Answer / brdganesh

It may effects on load due to ronge phase
sequncy conection

Answer / k.prakashchandra

The above answer is applicable to LT gens connected to bus
bar directly without tr and diff relays.

Answer / ajayiet

if before turning main switch
on r phase is connected to b
phase then we need to see
that where b and y phase are
connected.if y phase is intact
and earlier phase sequence
was ryb then rotation will
change.if all not that is y is
connected to r and b
connected to y nothing
happens.

Answer / k.prakashchandra

Nothing ,if the rotation is the same.In this case if Y of
alt is connected to R phase of AMF and B of alt is
connected Y of AMF, nothing will happen.

why ligthing is not available in switch yards?

1 Answers  

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0 Answers   DR Engineering Services,

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Purpose of lighting transformer.

2 Answers  

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7 Answers   ABB,

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1 Answers   IIUC, Sodexo,

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what is the magnitude of earthing and neutral voltage

2 Answers  

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