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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 4764

How do you know when the battery is fully charged?

 6 10511

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

 3088

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

 1899

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

 1914

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

 2536

how to modify DOL control panel into Delta Y connection?

 1484

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

 2 4861

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

 7 32569

xpression 'document.FrmQF.myemail' [

 1585

Differentiate between power relay and reverse power relay?

 2 8556

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 6111

What is the difference between earth and neutral

 4 7777

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

3 5259

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

 2 5172

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ABB Electrical Engineering Interview Questions


Un-Answered Questions

What is the sequencefileinputformat in hadoop?

433

List the data types supported in aidl?

484

How to reuse sapui5 views?

504

Explain amp in teradata?

568

Explain the differences between abstraction and encapsulation?

516




How to turn on or off recycle bin for the instance?

605

Give the name of a processor produced by mortorola?

521

What is jaxr?

349

a book consists of chapter ,chapter consist of sections and sections consists of subsections.construct a tree and print the node.

4999

Is the amazon ec2 saas?

103

What is the purpose of adding urea?

882

How to Model complaints handling process in terms of a WF-net?

858

What is session authentication?

529

what are problems caused by the pdu in rack server

1460

What is sensitivity?

916