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ABB Electrical Engineering Interview Questions
Questions Answers Views Company eMail

we use 400/5A ct and 35/roor3KV,/0.1/root3KV,0.1/root3KV pt ratio. What is the multiple factor of this meter.


what factor is necessary during design of HT & LT MOTORS.

2 4398

Why transformer rating in kVA not in kW?

5 4193

if we going for high voltage usages what are the considering factors, why those factors are effected.... please give me an answer related motor factors like wnidnig, frame, temp etc

1 945

Find defination of KVA convert in to KW.

4 5134

how to calculate cable size in diffrent loads?


What is majour reason of Electrical Arcing ?

9 5835

how much current a 100 sq mm busbar will carry?

1 3067

what is the function of 1 phase preventer?

3 22676

What are the maximum and minimum ratings of MCB,MCCB,ACB,OCB,VCB and SF6 breakers?

2 26951

in transformers for ex. 100mva and 400kv the secondary current is about 420 amps but for selection of bushing the capacity of selected bushing is 2000A why there is such big difference ?

2 2770

what is creepage distance in sub-station?

3 6562

What is d role of reactive power in power system??How it produce & consume?

5 4210

Mechanism of Wye Delta Starter?

2 2967

can we use only a isolator in the subtation..

1 2603

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ABB Electrical Engineering Interview Questions

Un-Answered Questions

can anybody tell me what is release process of company? release note?


What are start routines, transfer routines and update routines?


What is zone,loop/fire alarm system?


how to calculate stiffners position and size in transformer design


Does .NET Framework support SAX?


what is the basic optimal difference among isothermal,isentropic and adiabatic processess( with charts of each)??


For a binary tree with n nodes, How many nodes are there which has got both a parent and a child?


What is WMLScript dialogs library?


can we install HT panel & LT panel side by side or how much clearance is required ?


Your ambition in life?


Short Answer on ___________Appreciation


What is the Difference between command attention key and command function key ?


What is the best Code-coverage tool available for Play and Scala based applications?


what is JAVA TESTING? What Testers will do in JAVA Testing. Can any one Give suitable Ans Pls. it's urgent


What is Purchase Requisition means? Why we used this in MM Module in SAP? what is t.code of it?