what is the function of DC panel in substation?

Question Posted / jana chen

4 Answers
5895 Views
I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

what is the function of DC panel in substation?..

To convert ac into dc,then store it in the batteries.when a fault occurs relays are act on only in dc,and for lightining purpose in the substation.BATTERIES are heart of the substation.

Is This Answer Correct ?

8 Yes

1 No

what is the function of DC panel in substation?..

Answer / jithendra adusumilli

all the controls (VCB's & protections relay) will be on DC

When the AC supply is off then for identification of the VCB's & control will very easy it means heart of the Control

Is This Answer Correct ?

0 Yes

0 No

what is the function of DC panel in substation?..

Answer / n.prabakar

DC supply only for breaker control because ,if plant came to blockout we cant resume even EB suppy without breaker close.

Is This Answer Correct ?

0 Yes

0 No

what is the function of DC panel in substation?..

Answer / azhakesh

In all industries sub station contain DC pannel to run the total plant with DC for the constant power supply and avoid the fluctuvation.

Is This Answer Correct ?

0 Yes

3 No

Post New Answer

More Electrical Engineering Interview Questions

Why ferranti effect occurred in leading p.f load?

1 Answers

after parallaing two generators current is shooting up in both the generators.for ex: load is 400 kw..after paralling and load sharing current in running gen is approx 900 amps and incoming is 750 amps which is too high when trying toshift the load current in incoming gen is coming more than 1300 amps and both getting tripped and making blackout..

3 Answers

How to prepare electrical preventive maintenance plan & shedule of machine tools.

2 Answers

Work done in a free expansion process is

0 Answers Caterpillar,

why do we need the body earth?

4 Answers

what is resistance

6 Answers AITM,

Why in a three pin plug the earth pin is thicker and longer than the other pins?

18 Answers LG, NTPC,

what happens when back feeding supply accidently collapses with normal supply ??? How?? [that is sometimes in a substation 11kv feeder if their ws long time permit work, back feeding supply will provide from nearest substation... if accidently after the permit work,they charged the feeder without removing back feeding wat will happen...?]

1 Answers KSEB,

george phenomenon of synchronous machine

0 Answers JU,

pf of synchronius motor is unity, is it axact(=one) value. ?

1 Answers

which fault is severe and why?between lll fault and lllg fault which fault is severe and y?

0 Answers GE,

how to calculate optimum loading for transformer?

6 Answers

For more Electrical Engineering Interview Questions Click Here