Is it necessary to install Lighting Arrester on both side side (i.e HT and LT)

Is it necessary to install Lighting Arrester on both side
side (i.e HT and LT) of Transformer in a transmission
substation? if yes Why on both side?

Question Posted / rishikesh awasthi

1 Answers
3851 Views
I also Faced
E-Mail Answers

Is it necessary to install Lighting Arrester on both side side (i.e HT and LT) of Transformer in a ..

Answer / pkv

in transformer both side LA is installed because LA is the
for the lightening due to external system ligtining strokes
and overvolteges surge and it can be come from HV or LV
over head line and switching operation

Is This Answer Correct ?

3 Yes

0 No

Post New Answer

More Electrical Engineering Interview Questions

What is the difference between hot and cold loop testing?

0 Answers

What is called limb of a transformer?

0 Answers

Which is the best protection in case of shortcircut fuses or mccb ?

2 Answers

A 11 KV motor is working. if the supplay is fail. what will happened with it's breaker? Trip / remain the same condition?

4 Answers

what are the main Parts of VCB

1 Answers

What is Diff. btw Cat-5 & Cat-6 Network Cables???

3 Answers Emerson,

I COMPLITED MY B.TECH AND 10TH CLASS WITH 70%MARKS BUT 12TH CLASS 55%MARKS..CAN I GET INDIAN RAILWAY RECUREMENT EXAMINATION?

0 Answers UPSC,

hello everybody. what does an abnormal stator winding impedance or dc resistance show? thanx

0 Answers Ansaldo,

can we start slipring motor on star delta like we start induction motor ? if yes where will we connect ?

0 Answers NovaTech,

7. Hrc fuse provides best protection against.......

5 Answers SSC, UGVCL Uttar Gujarat Vij Company Ltd,

sigal phase supply is 230 v ac two phase supply is 415 v ac why three phase supply is 415 v ac why not 690 v ac

4 Answers

What happens to the synchronous generator when reverse power is given to it?

1 Answers

For more Electrical Engineering Interview Questions Click Here