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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 4433

Why transformer rating in kVA not in kW?

5 4238

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

1 976

Find defination of KVA convert in to KW.

4 5171

how to calculate cable size in diffrent loads?


What is majour reason of Electrical Arcing ?

9 5970

how much current a 100 sq mm busbar will carry?

1 3104

what is the function of 1 phase preventer?

3 22764

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

2 27278

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 2798

what is creepage distance in sub-station?

3 6611

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

5 4309

Mechanism of Wye Delta Starter?

2 3012

can we use only a isolator in the subtation..

1 2635

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ABB Electrical Engineering Interview Questions

Un-Answered Questions

Explain HCatLoader APIs?


what are the advantages disadvantages of connecting high voltage block( 1:1 transformers) transformers between the turbo generators and busbars.


how we calculate the tds on salary.


Can a Student without engineering background appear for GRE means If he did Bachelor of science in Information technology i.e BSc(IT).


Connecting to iserver volume using idapi classes(java classes) and after connecting to iserver I want to execute the rox on iserver and also want know the status whether that job is succesfully run or not?


What is the current major version of bootstrap?


Instead of specifying SETUP and HOLD time, can we just specify a SETUP time for '1' and a SETUP time for '0'?


When we need up only in o/p 440v, so why we use directly in 11kva in input?


Name some semantic states in sapui5?


What is d2?


where do you see yourself ten years from now?


Explain finally keyword?


What rules must be followed by modules in perl.


Explain various flux elements including action, dispatcher, store and view. Give a simple practical example of installing and using flux in an application?


What are user defined functions in ms sql server?