Designations for types of construction and mounting arrangements of rotating electrical machines ( first revision) ( fifth reprint July 2006) 

 - New Delhi  Buraeu of Indian standards, New Delhi  1974 
 - 14p. ; 21 cm. 
<br/><br/> Indian Standard No. : IS 2253 
<br/><br/><label>Subjects--Index Terms: </label>IS 2253