SAN DIEGO ELECTRIC RAILWAY PCC CAR TECHNICAL SPECIFICATIONS

Class 6 cars. Nos. 501-525 St. Louis Car Co. job #1605 7/18/1936 Nos. 526-528 St. Louis Car Co. job #1611 11/9/1937

Height over standard trolley base platform: 10-feet
Length overall: 45-feet, 10.5-inches.
Width overall: 8-feet, 4-inches
Weight: 18,500-lbs. (average)
Seating capacity: 62
Step Heights: 16-inches, 8.5-inches, 8-inches.
Doors: Two doubleleaft doors at front and two at center. Each door operated by National Pneumatic Co. differenetial type electro-pneumatic engine controlled from operator’s gang switch.
Trucks: Clark Equipment Co., Model B-2. Wheel Base 72-inches, track gauge 4-ft., 8.5-inches, steel, resilent, with 3/4-inch (rubber) sandwiches, diameter 25.5-inch new, tread 3-inches, flange 1-inch by 3/4-inch, gear ratio 7.66 to 1.
Motors: Four Westinghouse Model 1432, 55-horsepower each.
Control: Westinghouse, parallel accelerator, foot operated with hand operated back-up controller and Dead man safety button.
Compressors: 25 Westinghouse Track Brake Company’s type PC-1, and three type PC-22 with 2-12x 33-inch reservoirs.
Motor-Generator Set: General Electric Co.
Brakes: Dynamic, Air Magnetic Track and Hand.
Body and Sign Lights: Two circuits of 20 lights in series
Signs: Destination signs, Hunter roll type. Front sign curtain width 50.5-inches, now shows Destination and route number. Side curtain width, 25.75”.
Heaters: One 1200 watt motormans heater.
Radio Interference Coils: One copper strap, concentric wound coil.
Fare Collection Equipment: Cars are wired and equipped with stand for Johnson Fare Box.
Trolley Catcher: Earll.
Gong: Electric Service Supply #62668 single stroke gong, 32-volt. Located at rear of car for reverse Movements.
Passenger Signal: Faraday Buzzer, 32-volt, Type “F” pull switch.
Life Guards: H.B. type life guard installed under front platform with provision for latching the catch Basket in the raised position.
Ventilation: Ventilation is obtained by drawing air from the upper portion of the car body through louvre slots in the vertical riser of the lower deck ceiling, and taking this air down to the pier posts into the side sill duct and exhausting it thought the resistor compartment. A Sturtevant multi-vane, squirrel cage, size 8.5-inch fan connected to the motor-generator furnishes continual circulation of air.
Meters: Economy watt-hour.