Answer / hareesh

to limit the current without any power losses.

Answer / k.prakashchandra

To limit short circuit current and make generators and
transformers of equal capacities and different impedances
share the load equally ,in parallel operation

Answer / k.prakashchandra

wrt my above answer please delete generator,as the output
is controlled by the prime mover.However series reator can
be used for generator when two generators have common
excitation due to failure of one of them.

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Three set (each phase contain 2 cable of 400 mmsq CU XLPE AWA) of single core cables are connected to 11 KV motor of 14 MW & the switch gear supplay is taken from 11kv feeder & this supplay taken from 275 KV substation. Problem is one pair cable(L3- 2 cable ) getting very hot & gland melted and damaged in switch gear side. the other two cable haven't any more hot(ambient temp only & L3 haveing 95- 100 Degree C. The same problem happened in 275 KV substation switch gear side also where the supply taken for 11 kv switch gear. But here L2 phese cable had problem. Why it is happening like this?. The cable having temperature different at different location from gland side inthe case of 11KV feeder of 275 kv substation. why ?

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