A.T.—ALTERNATING TRANSFORMER DISTRIBUTION.

Generating station, buildings, chimney shaft, £

water tanks, and general fittings 11,000

Dynamos and exciters—865 kilowatts, including

spare sets, divided as convenient 5,540

Motive power, _i.e._, engines, boilers, steam

and feed connections, belts, &c., at £8 12_s._

per I.H.P. 12,470

500 transformers, _i.e._, one to every pair of

houses, at £15 each 7,500

2,000 yards primary or charging main, exterior

to area of supply, at £308 per 100 yards 6,160

20,000 yards distributing main, 50 mm. sectional

area, at £91 7_s._ (_see_ Table I.) 14,270

Regulating gear 500

———————

£57,440

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Central-Station Electric Lighting With Notes on the Methods Used for the Distribution of Electricity · 第 34 / 83 题