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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 67733

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

3 4772

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

2 3048

is earthing is necessary if we use armoured cable

1 3212

How can calculate thermal overload in relay?

1 2795





ful form of gis

2 2699

Explain Creepage Distance of Insulator

969

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

708

What is the meager?

6 16167

what is excitation/

789

how capacitor control the power factor/

2 3858

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 3147

what is meant by LT & HT?

5 7125

purpose of breaker contact multiplication relay?

5 15847

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

2 15764

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Un-Answered Questions

what is solution database and how to intigrate the service order with solution database? what is purpose of t.code IS31? wht is the service manager? waiting for feedback

836


Hi..Guys, (1). Iam intrested in Webdesinging, can u pls tell me openings for the post of webdesigners in any company.. (2). Pls let me know the new openings in any MNC around Hyderabad.

823


why not overloading -,=,_,\ operator

719


How is the role of regional fishery bodies changing?

941


What is satellite cooding in telecom transmission system?

883






Hi send me the Teradata dumps to my id rajeshanantha@yahoo.co.in Thanks Rajesh. A

2044


How i can calculate material for 1000 sq foot plot.

1502


what is the trouble in DNA plasmid extraction ?

958


1. what is responsibility of inword & forward agent ? 2. how to control cash expenses give five step ? 3. what is Vat 3. how many type of depreciation

807


Why can't we take NO LOAD TRIAL of motors having V1 mounting??

706


what is load vs Torque curve & why it is used?

758


2 v/500amp/hr to 1.80vpc at 20 degree celsious 2v/5ooamp/hr to 1.75 vpc at 77degree farren .this is the capacity of a battery .what is the meaning of this . can i get a detailed explenation

982


Can u explain : what is supply for train (whether a,c or d.c ).I know that supply is 25000v a.c .But there is rumour that supply is D.C. And also explain how lights and fans inside the trains are working ,and what type of motors are used in trains whether D.C motors or induction motors .If d.c motor, how it gets supply.If traction motors are used then what are traction motors and its functions and how it differs from other motors and also explain about locomotive . y d.c series motor in train.train wheels r driven by D.C shunt motor ,at what voltage,and at what speed. please reply..............

659


what is database deployment?

833


Tell me about a time when you had to go above and beyond the call of duty in order to get a job done

2871






ABB Electrical Engineering Interview Questions
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