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).
Table of starter motor static torque data for various motor models.
Identifier | ExFiles\Box 64\2\ scan0219 | |
Date | 20th November 1928 guessed | |
STARTER MOTOR STATIC TORQUE DATA. MOTOR. | Carcass dia. (") | Armature Dia. ("), Length (") | No. of conductors. | No. of field turns per pole. | Torque for 120 amperes (lb-inches) | Corresponding flux. (kilolines). ---|---|---|---|---|---|--- R.R. Std. | 6.000 | 3.600, 2.250 | 90 | 8 3/4 | 70 | 231 G2 | 5.000 | 3.100, 2.750 | 82 | 6 1/2 | 60 | 216 K.{Mr Kilner} | 5.000 | 3.100 to 2.900, 2.750 | 90 | 6 1/2 | 51 | 164 R.{Sir Henry Royce} Bosch S.45 | 5.900 | 3.700, 2.870 | 82 | ? | 55 | 198 C2 (2s2p) | 5.000 | 3.100, 2.750 | 82 | 3 1/4 | 35 | 126 R.{Sir Henry Royce} Bosch Post war | 4.920 | 2.750, 2.800 | 62 | — | 32 | 153.5 N | 5.000 | 3.100 to 3.000, 3.500 | 74 | EFC. 4 1/2 | 53.5 | 213.5 | ||