industrial motors;
traction and auxiliary motors for lift trucks;
variable speed (Schrage) motors;
asynchronous motors with slip rings;
special and low power motors;
universal motors with bar commutator;
generators (dynamos);
generators (asynchronous alternators);
rotating converters;
tachometer generators;
adjustable autotransformers ( voltage variators);
adjustable rheostats;
slip ring assemblies;
contact devices;
special applications.