Transformer Oil
Typical Properties
| Particular | Method | Limit | Result |
| Appearance | 7.1 | Clear free from sediment and suspended matter | Clear free from sediment and suspended matter |
| [email protected]0C | 7.2 | ……
<0.895 |
0.835
0.841 |
| Kinematic fiscosity, MM2/S
-At 400C -At -150C |
7.3 |
<16.5 <800 |
9.71 166.74 |
| Flash Point (PMCC),0C | 7.4 | >140 | 154 |
| Pour Point, 0C | 7.5 | <=-30 | -36 |
| Interfacial Tension, N/M@250C | 7.6 | >0.040 | 0.042 |
| Dielectric Strenght (Break Down Voltag) KV at 60HZ Disk electrodoes | ASTM D 877 | 30 KV Min | 76 |
| Dielectric Dissipation Factor @900C & 40HZ-60HZ | <0.005 | 0.0005 | |
| Neutralization Value MG KOH/G | 7.7 | <0.03 | 0.0002 |
| Corrosive Sulphur | 7.8 | Non Corrosive | Non Corrosive |
| Water Content, PPM | 7.9 | <40 | 14 |
| Antioxidant Additives, % | 7.10 | Absent | Absent |
| Oxidation Stability (164 Hrs)
a) Neutralization Value, MG KOH/G b) Sludge, % by mass |
11.07.1/Appendix A |
<0.40 <0.10 |
0.046 0.008 |
| PCB content, PPM | ASTM-4059 | Not Detectable | Not Detectable |
| Gassing Tendency @50HZ after 120 | 7.14 | <+5 | +3 |
Available Size (Packing)
210LTR