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ABB Interview Questions
Questions Answers Views Company eMail

What are the differences between single phase and three phase?

 1529

why elcb used in circuit

 4 5908

Distance to be maximum distance we can install instruments from PLC panel?

 2546

How can we select a capacitor Bank.? i need a standard formula for that.?

 3 8747

what do u mean by PS-0.2-5P class of Ct

 3 8203

what is the current limit of lighting arrester ?

 1 2598

how many load we can take for lighting

1747

1.what is the reason for transformer and lightning arrester blast in 33kv system

 2571

what is the diffrent between ups and inverter

 2 4368

what is the difference between Current transformer & Capacitive voltage transformer

 2 4758

How do you know when the battery is fully charged?

 6 10487

What is the effect on in Zone and out zone fault if Phase side CT is Vk/2<30 mA and Neutral side is CT is Vk/4<30 mA for Transformer REF protection

 3083

What is effect on in zone and out zone fault if CT chosen for phase side is Vk/2<5mA and Neutral side is Vk/2<15mA on REF protection of Transformer

 1892

What is the basis for selecting Vk/2 or Vk/4 for REF and Differential protection of Transformer and What is the significance of magnetising current

 1909

what is the purpose of high speed earth switch in gas insulated substat

 2531

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ABB Interview Questions


Un-Answered Questions

Why are you in qa?

677

whow much strong on VB and C?

1477

Different ways of using style sheets?

5

ACCORDING TO IEC WHAT SHOULD BE THE MINIMUM HEIGHT OF G.I. STRUCTURE OF CT, PT, ISOLATOR, LA?

1614

What are spark jobs?

186




hi,i worked mostly in core abap.know iam assigned to XI utility project.can u experts let me know what r the basic things i need to learn to work in XI utility project.i already searched in forum.thanks in advance.

1557

What are the steps to create a webservice and consume it?

468

What are the benefits of filtered indexes?

502

How to convert sting to number and viceversa in python?

457

Describe openstack?

22

What is economic geologists?

447

How do I automatically count rows in excel?

361

Can you explain a cognos controller?

597

How do you check if I have angular cli installed?

408

How do I know if oracle is installed on windows?

483