In the case of a lamp equipped with non-replaceable light sources (filament lamps and other), at 6,75 V, 13,5 V or 28,0 V respectively.
kui tegemist on mitteasendatava valgusallikaga (hõõglambid jm) laternaga, rakendatakse vastavalt 6,75 V, 13,5 V või 28,0 V;