BS 4999-147:1988

This standard BS 4999-147:1988 General requirements for rotating electrical machines is classified in these ICS categories:

• 29.100.10 Magnetic components

This standard applies to brushes and brush-holders for electrical machinery. For the present it applies only to brushes and brush-holders for cylindrical commutators and slip rings.

Specifies the principal and complementary dimensions of brushes and brush-holders, limits and tolerances of principal dimensions and recommended combinations and preferred dimensions of brushes. Also current capacity, terminal types and sizes and details of brush-holders.