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).
Request to place an order for cold chamber equipment for the Experimental Department.
| Identifier | ExFiles\Box 151\3\ scan0318 | |
| Date | 4th February 1938 | |
| Req from EJJ. c to Hs {Lord Ernest Hives - Chair} /Rm. {William Robotham - Chief Engineer} c to Miller-Wrights c to G {Mr Griffiths - Chief Accountant / Mr Gnapp} /Rb {R. Bowen} /Mr.Stirks X1290 GERRY SMITH S.271 EJJ5/WB {Mr Brazier / Mr Bell} 4.2.38 Cold Chamber - Experimental Department --------------------- Please send an order to Messrs J & E Hall Ltd., Dartford Ironworks, Kent., for the following - One - 8" bore x 8" stroke triple cylinder single acting ammonia Compressor, in accordance with specification No.58P and illustration No.536, fitted with two variable duty pockets for starting purposes, and complete with the following equipment. 25 HP Brook Motor with suitable Ellison switchgear, Water Intercooler of the shell and tube type. Ammonia Condenser of the open or atmospheric type. Centrifugal Water Pump direct motor driven by 1 1/2 HP motor with suitable switchgear. Air Cooler for the Cold Room with propeller type circulating fan driven by 2 1/2 HP Motor with suitable switchgear. The necessary connecting piping and fittings, spanners tools etc and first charge of ammonia. Price...................................... One - Insulated Cold Room size 25'10" x 18'10" x 12'0" to inside of joists before insulation with two double doors and Airlock 8'0" x 6'0" x 8'6" inside dimensions. The chamber and equipment to be suitable for maintaining a temperature of - 20°C. All as specified under Scheme (1) and as shown on drawing No. LE.5365. Price.. including complete erection on site.. Insulation of inspection pit (the brick surrounds to be provided by us), alarm fitting and hand lamp fittings, in accordance with their letter dated Jan. 14th.......... Full automatic control as described in detail in theirs of Jan. 16th, including three thermostats, electrically operated water valve, full automatically controlled electrical starting gear for the compressor, water pump and fan..................................... -cont- AHH | ||