Transformer oil T-1500 of sulfuric acid and selective refining produced from low-sulfur oils. They are used for oil circuit breakers and other high-voltage equipment (voltage up to 500 kV) as the main electrical insulating material.
Application area
Transformer oil T-1500 is intended for filling transformers, oil circuit breakers and other high-voltage equipment as the main electrical insulating material.
Recommended for use in electrical equipment with voltage up to 500 kV and higher.
Benefits
- possesses improved stability against oxidation;
- has a low content of sulfur compounds;
- low dielectric loss tangent.
| Name of indicator |
Norm |
| Kinematic viscosity at 50 ° С, mm² / s |
8 |
| Kinematic viscosity at -30 ° С, mm² / s |
1100 |
| Acid number, mg KOH per 1 g of oil, no more than |
0.01 |
| Temperature, ° С: flashes in a closed crucible, not lower than |
135 |
| Temperature, ° С: solidification, not higher than |
-45 |