SECTION 7
DESCRIPTION
T B M
700 PILOT’S INFORMATION MANUAL
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Page 7.8.1
Rev. 5
7.8 – ELECTRICAL SYSTEM (Figures 7.8.1 and 7.8.5)
The airplane is fitted with a direct–current electrical system rated to 28 volts
with negative pole at ground.
Airplane mains supply is obtained from various power supplies :
– an engine driven starter generator
– a stand–by generator driven by the engine through a belt
– a battery located in engine compartment
– a ground power receptacle located in engine compartment, on L.H. side. It
is accessible from outside through a door.
Connection relays, main bus bar, generator regulation and protection
systems and control logic systems are grouped in electrical power center
attached to front baggage compartment upper section.
Indicating and checking warning lights are grouped on advisory panel.
STARTER GENERATOR
The starter generator is the main electrical power source. It only performs its
generator function when starting sequence is completed.
Generator connection with main bus bar is controlled through
”GENERATOR” selector set to ”MAIN” position. It will be effective when
connection conditions are met. Generator connection is indicated by ”MAIN
GEN” warning light extinguishing.
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