
Face plate controllers and resistances for use therewith for electric motors (D.C. and A.C. Slip Ring).
STANDARD published on 1.6.1923
Designation standards: BS 123:1923
Note: WITHDRAWN
Publication date standards: 1.6.1923
The number of pages: 13
Approximate weight : 39 g (0.09 lbs)
Country: British technical standard
Category: Technical standards BS