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).
Order for experimental electrical laboratory test rig equipment.
| Identifier | ExFiles\Box 167\2\ img103 | |
| Date | 2nd July 1937 | |
| Key from EJJ c to Rm{William Robotham - Chief Engineer}/Wst c to Millwrights c to G/Rb{R. Bowen}/Mr.Birks. 6103 Order No.816 EJJ1/MM2.7.37 EXPERIMENTAL ELECTRICAL LABORATORY EQUIPMENT. Please send an order to Messrs The British Thomson-Houston Co. Ltd., Mazda Buildings, Campo Lane, Sheffield, 1, for :- Ignition Cable Test Rig. 1 - Type ANT 2615 1/8 HP 200 volt, 50 cycle, 3 phase, 1000 rpm protected type synchronous motor with standard bare shaft. Head Lamp Switch Test Rig. 1 - 1/8 HP 100/110 volt D.C. compound wound motor frame size BD.{Mr Berend}236 1425 rpm, continuously rated, mounted integrally with 'B' gear ratio 5.5/8 : 1 giving a slow speed on the output shaft of 254 rpm. Starter Switch Test Rig. 1 - 1/8 HP 100/110 volt D.C. compound wound motor size BD.{Mr Berend}236 1425 rpm with type 'C' gear ratio 28 : 1 giving a slow speed on the output shaft of 51 rpm. Speedometer Test Rig. 1 - BD{Mr Berend} 236 1/8 HP 1425 rpm 100/110 volt D.C. compound wound motor with standard bare shaft. Despatch:- Synchronous motor - 6/7 working weeks. Geared Units & 1/8 HP motor 3 working weeks. Terms of Payment. Nett cash monthly account. Please ask the above people to forward motor characteristics so that we may obtain suitable wire wound resistances for controlling same. Continued | ||