explosion safety, provided by RIN technology (Resin Impregnated Nonwoven) – non-woven material impregnated with polymer;
confirmed by tests vandal and impact loads resistance;
absence of icing on the surface of the insulation shell;
rated currents of 2000 to 4000 A;
climatic conditions – 60 – + 55 ° C;
since 2015 they are used in the Russian Federation.