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Home > Exam Questions > ATPL - Airline Transport Pilot license > Aircraft General Knowledge - Airframe, Systems, Powerplant > The so-called 'hot buses' or 'direct buses' are:

525 - ATPL - The so-called 'hot buses' or 'direct buses' are:

Question 525 - Aircraft General Knowledge - Airframe, Systems, Powerplant - ATPL - Airline Transport Pilot license

Directly connected to the battery.

Providing an alternative current.

Automatically connected to the battery if generators have failed.

Kept in operating conditions by an electrical resistance in the case of energy failure.

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