. The street railway review . LOOKING SOUTH AT LANESBORO. tory immediately adjoining the Station and I the northern end ofthe line. The sub-station at Lee is ten miles from the Pittsfield plantand is housed in a frame building, which is virtually a two-storycottage, having rooms and chambers for the sub-station attendantand his family. The converters and transformers are in a one-story addition adjoining the cottage at the rear. The equipmentconsists of two 250-kw. rotary converters with static transformersof 600 kw. capacity. The sub-station at Housatonic which is 20 miles from the Pitts-tit
. The street railway review . LOOKING SOUTH AT LANESBORO. tory immediately adjoining the Station and I the northern end ofthe line. The sub-station at Lee is ten miles from the Pittsfield plantand is housed in a frame building, which is virtually a two-storycottage, having rooms and chambers for the sub-station attendantand his family. The converters and transformers are in a one-story addition adjoining the cottage at the rear. The equipmentconsists of two 250-kw. rotary converters with static transformersof 600 kw. capacity. The sub-station at Housatonic which is 20 miles from the Pitts-tit lit plant is located in the rear of the car house and contains iden-tically the same electrical equipment as the sub-station at T 111. alternating current circuits from the main station in Pitts-field are in duplicate, that is. there is one circuit from Pittsfieldto the Lei sub station, and one circuit from Pittsfield to Housatonicsub-station In case of accident to cither circuit the other 1. TRESTLE AT CHESHIRE. cut in. By this method the liability from accident is reduced to aminimum. The transmission line does not follow the line of thestreet railway for the entire distance, the town of Pittsfield beingcut out by a high tension line around the city, and- the town ofLee is also avoided by a similar line running over the avoids running the high tension currents into the towns andalso shortens the transmission distance considerably. Feb. 15, 1902.] STREET RAILWAY REVIEW. 67 The over-head construction consists of two Ntrolley wires for the entire length of the road. The wire is carriedon 35-ft. poles with Creaghead flexible brackets One of the accompanying diagrams gives the distribution of feed-ers and transmission lines. The transmission lines which are bare The insulators for the high tension line are of glass purchasedfrom the C. S. Knowlcs Co., of Boston. They have J in. petti-coats and .110 supported on steel pins with glass sleeves. Light-ning protectio
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