曝光台 注意防骗
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to be supplied.
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AC GENERATION - STATIC INVERTER COMPONENTS - CONTACTOR 8PH
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AC GENERATION - STATIC INVERTER COMPONENTS
CONTACTOR 8XH
IDENTIFICATION
FIN: 8XH
LOCATION
ZONE: 125
COMPONENT DESCRIPTION
When closed, this contactor allows the AC ESSENTIAL
SHEDDABLE Bus to be supplied by the AC ESSENTIAL Bus.
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AC GENERATION - STATIC INVERTER COMPONENTS - CONTACTOR 8XH
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24 - ELECTRICAL POWER
24-25-00 AC GENERATION - AC ESSENTIAL BUS
SWITCHING
CONTENTS:
Normal Configuration
AC Bus 1 Loss
AC Bus 1 And 2 Loss
Self Examination
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AC GENERATION - AC ESSENTIAL BUS SWITCHING
NORMAL CONFIGURATION
In the normal configuration, the aircraft electrical
network is normally supplied and the AC ESSential Bus
is directly connected to AC Bus 1.
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AC GENERATION - AC ESSENTIAL BUS SWITCHING - NORMAL CONFIGURATION
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AC GENERATION - AC ESSENTIAL BUS SWITCHING
AC BUS 1 LOSS
In this configuration, the AC ESSential Bus is no
longer supplied.
When the AC ESS FEED pushbutton is released out, the
AC ESSential Bus supply is recovered from AC Bus 2.
The FAULT light goes off and the white ALTN light comes
on.
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AC GENERATION - AC ESSENTIAL BUS SWITCHING - AC BUS 1 LOSS
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AC GENERATION - AC ESSENTIAL BUS SWITCHING
AC BUS 1 AND 2 LOSS
In this configuration, the AC Emergency generator is
connected to the AC ESSential Bus.
The ESS TR is supplied.
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AC GENERATION - AC ESSENTIAL BUS SWITCHING - AC BUS 1 AND 2 LOSS
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SELF EXAMINATION
In the normal configuration, which of the following
supplies the AC ESS Bus?
A - AC Bus 2.
B - Emerg. Generator.
C - AC Bus 1.
What happens with the aircraft electrical network
normally supplied, and the AC ESS FEED pushbutton
released out (ALTN)?
A - AC ESS Bus is supplied by the EMERG GEN.
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