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ABB Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is the function of a Master trip relay? why is it used ?

5 78857

what are different type of triping equipmen like MCB,MCCB and their differences

 3 6969

Who we calculate the generator NGR resistant, generator voltage 11 KV ?

 2 4453

is earthing is necessary if we use armoured cable

 1 4925

How can calculate thermal overload in relay?

 1 4125

ful form of gis

 2 4262

Explain Creepage Distance of Insulator

 1758

How to calibrate or test an LT Air Circuit breaker 440 volts, 35 KA, 800 Amps ?

 1516

What is the meager?

 6 21122

what is excitation/

 1732

how capacitor control the power factor/

 2 5489

I have two power supply.a)govt. power b)Captive power.3 phase load connected inside factory.when source change govt. source to captive some motor rotate reverse. Is phase sequence changes when if off & on?If I off generator & on it again is it possible to get changed phase sequence??

 4 5344

what is meant by LT & HT?

 5 10182

purpose of breaker contact multiplication relay?

 5 23442

what is post close & pre close of trip circuit supervision relay in circuit breaker control scheme?

 2 21853

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ABB Electrical Engineering Interview Questions


Un-Answered Questions

Can anyone suggest me how to write test cases for an application developed in image processing domain

1665

What is the function of cache fusion in oracle rac?

1

What Is "data Per Company Property"?

162

What do the four V's of Big Data denote?

282

What are the disadvantages of fdma?

471




do all attribute data types support to restrict all permissions with field level security?

494

What is the use of extend command?

735

How can we check disk/device status/failure/errors using smartctl utility?

523

What is the use of sprites in css?

287

How to set 'selected' value in select box dropdown list?

153

How to configure hibernate in spring mvc?

157

Explain ttl (time to live) and why is it required?

507

What is syntax level ambiguity?

497

How to copy the tables, schema and views from one sql server to another?

561

Explain the role of performance cloud in cloud computing?

307