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).
Summary of new tackle required for rig test equipment, specifically listing electric motors.
| Identifier | ExFiles\Box 155\3\ scan0112 | |
| Date | 21th December 1936 guessed | |
| RIG TEST EQUIPMENT. SUMMARY OF NEW TACKLE REQUIRED. The index numbers given before each item indicate the general specification numbers. ELECTRIC MOTORS. - AERO RIGS. 1A. 15 HP. A.C. fixed speed motor; 1B. 15 HP. variable speed motor. 1C. 15 HP. A.C. fixed speed motor. 1D. 15 HP. variable speed motor. 2A. 3 HP. variable speed motor. 2B. 3 HP. " " 2D. 3 HP. " " 3A. 5 HP. " " 3B. 5 HP. " " 4. 5 HP. " " FIVE HP. 6. 10 HP. " " 8. 2 HP. " " 9. 3 HP. " " 10. 10 HP. " " ELECTRIC MOTORS - CHASSIS RIGS. 13. 5 HP. variable speed motor. 14A. 3 HP. " " 14B. 3 HP. " " 16. 20 HP. " " 17. 20 HP. " " continued. | ||