Wandsworth Power Station
1894 Under construction by County of London Electric Lighting Co; together with City Road Power Station the combined capacity would be 300kW (equivalent to 9,000 8 candle power glow lamps).
The six 180 kW alternators with their Raworth high-speed engines and the three engine-driven DC exciters were supplied by the Brush Electrical Engineering Co. The boilers were by Babcock and Wilcox, with Vicars' stokers and Green's economisers. Overhead cranes were by Vaughan. Provision was made for doubling the size of the engine room and boiler house.[1]
From Wikipedia:-
Following the First World War new plant was installed. By 1923 the generating plant comprised:-
1 × 1 MW reciprocating engine,
3 × 1.5 MW turbo-alternators,
2 × 5 MW turbo-alternators,
2 × 6 MW turbo-alternators.
By 1954 generating plant comprised:-
2 BTH 5 MW turbo-alternators,
1 BTH 6 MW turbo-alternator,
1 Metropolitan-Vickers 6 MW turbo-alternator.