Siemens SD-100
San Diego and Denver use these cars..
Car Specifics
Manufacturer/Model: Siemens/SD-100
Vehicle type: 2 section, single articulation
Date manufactured:
Date in service:
Number of Cars Ordered:
Number of cars still in service (to date):
Number of trucks: 3
Number of axles: 6
Suspension, Propulsion, Braking
Trucks/Bogies:
Suspension:
Truck centers:
Wheels:
Wheel base:
Track gauge: 4 feet, 8 1/2 inches AA Standard
Vehicle Capacity
Seated Load: 64
Design Load: 184
Passenger Comfort
Heating: 750 Volts DC
Air-conditioning: 750 Volts DC
Vehicle Dimensions
Weight: 89,000 lbs.
Length over couplers: 81'
Vehicle Performance
Maximum design speed: 55 mph
Maximum operating speed: 55 mph
Maximum grade:
Service acceleration on level tangent track: 3 mphps
Service braking on level tangent track: 3 mphps
Emergency braking on level tangent track: 4.2 mphps
Minimum horizontal curve radius:
Minimum vertical curve radius:
Electrical and Control Systems
Power Supply: 750 VDC
Low voltage power supply: 24 Volts DC (Used for Friction and track brake systems,
door systems
Interior Lights and Indicators: 24 Volts DC
Propulsion Container Blower Motor (to cool the chopper): 440Volts A/C
Motor Control:
Amperage draw:
Updated July 30, 2001