the purpose of insulating and cooling the electrical equipment.

Transformer oils

Ergon’s HyVolt oils are premium dielectric fluids that meet the latest requirements of the IEC 60296:2020 general specifications. These products feature a very low pour point, excellent oxidation stability, and outstanding electrical properties, making them suitable for the most demanding requirements set by leading transformer manufacturers worldwide.

Product data sheet

Available in variants

Canister 20L

Drum 180Kg

IBC 880Kg

		HyVolt I			HyVolt III
	METHOD	SPECIFICATIONS	VALUES	METHOD	SPECIFICATIONS	VALUES
Product Type		Unadditized			Additized
Viscosity, mm²/s at 40°C	ISO 3104	MAX: 12.0	9.7	ISO 3104	MAX: 12.0	9.6
Viscosity, mm²/s at -30°C	ISO 3104	MAX: 1800	941	ISO 3104	MAX: 1800	885
Pour Point, °C	ASTM D5950	MAX: -40	-49	ASTM D5950	MAX: -40	-53
Water Content, mg/kg	IEC 60814	MAX: 30	13	IEC 60814	MAX: 30	14
Breakdown Voltage, kV, before treatment, 2.5 mm	IEC 60156	MIN: 30	52	IEC 60156	MIN: 30	55
Breakdown Voltage, kV, after treatment, 2.5 mm	IEC 60156	MIN: 70	72	IEC 60156	MIN: 70	75
Density at 20°C, kg/m³	ISO 12185	MAX: 0.895	0.871	ISO 12185	MAX: 0.895	0.869
DDF at 90°C	IEC 60247	MAX: 0.005	0.001	IEC 60247	MAX: 0.005	0.0004

SPECIFICATIONS

IEC 60296 ed.5, 2020, general requirements and special applications, including the full declaration of additives according to Clause 6.11.1
Doble TOPS
ASTM D3487–16, including the full declaration of additives according to Section 4.4
CSA C50-14 Class A and B, standard requirements Type II and IV
Corrosive sulfur tests: ASTM D1275, DIN 51353, and IEC 62535

CHARACTERISTICS

Excellent oxidation stability
Low dielectric dissipation factor
High dielectric strength
Excellent cooling properties

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