a2b Ferber, Owner'S Manual, Page: 34 / 48

34
Owner`s manual
10.0 Technical Information
General performance specification
• Overall dimensions: 1750 mm x 630 mm x 1080 mm
• Tyres: 26" x 1.95"
• Frame sizes: 17" and 20"
• Curb weight without battery: 22.2 kg
• Curb weight with battery: 25.0 kg
• Maximum permitted load: 140 kg
• Maximum permitted load on rear carrier: 10 kg
• Maximum speed with motor support, flat level ground: 25 km/h
(15.5 mph) Note: regulated
• Maximum range with motor support, flat level ground, no head or
tail wind, no start/stops: 50 km (31 miles)
• Operation conditions: Temperature -5 to 40 °C (+23°F to
104°F), maximum humidity 80%
Electrical specification, battery
• Battery type: Lithium-ion
• Nominal voltage: 36 V
• Normal voltage operating range: 30 to 42 V
• Nominal capacity: 9.0 Ah
• Charging method: CC/CV (constant current/constant voltage)
• Weight: 2.8 kg
Battery management system (BMS)
• Controls and stops over-charging
• Controls maximum charge current
• Controls over-discharge amperage
• Controls over-discharge voltage
• Over temperature shut-off
• Provides cell-to-cell balancing function
Electrical specification, battery charger
• Input voltage: AC, 115/230 V, 50/60 Hz
• Output voltage: VDC, 42 ± 0,5 V
• Output amperage: 2.35 A
• AC line fuse rating: 10 A
Electrical specification, motor
• Motor type: brushless DC, gearless
• Motor voltage rating: 36 V
• Continious power output: 250 W
Electrical specification, motor controller
• Control function: current, voltage, temperature,
speed, dynamo function motor
• Position: inside the motor