. The Street railway journal . eldstrength, and V4 at 65 per cent of the field strength. Thelast two curves correspond to diagrams 13 and 14 of Fig. 3. The dimensions of the principal motor parts are as follows:Diameter of armature, 61 cm; length of armature, 30 cm; November 3, 1906.] STREET RAILWAY JOURNAL. 873 length of core without air gaps, cm; 46 slots, cmwide and cm deep, air gap .5 cm, 550 turns of 13-mm cross-section and 12 turns per slot; the diameter ofthe commutator is 41 cm, length 18 cm, laminations There are 16 carbon brushes in rows of four with ac
. The Street railway journal . eldstrength, and V4 at 65 per cent of the field strength. Thelast two curves correspond to diagrams 13 and 14 of Fig. 3. The dimensions of the principal motor parts are as follows:Diameter of armature, 61 cm; length of armature, 30 cm; November 3, 1906.] STREET RAILWAY JOURNAL. 873 length of core without air gaps, cm; 46 slots, cmwide and cm deep, air gap .5 cm, 550 turns of 13-mm cross-section and 12 turns per slot; the diameter ofthe commutator is 41 cm, length 18 cm, laminations There are 16 carbon brushes in rows of four with acontact surface per brush equal to cm x 4 cm. The fourpoles have a cross-section of 554 sq. cm through the core and pumps. Both motors are double, each taking 750 volts, sothat the complete motor uses the 1500 volts received from oneside of the circuit. The total weight of these motors is 850kg (1870 lbs.). CONTROLLER, SWITCHES, TROLLEY BOWS AND CIRCUIT SWITCHES, TROLLEYBREAKER The controller, which is shown in Fi 2 and 13,.
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
