Rolls-Royce Archives
         « Prev  Box Series  Next »        

From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Resistance measurements of the main field and teazer windings of an E.A.C. S. Motor.

Identifier  ExFiles\Box 64\1\  scan0181
Date  29th August 1924
  
RR 238 (150 BKS.) (SH57.29-6-20.) MP 224358
ROLLS-ROYCE, LTD.
INSTRUCTIONS.
To E.Y.B.
Order No. WA{Mr Wallis}76
Customer's No. X9620
Resistances of main field winding and teazer winding of E.A.C S. Motor marked A.{Mr Adams}
The resistance of the teazer winding at 18°C = .475 Ohms
Instruments used were:-
No 98 on 1.5 ampere range
" 98 - 1.5 volt range.
The resistance of the main winding at 18°C = .01382 Ohms
Instruments used were:-
NO 22407 on millivolt range
" 98 - 1.5 ampere "
Signed H.E.W.
This Sheet must be filed on completion of the work.
  
  


Copyright Sustain 2025, All Rights Reserved.    whatever is rightly done, however humble, is noble
An unhandled error has occurred. Reload 🗙