Adjustable speed drives
Subtitle: reference guide
By: [written by Maura Ryan].
Contributors: B.C. Hydro.
Publisher: Ontario Hydo
Published: 1989
Place of publication: [Toronto, Ontario?]
Language: eng
Subjects: Electric machinery; Variable speed drives; Motors
Notes: Cover title.

"Originally printed and published by Ontario Hydo as: Electric variable speed drive reference guide"--P. 2 of cover.

"04-89"--P. 4 of cover.

Includes index.

Includes bibliographical references.