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ABB Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is the difference between Current transformer & Capacitive voltage transformer

2 3573

How do you know when the battery is fully charged?

6 7658

What is the effect on in Zone and out zone fault if Phase side CT is Vk/2<30 mA and Neutral side is CT is Vk/4<30 mA for Transformer REF protection

1946

What is effect on in zone and out zone fault if CT chosen for phase side is Vk/2<5mA and Neutral side is Vk/2<15mA on REF protection of Transformer

1291

What is the basis for selecting Vk/2 or Vk/4 for REF and Differential protection of Transformer and What is the significance of magnetising current

1202





what is the purpose of high speed earth switch in gas insulated substat

1914

how to modify DOL control panel into Delta Y connection?

928

how many testing use in power transformer?tell equipment names?

2 3634

what is the meaning write of AC1,AC2,AC3 .....power contactor

7 26268

xpression 'document.FrmQF.myemail' [

975

Differentiate between power relay and reverse power relay?

2 5220

what effect on electrical equipment if PF is gone over 0.996 in leading when provider say that its keep in minimum 0.996lagging

3 4511

What is the difference between earth and neutral

4 6015

for a machine R=130 KVA Y=132 KVA B=144 KVA Then what will be the total kva

3 3708

what is the rating of Insulation tester for measure 15 KW, 3 phase 415V 50 HZ induction motor?

2 3959

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ABB Electrical Engineering Interview Questions





Un-Answered Questions

What is a Phase shift meter? Where can I get one?

1048


hi this is ganesh i am having experiance in finanace ,my graduation -B.COM+ONE year excutive MBA i am looking coaching for SAP(FICO) from realtime experiance person from BANGLORE --if any body is their please mail me -to---ganesh.isbm@gmail.com Thanking you Regards Ganesh

837


If the current through the poly is 20nA and the contact can take a max current of 10nA how would u overcome the problem?

56


What is the autodiscover service?

19


What is nav in html?

11






How arrays in go works differently then c ?

1


difference between machining and non-machining?

1191


Explain the role of deferred scripts in javascript?

30


What Are The Types Of Accounts In Banks?

57


What is metadata in dbms?

4


What are inbuilt functions in java?

10


What is a style in computer?

5


How to set an array in linux?

29


How to create a scrollable cursor with the scroll option?

28


State Quiescent centre theory

3391