Set of three Black and White photograph, mounted onto grey impressed and lined, brown rear, card of equipment at the Essendon or Ascot Vale Power House operated by The North Melbourne and Electric Tramways and Lighting Company. Photo by "Darge" Photos, 175 Collins St Melbourne, printed on the bottom right hand corner. .1 - Switchboard and wiring at the one end of the power station with attendant. .2 - View showing the engines and steam control equipment. (images i2 and i3 - close up of builders plate) .3 - View showing the generator ends of the engines (images i4 and i5 - close up of the buildings plate) - Browett and Lindley of Manchester, main engines. Reference photo on page 12 of "A short history of The North Melbourne Electric Tramways and Lighting Company Limited" - K.S. Kings, edited by Dean Filgate Dec. 2016.trams, tramways, power station, equipment, essendon, nmetl

Report or Programme for the Sunday 20th October 1991, PTC Open Day 23 A4 photocopied sheets + A3 folded drawing stapled in the top left hand corner titled "Electrical Engineering in the PTC 1906 - 1991". Describes the history of electric traction systems and engineering in Victoria for both rail and tram operations, overhead wiring systems, lighting and power supplies, with photos of Newport Power Station, Jolimont, Camberwell, Preston tramway substations. The last sheet has a drawing, poor quality of the 1500V DC railway traction system.trams, tramways, ptc, overhead, substation, electrical engineering, electric traction, open days

Specification or Tender Document - titled "Design, Manufacture and delivery of 100 only all-electric trams", and "Background Information and Preliminary Specification", dated June 1965. Bound into a brown foolscap card cover. Details the conditions of tender, conditions of contract, notes, specification, gives background information about Melbourne, dimensions, performance, drivers and conductors, trucks, wheels, brakes, electrical equipment, control panels and drawings. The drawings give a map of the system, typical city route, Glenferrie Road route (grade diagram), concrete track construction, min. radius curves, loading gauge, all-electric tram and mounting details for the trolley base, schedule of prices, tender form, form of contract, schedule of information to be provided by the tenderer. Comprises: 1 - Conditions of Tendering - 1 page 2 - Conditions of Contract - 4 pages 3 - Contents - 3 pages 4 - Notes for prospective tenderers - dated June 1965 5 - General nature of contract - 21 pages 6 - Appendix A - climate data - two sheets 7 - List of 14 appended drawings 8 - O.6887A - cross section of trolley wire 9 - P.13855 - Glenferrie Road, Longitudinal Section 10 - P.13856 - Wattle Park Route 11 - P.13857 - East Preston Route 12 - P13858 - Concrete track construction 13 - P13859 - Open track construction 14 - P.13860 - Paved ballast track construction 15 - P.13887 - Tram Route - locations of substations and section switches 16 - P.13888 - Minimum radius service curves to give minimum clearance between tramcars 17 - P.13889 - Grooved Rail - 102 pounds per yard and tire profile 18 - R10-301 - Loading gauge, proposed electric tramcars 19 - R9706K - Rolling stock data, tramcars 20 - R10306 - Collins Points Shifter - Wiring diagram. 21 - Schedule of data to be supplied by the tenderer 22 - notes on Automatic Points shifters - 2 sheets 23 - Tender prices and delivery periods - 2 sheets. See Reg Item 2266 for the 1972 version and 1583 for the August 1966 version. See Reg Item 4049 for associated newspaper cuttings. See file htd4667i1.pdf for scans of the drawings.In ink in top right hand corner - "Lees"trams, tramways, specification, tenders, z class, mmtb, melbourne

Four-page printed brochure with illustrations 1940’s? describing the Point turning mechanism with illustrations, of the equipment, method of operation advantages, wiring, the street box and curb (kerb) control box. This type was used for many years at the intersection of Swan and Church Sts Richmond. Published by the Forest City Electric Co. of Manchester.Yields information about the Forest City Collins Point turners.Four page Pamphlet or Brochure Forest City No. 18T, "Collins Patent Automatic Point Turner".trams, tramways, forest city, points

Foolscap Manila Folder titled "PCM Tram Equipment" with the following papers secured with an Arnos binder. Many of the documents seem to have been copied onto heat sensitive paper. Have tissue paper separating them. 1. Wiring Diagram - GE PCM Control Equipment - R4284B. 2. Westinghouse - Load test on Repair Railway Motors 3. Letter to Chief Engineer MMTB from Australian General Electric - 23/7/1935 - re delivery of 15 cases of PCM Equipment by ship and attaching drawings. 4. Drawings and maintenance notes for above - includes field shunts, magnet valves, cases, 5. GE Specification Ry-5313 - General Electric PCM Control for 4-40HP 600Volt Motors with Shunted FieldsOn rear cover in ink "To Norm Cross"trams, tramways, electro pneumatic, pcm, controllers, general electric, mmtb, tramcars

Black and White Photograph of a transformer face plate for a British General Electric transformer for use in Mercury Arc Rectifier Equipment, made 1950. Provides details of the transformer capacity, ratings and wiring diagram. Made at the EPM Works, Waterloo NSW.trams, tramways, transformer, mercury arc, substation, electrical equipment