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Automated Manual Transmission
3
Power Unit (1):
It is composed of:
Gas accumulator.
Electric pump.
Oil reservoir.
The power unit delivers the hydraulic energy
used to disengage the clutch and select and
engage/disengage the gears.
The pressure values are between 42 bar and
52 bar (at 20°C)
1.Electric pump
4.High
pressure
connection pipe
2.Pressure accumula-
tor
5.Oil return pipe
3.Oil reservoir
6.Fixing mounting
1. Electric Pump:
The electric pump includes a gear pump (2)
operated by a direct current electric motor
(1), which is provided with a connector (3) so
that it can be supplied by the battery follow-
ing a control. It has a capacity of 0 - 25
cc/rev.
2. Pressure Accumulator:
The pressure accumulator maintains a hy-
draulic energy reserve (pressure) for actuator