7 Questions
What happens if the ground power cart lead/plug is accidentally wired incorrectly according to the text?
The external power relay will not energize
How can the external AC power receptacle be identified?
By its six pins
What is the purpose of the two smaller pins in the external AC power receptacle?
To provide interlock sensing
Why do the shorter pins disconnect before the main pins in the event of the external AC power plug being disconnected while 'live'?
To prevent arcing at the pins of the external power receptacle and plug
Which component ensures that incorrect polarity power is not supplied to the aircraft?
The reverse polarity diode
What is the function of the four large pins in the external AC power receptacle?
To supply phases (ABC) of AC power
Why must the external power supply be correct before connecting AC power to the aircraft?
To ensure safety and proper functioning of the aircraft systems
Test your knowledge on the disconnect system that couples the CSD input shaft to the CSD input spline in an aircraft. Learn about the manual and automatic activation, reconnection procedures, and reasons for disconnecting the CSD system.
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