Sunraycer Specifications c1987
Maximum speed 70 mph
Fuel economy 40 Wh/mi
Curb weight 360 lbs.
Weight distribution 55%/45% f/r
Wheelbase 95.4 in.
Track 52/51.4 in.
Length 236 in.
Width 78.8 in.
Height 44.6 in.
Ground clearance 7.0 in.
Traction pack capacity 3.0 kWH
Motor 1.5 kW
Motor 2 hp
Motor type Megnequench brushless DC
Motor maximum revs 4000 rpm
Motor rev. limited 4000 rpm
Torque 14 @ 4700 lb-ft @ rpm
Fuel delivery 8 awg wire
Transmission Direct drive
Gear ratio 1 : 3.95
Instruments
100km/h speedometer
200 degrees C motor temp
0-100% (14 lbs.-ft) torque output
4 battery temperature
12v current encoder temperature
Motor driver temperature
Motor current
Tracker temperature
Ambient temperature
Array temperature
Array current
String voltage
String current
Battery current
Battery voltage
Fuel AH gauge
Layout Rear motor, rear dive
Body/frame Keviar, Nomex/tubular aluminum
Brake system rear Regenerative via motor
Brake system front Hydraulic disc./secondary
Wheels Wirespoke 20 x 1 3/4
Tires Avocent Fasgrip Freestyle
Steering Belt & bellcrank
Steering ratio 1 : 12
Steering lock to lock 1.0
Turning circle 60 ft.
Suspension front MacPherson strut
Tube shocks
Coil springs
Lower A-arms
Suspension rear Trailing arms
Coil springs
Tube shocks
Acceleration 0 - 100 ft. 7.0 sec.
0 - 30 mph 11.3 sec.
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---> Additional pictures below <---
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Sunraycer
In the beginning there was the Sunraycer
The inspiration for the Impact Prototype
