Ключевые слова:
Testing conditions|Profile|Electrical components|Cylindrical shape|Dimensions|Electric current|Electric machines|Length|Dimensional tolerances|Slip rings|Commutators|Graphite|Carbon|Electrical equipment|Marking|Brush-holders (electrical components)|Rotating electric machines|Circuits|Angles (geometry)|Bevelled|Electric terminals|Safety measures|Pull-out tests|Current-collecting equipment|Resistance measurement|Chamfered|Brushes (electrical components)