What is the difference between symmetrical and unsymmetrical fault.

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written 7.9 years ago by

mohinimahajan • 40

modified 3.7 years ago by

teamques10 ★ 70k

power system analysis

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written 7.9 years ago by

mohinimahajan • 40

• modified 7.9 years ago

Symmetrical Fault :

In symmetrical faults, all phases are shorted to each other or to earth (L-L-L)or(L-L-L-G).
The nature of this type of fault is balanced.
In this type of fault,fault currents in all phases are symmetrical i.e. their magnitudes are equal and they are equally displaced by angle 120 …

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