If auto trip is operated, can you close the breaker.

Answer Posted / kammi

auto trip happens ,first we need to trouble shoot the fault,post rectification , we can close the breaker

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Give some example of fault limiting devices?

777


Anyone who can recommend an equivalent to Envirotemp FR3 of Cooper?

1499


what is the relative size of single and three phase?

1398


Is it acceptable of installing an earth pit in planters area where bare copper cable, earth rod and connection are susceptible to corrosion due to water?

1466


Why we are using Isolation Power Transformer inplace of commercial power transformer? What's the difference between them?

1514






Can you used moeller lzm1 mccb in a dc system with 125vdc and 20ka short circuit current , beside is it have 24 or 48 volt shunt ? Beside how long current can through from An MCB shunt contacts? (like Z7-AS 24 V)?

1598


Could Please Explain briefly. Why used stabilizing resistance series with High impedance bus differential protection relay.

1265


when will be the iocl interview results i faced interview on 8th september 2008 iam from electrical branch i faced interview for the post of electrical engineer??????????????????????//

1583


What is the formula to calculate the size of Aluminium and copper cable?

1456


What is VCB? where it is installed at SP. What is SP?

1724


234 MVA Generator 3 phase Short circuit current Values required? Gen set Rating-234 MVA, Gen Voltage-18kv, PF;0.8, Xdv:23.5 %, Transformer Rating-18/380KV, 680MVA,Yndd1 two winding, Step up TR, ZT:35.50 %,X/R 4.33 Gen CB Position, CB open ,Disconnected open, Generator Running Voltage 18 Kv, Bi mistakes generator side earth switch Closed during that time short circuit current level in 3 Phase required, and how to test on site 234MVA Generator Short circuit current,

1735


Can we Co-ordinate relay in Load Break switch?

1478


What do you mean by Frame 5 Gas Turbine as well as Mark II.

2041


some time we open engine breaker 8.0 MW load but plant not trip. and another time engine open 4.0 MW load engine trip why? individually engine breaker open & individually emergency stop why difference?

1307


Leakage current,un balance current which relay using for high voltage transmission?

1626