Enquiry:
I’m looking for oil testing laboratories in Sweden which can handle used transformer oil.
The laboratory should be able to execute the following tests:
| Test Items | Standard Require |
| Visual Check | ASTM D1524 |
| Colour Index | VDEW Olbuch/ASTM D1500 |
| Breakdown Voltage | IEC 60156 |
| Dielectric Disipation Factor tanD (@ 90°C) | DIN EN 60247 |
| Neutralisation Number / Acidity | IEC 62021-1/DIN 51558-2/ASTM D664 |
| Moisture | IEC 60814 |
| Interfacial Tension | ASTM D 971 |
| Inhibitor Content | DIN EN 60666 |
| DC Resistivity | IEC 60247 |
| Furans ( Derivates in Isolation Oil ) | DIN EN 61198/ASTM D5837 |
| Depolymerisation Number of Isolation Paper | DIN EN 60450 |
| Flash Point | DIN EN ISO 2719 |
| Viscosity (@ 40°C) | ISO 3104 / DIN 51562-1 |
| DDF 25°C and 100°C | ASTM D924-15 |
| PCB | DIN 12766-2/ASTM D4059-00 |
| PCB | IEC 61619 |
| Corrosive Sulphur ( Silver Strip ) | DIN 51350 |
| Corrosive Sulphur ( Cu ) | IEC 62535 |
| Corrosive Sulphur ( Cu ) | ASTM D 1275-A,B |
| Density ( @ 20°C ) | ASTM D4052 |
| DBDS | IEC 62697-1 |
| Particles | IEC 60970 |
| DGA | IEC 60599 |
| Buchholz gases | VDE 0370 Part 9/DIN EN 60567 |
| Methanol in Electrical Insulating Liquids | ASTM Work 30948 |
| Sediments | EN 12662 / IEC 60422 |
| Soluble Sludge | IEC 60422 |
One of our highly proficient and ISO certified laboratory would be taking over this job.
Should you have any similar requisites, do drop us email and we shall revert instantly -> [email protected].