This part 1 of standard describes "askarels" which are fire resistant insulating fluids composed of polychlorinated biphenyls (PCB's) with or without addition of polychlorinated benzenes. The application benefits, risks, safety requirements, disposal, pa
IEC 60588-1:1977 history
1977IEC 60588-1:1977 Askarels for transformers and capacitors. Part 1 : General