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).
Wiring diagrams for a Lucas E 575 Dynamo, showing different brush connection configurations.
| Identifier | WestWitteringFiles\C\May1919\ Scan57 | |
| Date | 6th May 1919 | |
| LUCAS E 575. DYNAMO 7. (a) Plain shunt O Control brushes lifted. (b) Control brush connected to -ve brush. Direct to control brush (c) Correctly connected (d) -ve brush disconnected. (e) Plain shunt using control brush as negative brush. Direct to control brush Central Diagram Labels: M+7 M+7-C N, S 180° 10° Diagram of windings, holes, brushes, terminals, etc Viewed from commutator end Axis of cross magnetisation due to main current alone (Considered as passing in at -ve brush and out at +ve brush) E.T.C. | ||