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On the ECAM page, the
battery voltage and current
are shown.
Because the voltage is
not yet normal, the value
stays in amber.
ELECTRICAL MENU
Normal operation (A) 22/44
You can also
see the green
arrow which
indicates that
the DC BAT bus
is charging
battery 1.
ELECTRICAL MENU
Normal operation (A) 23/44
Both batteries are now charging from the DC
BAT bus.
During this time, you can continue with your
cockpit preparation…
The average charging cycle is approximately
20 minutes.
ELECTRICAL MENU
Normal operation (A) 24/44
As you can see, both batteries have now
disconnected from the DC BAT bus, there are no
green lines connecting the batteries to the DC
BAT bus.
The battery voltages are normally checked with
the batteries switched off.
Swiittcchh BATT 11 ooffff..
ELECTRICAL MENU Normal operation (A) 25/44
Noo,, pprreessss BATT 11 ppbb ssw..
As you can see, both batteries have now
disconnected from the DC BAT bus, there are no
green lines connecting the batteries to the DC
BAT bus.
The battery voltages are normally checked with
the batteries switched off.
ELECTRICAL MENU Normal operation (A) 26/44
Noo,, pprreessss BATT 11 ppbb ssw..
As you can see, both batteries have now
disconnected from the DC BAT bus, there are no
green lines connecting the batteries to the DC
BAT bus.
The battery voltages are normally checked with
the batteries switched off.
ELECTRICAL MENU
Normal operation (A) 27/44
You can check on the panel that the voltage of
battery 1 is normal.
ELECTRICAL MENU
Normal operation (A) 28/44
Notice the white OFF indication on the ECAM
page and the OFF light illuminated in BAT 1 pb
sw.
Swiittcchh BATT 22 ooffff..
ELECTRICAL MENU Normal operation (A) 29/44
Noo,, pprreessss tthhee BATT 22 ppbb ssw..
Notice the white OFF indication on the ECAM
page and the OFF light illuminated in BAT 1 pb
sw.
ELECTRICAL MENU Normal operation (A) 30/44
Noo,, pprreessss tthhee BATT 22 ppbb ssw..
Notice the white OFF indication on the ECAM
page and the OFF light illuminated in BAT 1 pb
sw.
ELECTRICAL MENU
Normal operation (A) 31/44
As you can see, both batteries now have
voltages above 25.5 v.
The battery charging cycle is complete.
ELECTRICAL MENU Normal operation (A) 32/44
We need to switch the batteries back on. We
will do this for you.
ELECTRICAL MENU
Normal operation (A) 33/44
Both batteries are now available.
It is now time to start the APU and disconnect
external power.
We will start the APU for you.
ELECTRICAL MENU
Normal operation (A) 34/44
You can see on the ECAM
page that the APU GEN
parameters are now displayed.
ELECTRICAL MENU
Normal operation (A) 35/44
Notice that the APU
generator has not
automatically taken over
supplying the electrical
system from the external
power.
This is because external
power has priority over the
APU unless external power
is deselected.
ELECTRICAL MENU
Normal operation (A) 36/44
To select the APU generator, deselect EXT
PWR.
Swiittcchh tthhee EXTT PWR ooffff..
ELECTRICAL MENU Normal operation (A) 37/44
Noo,, pprreessss oonn tthhee EXTT PWR ppbb ssw..
To select the APU generator, deselect EXT
PWR.
ELECTRICAL MENU Normal operation (A) 38/44
Noo,, pprreessss tthhee EXTT PWR ppbb ssw..
To select the APU generator, deselect EXT
PWR.
ELECTRICAL MENU
Normal operation (A) 39/44
A green line has
appeared connecting
the APU box to the
system.
This means that the
APU generator is now
supplying the aircraft.
You can see that the
load is 36%.
ELECTRICAL MENU
Normal operation (A) 40/44
We can see that the external
power is still available, however
we no longer need it so it can be
unplugged by the ground
personnel.
Clliicckk oonn tthhee meecchhaanniicc..
ELECTRICAL MENU Normal operation (A) 41/44
We can see that the external
power is still available, however
we no longer need it so it can be
unplugged by the ground
personnel.
Noo,, cclliicckk oonn tthhee meecchhaanniicc..
ELECTRICAL MENU Normal operation (A) 42/44
We can see that the external
power is still available, however
we no longer need it so it can be
unplugged by the ground
personnel.
Noo,, cclliicckk oonn tthhee meecchhaanniicc..
ELECTRICAL MENU
Normal operation (A) 43/44
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空客a320飞机概述1(28)
