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 a torque of 66 lb inches under various conditions.

Identifier  ExFiles\Box 35\4\  scan 107
Date  16th March 1914 guessed
  
Torque of 66 lb inches
Gohawk
S.O. 4929. Sh. V (II). (Bdg) A.972. M.D.

Column 1: No. 1, 50% adva
Amperes: 141
Volts: 9.18
Speed: 630
B.H.P.: .66
E.H.P.: 1.73
Eff: .381

Column 2: No. 2, 75% adv.
Amperes: 141
Volts: 9.18
Speed: 720
B.H.P.: .755
E.H.P.: 1.73
Eff: .436

Column 3: No. 2, Full adv.
Amperes: 150
Volts: 9.00
Speed: 705
B.H.P.: .74
E.H.P.: 1.81
Eff: .408

Column 4: No 4
Amperes: 150
Volts: 9.00
Speed: 720
B.H.P.: .755
E.H.P.: 1.81
Eff: .417
  
  


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