AN has electric pace
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MA 7.5-tonne MAN 8.150 has been modified to incorporate an electric driveline for use in a Munich-based city collection and delivery fleet. It is still at the experimental stage and forms part of the manufacturer's research into environmentally friendly vehicles.
A battery-powered 23kW (31hp) electric motor drives the rear axle through a secondary input on a modified version of the standard gearbox to give an oper
ational range of 50Ian before recharge. A French-made SAFT 80V/120Ah traction battery pack contributes just under half of the 600kg reduction in payload leaving a load capacity of 32 tonnes, which is adequate for the type of work the hybrid vehicle is used for.
Retention of the manual transmission in the electric drive line is a compromise which avoids the use of costly electronic controls. Under normal operating conditions one of the three top gear ratios can be used due to the high starting torque provided by the electric motor.
Before selecting a lower gear to climb steep gradients the vehicle must be brought to a hal!
In electric drive the int clutch is automaticall: gaged while the steerii and air compreswr are ; trically powered.
The standard D 082( (152hp) engine is fitted w alyst and uses low sulphi