. The street railway review . K IlKlSII MOT( type has been made simply to satisfy the demand which is fre-quently found in specifications, (or a 3S-h. p. to fit a 3 ft. 6 The limitations of space available on a 3 ft. 6 in. gage aresuch as to make it inevitable that a motor to develop 35 h. p mustrun at a high speed. This means a low force factor and a verylarge increase of starting current. Apparently the only solution type of motor known as the 1,200, a type which is suitable fortramways of standard gage. This motor is rated at 35 h. p. at alow speed, and can handle the heaviest kind
. The street railway review . K IlKlSII MOT( type has been made simply to satisfy the demand which is fre-quently found in specifications, (or a 3S-h. p. to fit a 3 ft. 6 The limitations of space available on a 3 ft. 6 in. gage aresuch as to make it inevitable that a motor to develop 35 h. p mustrun at a high speed. This means a low force factor and a verylarge increase of starting current. Apparently the only solution type of motor known as the 1,200, a type which is suitable fortramways of standard gage. This motor is rated at 35 h. p. at alow speed, and can handle the heaviest kind of holiday trafllc onsteep gradients without any danger of overheating. The question of overheating is in fact the crux of the Iraclionmotor problem. The motors may exert on test and show on tlirir 60 STREET RAILWAY REVIEW. [Vol. XI. No. i. characteristic curves the necessary combination of speed andtorque, but the proof of a good motor is its capacity to work ata temperature that docs not quickly bring it into the repair sh
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Keywords: ., book, bookcentury1800, bookdecade1890, booksubjectstreetrailroads
