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ABB Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is the major difference between LIBBP & HIBBP.. which one is most preferable..


When we synchronize the Generator BKR with TIE BKR then Gen BKR is hold but TIE BKR is Tripped on Non directional over current but when TIE BKR is Syn. with Gen. BKR then no fault occur so what is the problem

1 1766

What Normal(Tangent) towers and Tension(Cut-point) Towers?

1 3213

what is the calculation of current when a clampmeter is attached to two phases of any drives.

3 3156

difference bewteen reverse current and alternating current


why transformer rating is in KVA?

4 4783

difference b/w series¶llel

4 4169

You are given 220 V supply source, four wires, an ammeter and voltmeter. There is no any indication or description on meters. How will you identify which is ammeter or voltmeter?

7 6242

what is mean by dual digital protection in the relay field?


how to improve IR value in HT motors?

3 12282

why secondary terminal of current transformer should not be open circuited?

4 7064

why characteristics of overcurrent relay is time-->psm instead of time-->current?


how much mininmum length required to conduct a DC Hipot Test on 33kV AC Cable with 45kV DC? Is it 20meter or Less then 20?


In star delta Schematic can we connect OLR in delta circuit

2 4396

Why NGR is required for 11Kv geneartor in power plant

2 13747

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ABB Electrical Engineering Interview Questions

Un-Answered Questions

What is data binding in angular?


List down the tasks which should be done asynchronously using the event loop?


Different sizes of Hollow blocks and its weight. Thanks.


What is blob storage in azure?


What is the difference between apache vs niginx?


any questions on motor and energy conversions machines?


Can I create a website with Python?


what are the GLP activities to be followed for Oncology products


What does ftp stand for?


For each PeopleSoft application that is installed, the installer creates two databases. What are they? Explain?


What is cursor and its types?


What is the difference between ADO and ADO.Net?


what are the main faults that occur in stabilizers? How they corrected and resolved ? Types of stabilizers ?


What are the file permissions and access modes in unix?


What is mutated trigger? In single user mode we got mutated error, as a dba how you will resolve it?