Rolls-Royce Archives
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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).
Test results for an electrical component, recording voltage, amperage, and resistance during operation and de-operation.

Identifier  ExFiles\Box 48\3\  Scan156
Date  24th January 1919
  
RR 300 (120B) (SF 349 24-1-19) MP 200552
91500
ROLLS-ROYCE LIMITED.
INSTRUCTIONS.
IV
19
To
Order No.
Customer's No. FC. 170
Re
Volts & amperss on shunt to operate
13.5 Volts 190 amps 71.0 w
After operation.
13.5 Volts 108 amp. 125.0 w
Ohms cut in by auxiliary contact
54.0 w
Volts & amps on shunt to deoperate.
11.3 Volts, .09 Amp. 125.5w
After deoperation.
11.3 Volts. .165 Amp. 68.0 w
Signed
(Cont d)
This Sheet must be filed on completion of the work.
  
  


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