Part 1 — INDEX

Air brakes, 56

Air compressors, 57

automatic governor for, 57

Westinghouse, 58

Alternating-current generators, 105

Alternating-current switchboards, 110

Alternating-current systems, 113

single-phase motors, 114

three-phase motors, 113

Alternating-current transmission, 99

Armature coils, 8

Armature leads, 9

Armature tests for grounds, 133

Armature winding, 5

defects of, 124

mistakes in, 126

Automatic governor for air compressors, 57

Ballast, 85

Bearings of railway motors, 13

Block signals for electric railways, 94

Bond testing, 120

Bonding and return circuits, 88

Booster feeder, 98

Brackets, 75

Brake leverages and shoe pressure, 54

Brake rigging, 53

Brake shoes, 64

Brush holders, 10

Brushes, 10

Burn-outs, 123

Canopy switch, 39

Car, failure of to start, 127

Car bodies, 67

Car circuit breaker, 39

Car construction, 67

Car equipment, 3

Car heaters, 34

electric, 34

hot-water, 36

Car painting, 72

Car repair shops, 134

Car weights, 72

Car wheels, 51

Car wiring, 37

Cast-welded joints, 87

Coefficient of friction, 65

Common T-rail, 84

Commutator type single-phase motor, 139

Compressors, 57

Conductivity of steel rail, 80

Conduit systems, 81

contact plow, 82

cost of, 82

current leakage, 83

Contact plow, 82

Contact shoes, 45

Controller construction, 19

Controller notches, 27

Controller wiring, 20

Controllers, 16

Cost of power, 119

Couplers, 66

Current required to heat cars, 35

Current leakage, 83

Defects of armature windings, 124

Direct-current feeding, 98

Double-current generators, 105

Drawbars, 66

Economy in power, 118

Electric car accessories, 39

canopy switch, 39

car circuit breaker, 39

contact shoes, 45

fuses, 41

lamp circuits, 43

lightning arresters, 41

trolley base, 44

trolley poles, 44

trolley harp, 45

trolley wheels, 44

Electric cars, road tests of, 117

Electric heaters for cars, 34

Electric railway, 1

Electrically welded joints, 87

Electrolysis, 95

prevention of, 97

Feeder panel, 110

Feeder systems, 92

Feeders, 75

Field coils, 8

Field tests for grounds, 133

Four motors, 19

Fuse blows, 130

Fuses, 41

Gearing, 12

G. E. electric brake, 61

G. E. train control, 29

Generator, starting up, 108

Generator D. C. panels, 106

Generators, 105

Girder rail, 83

Grounds, 123

High-tension lines, 77

High-tension oil switches, 111

Highway crossings, 80

Hot-water heaters for cars, 36

Insulators, third rail, 79

Interurban railway, system of distribution for, 101

Joints for rails, 86

Lamp circuits, 43

Lightning arresters, 41

Locating defects in motor and controller wiring, 128

Location of

power houses, 101

third rail, 79

Lubrication of railway motors, 13

Magnetic blow-out, 26

Maximum traction trucks, 51

Momentum brakes, 59

Motor leads, 9

Motor suspension, 14

Motor-coil testing, 121

Motors, 3

as emergency brakes, 63

of the New York Central electric locomotive, 15

Multiple-unit control, 29

Oil switches, high tension, 111

Open-circuit tests, 128

Opening cases for inspection, 10

Overhead construction, 73

brackets, 75

feeders, 75

high-tension lines, 77

section insulators, 76

span wires, 74

trolley wire, 73

trolley-wire clamps and ears, 73

Potter third-rail shoe, 46

Power

cost of, 119

economy in, 118

taken by cars, 115

Power house location, 101

Power stations, general plan of, 105

Power supply and distribution, 98

Railway motors

bearings, 13

brushes, 10

characteristics of, 3

gearing of, 12

lubrication of, 13

Rate of retardation in braking, 66

Resistance of track, 91

Resistances, 38

Return feeders, 92

Reversal of motor, 26

Reversed fields, 133

Rheostat control, 17

Road tests of electric cars, 117

Sectional insulators, 76

Series-parallel control, 17

Shanghai T-rail, 84

Short-circuit tests, 130

Single trucks, 48

Single-phase electric railway, 136

Single-phase motors, 114, 139

Sleet on trolleys and third rails, 46

Sliding and spinning wheels, 119

Span wires, 74

Sparking at the commutator, 127

Sprague multiple-unit system of control, 29

Steel car framing, 71

Storage air brakes, 58

Storage batteries in stations, 113

Street railway motors, general data on, 6

Supplementary return feeders, 92

Swing bolster trucks, 49

Switchboards, 106

alternating-current, 110

Switches, third rail, 79

Swivel trucks, 48

T-rail, 84

Thermit welding, 88

Third rail, 79

advantages in operation, 80

Third rail

conductivity of, 80

cost of, 80

highway crossings, 80

insulators for, 79

location, 79

switches, 79

Three-phase motors, 113

Track brakes, 63

Track construction, 83

Track resistance, 91

Track sanders, 65

Track support, 85

Transmission systems, efficiency of, 101

Trilby groove rail, 84

Trolley base, 44

Trolley harp, 45

Trolley poles, 44

Trolley wheels, 44

Trolley wire, 73

Trolley-wire clamps and cars, 73

Trucks, 46

maximum traction, 51

single, 48

swing bolster, 49

swivel, 48

Type L controllers, wiring of, 24

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