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).
Instruction sheet detailing the revised specifications and particulars for the G2 motor.
| Identifier | ExFiles\Box 64\1\ scan0233 | |
| Date | 22th July 1926 | |
| RR 238 (150 BKS.) (SH57.29-6-20.) MP 224358 X. 7620 G2 ROLLS-ROYCE LTD. INSTRUCTIONS. To EFC 22 - 7 - 1926 Order No. PC 108 Customer's No. X 8620 S. Motor G.2 The following are details of G motor revised and designated G.2. This machine combines the deep slot type armature, and brush gear from A motor, with the carcase, poles, and field windings of G motor. Particulars. Poles with reduced cores. Teazer winding, 36 turns per pole of 17SWG placed near the carcase. Resistance of winding taken between terminals; .402w at 45°C Resistance of main winding taken between terminal and positive brush-holders; .0145w at 45°C. Resistance of armature winding and brushes; .0119w at 45°C Shaft thread; 55° 8' helix. 34 52' spiral. Signed Cont'd A.{Mr Adams} This Sheet must be filed on completion of the work. | ||