Answer / tanmay kumar

No,we have to make it manually by reseting the operated relay.

Answer / jaydeep

FIRST OF ALL SWITCHGEAR ARE CONECTED AND THAN AFTER C.B.
ARE CONNECTED B'Z SWITCHGEAR ARE USED TO DISCONNECT OR
RECONNECTION OF THE SYSTEM FROM LIVE ENERGIES .

Answer / yusuf

Once the Fault Cleared the CB Can be closed automatically
using Auto Re closure Relays... Auto reclosing relays are
available on different brands like SIEMENS, ABB and etc.,

Answer / gavin

Circuit breaker miniture as found in a consumer unit or
air as in a switch panel. MCB will not auto reclose as per
BS7671.
ACB will auto reclose using shunt coil but not if earth
fault is not reset first manually

Answer / mg

There is autoreclose function in protection relay(autoreclose relays) if fault is cleared the relay give close command to CKT breaker.

Answer / iqbal.aizza

with the help of springs which are placed both sides of
contacts.

What is The function of tvm(tri-vector meter)??

2 Answers  

How we select the vector group of 3phase power transformer?

0 Answers   wbsedcl,

Can we step up a 230V supply to 400V using a single phase transformer??

2 Answers  

why inductivedrop in dc motor neglected

2 Answers  

how can i get the entrance exam papers

0 Answers  

How addressable fire systems work? Pl. send details with architect.(Loop), also send details regarding Gas system. Pl. help me.Thanks

1 Answers   Siemens,

at work we have a 3 phase motor but on testing one phase isnt getting a reading. it runs 24 hours a day all week. stops and starts well no noise or heating. the phase isnt down to earth.is it just a bad meter reading or not? phases one and three came up with a resistance reading of 0.4 but phase 2 couldnt get anything shows up as open circuit.

0 Answers   iGas,

i want to ask that as everybody knows that in star connection on star point is called neutral. my question is that why on that poin called neutral. what is the reason behind it. what is the logic behind it. i heared somewhere that on this point all phases current become zero thats why. if this answer is right then prove why on that point is current become zero. if this answer is not right then tell me the right answer. post ur answer here or on my mail address. m.ikram786@yahoo.com m.ikram555@gmail.com. thanks.

1 Answers  

why capacitor do not switch ON the DG power? (I had checked, capacitor ON in DG power that time current rating was reduced.)

1 Answers  

what is the relation between Sq mm of wire and its current carrying capacity?

5 Answers   Finolex,

How Calculet The UPS AH In Load

0 Answers  

Explain advantages of storage batteries

0 Answers