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ABB Electrical Engineering Interview Questions
Questions Answers Views Company eMail

HOW DISTANCE PROTECTION IS DONE IN EHV TRANSMISSION LINES? WHAT IS THE BASIC TECHNIQ OR FUNDA USED BEHIND THIS ? SPECIALLY EXPLAIN?IMPEDANCE METHOD.

 2 6307

WHEN THESE TRANSFORMERS WINDINS CONFIGURATION ARE USED? SPECIALLY EXPLAIN REGARDING STEP UP AND STEP DOWN KEEPING IN MIND.AND REGARDING LOAD ALSO. a.star to delta b.delta to star c.delta to delta d.star to star ALSO EXPLAIN WHY V USE 415/415 TRANSFORMERS IN TUBEWELLS?

 1 3284

.if the vector group of two transformers is not same n tey r connected in parallel operation then what will happen?

 2 5152

PLZ EXPLIN ABOUT CLASS PS CLASS CT .WHY THEY R DESINED AND FOR WHAT PURPOSE?WHY OTHER CT CANT BE USED AS PS CLASS CT? EXPLAIN IN SIMPLE LAUNGAGE IF POSSIBLE PLZ GIVE CIRCIT DIAGRAM?EMAIL-RAJ_SINGH_0376@SIFY.COM

 1767

what is meant by motor startup supervision & motor load jam protection ?

 5418

what is meant by trip circuit supervision & directional or non directional over current ?

 1 5152

what is formula in determining the size of Circuit Breaker for transformer with the following specifications. 7 units of 1600 volts (primary) and 400 volts (secondary). Both Primary and Secondary will have a circuit breaker which is SF6. What should be the Switchgear Main Breaker Size anf the sizes of each brances Circuit Breaker for Primary.

 1 4190

How to reduce power factor correction capacitors failure in an industrial environment with vsd and computers usage in the system

 2 3956

why plc need seprate earthing?

 2 11515

where any change in supply line due to the incipient faults in three phase induction motor

 2 4103

what is difference between fuse and breaker?

 6 8348

suppose if oil in transformer is not used than what constructional change you will do,for insulation and cooling?

 2 5359

why are transformers rated in KVA and not in KW

 8 12552

why our power production in multiples of 11.

 2 4502

which relay is used on long transmission lines

 10 30020

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ABB Electrical Engineering Interview Questions


Un-Answered Questions

Mention the advantages of cdn? : jQuery Mobile

541

I want to validate Customer credit payment with customer invoice, When billing time, the system check the customer credit payment, if customer credit is lesser than customer bill, system should not allow the billing further process. Can I configure in sap

1703

What will you do in a situation where system shuts down and you still handling customer on the phone?

1745

bill to addres? ship to addres? rimit to address?

4635

Which version of sap solman is compatible with tao 3.0?

33




Explain the main features of ms excel?

332

Elaborate on the different phases of the blue prism life cycle.

146

Hi All My name is Kiran Krishna, Can I know what are the basic testing scenarios that we need to include in the application that is hosted on the Clustered environment of weblogic 9.2 version. Oracle version is 9 OS : Window 2000 Basically I needs some General testing steps to test the hosted application . Please help me out and send me the suggestion at Kiran.Krishna@arisglobal.co.in or Kirank_k@yahoo.com

1746

Sell me your used envelope?

1436

can any body sand me previous exampapers of jr. engineer (mechanical)

1493

Do you know what are the ways available in sql server to execute sql statements?

571

Don't you think you are overqualified for this job?

829

Define normalisation?

707

How does the time dependency works for bw objects ?

528

Is joomla secure?

57