Voltesso 35 – 1 L Insulating Oil

This high-performance electrical insulating oil is formulated from high-quality base stocks and additives to provide excellent low-temperature fluidity, oxidation resistance, and transformer component protection.

KEY FEATURES

• Product Type: Electrical insulating oil

• Volume: 1 L

• Low‑temperature fluidity: Excellent

• Insulating properties: Good dielectric performance

• Copper corrosion control: Effective

• CSA Specification: CSA C50‑08 Class A, Type I

• Viscosity @ –40 °C (cSt): 1800

• Viscosity @ 0 °C (cSt): 42

• Viscosity @ 40 °C (cSt): 7.6

• Viscosity @ 100 °C (cSt): 2.10

• Density @ 15 °C (kg/dm³): 0.876

• Flash point (COC, °C): 145

• Pour point (°C): –46

• Dielectric breakdown @ 60 Hz (kV): ≥ 30

• Dielectric breakdown @ 2.03 mm (kV): ≥ 35

• Impulse breakdown voltage (kV): ≥ 145

• Gassing tendency (µL/min): ≤ 30

• Water content (ppm): 35

• Neutralization number (max): 0.02

• Oxidation sludge (uninhibited, 164 h @ 110 °C): ≤ 0.2 % weight

• TAN (uninhibited, 164 h @ 110 °C): ≤ 0.5 mg KOH/g

• Oxidation sludge (inhibited, 164 h @ 110 °C): ≤ 0.05 % weight

• TAN (inhibited, 164 h @ 110 °C): ≤ 0.2 mg KOH/g

• Interfacial tension (dynes/cm): ≥ 42

• Power factor @ 25 °C (%): ≤ 0.05

• Power factor @ 100 °C (%): ≤ 0.5