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Case study-Sarsuna

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Page 1: Case study-Sarsuna
Page 2: Case study-Sarsuna
Page 3: Case study-Sarsuna

FEEDER TRIPPED

WITH R&B O/C F/O INFORMATION

RECEIVED FROM LOCAL PEOPLE

FPI Operated Towards

Sarsuna (S) P/T &

Incomer

Open Ring Sw. Towards

Sarsuna (S) P/T

Advice DCR to Sw. ON the feeder

Page 4: Case study-Sarsuna

No Sign Writing in both the

cable boxes .

F/O mark on cable box found in this

side

Disconnect

Links

Identification

completed

Now O.E will

close the

Ring Switch

RMU cable earth & Check Continuity to ascertain Transformer Winding . Continuity Found OK

Page 5: Case study-Sarsuna

Tripped

Instantaneously

With heavy

surge

Huge

Flash over

at cable box

WHAT IS THE POSSIBLE REASON ?

Open Ring Sw

Advice DCR to Sw. ON the feeder

Page 6: Case study-Sarsuna

Close Ring Sw. To Restore Sarsuna (S) P/T

Page 7: Case study-Sarsuna
Page 8: Case study-Sarsuna

THANK YOU