In addition to insulating the outboard bearing pedestal to prevent shaft currents in an alternator, what else must be insulated?
A
Exciter bearings that make a connection to the alternator outboard bearing pedestal must also be insulated. No such requirement exists for lube oil piping connections.
B
BOTH lube oil piping connections AND exciter bearings that make a connection to the alternator outboard bearing pedestal must also be insulated.
C
The lube oil piping connections that make a connection to the alternator outboard bearing pedestal must also be insulated. No such requirement exists for exciter bearings.
D
BOTH lube oil piping connections AND exciter bearings that make a connection to the alternator inboard bearing pedestal must also be insulated.
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Question 1 / 2066636eed28f7522a1c51d31b
Question 1 of 2066636eed28f7522a1c51d31b
In addition to insulating the outboard bearing pedestal to prevent shaft currents in an alternator, what else must be insulated?