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JLL Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is the rating of your capacitor bank at your company.

 36 75892

What is the max demand on your transformer and your company?

 10 50647

Do you know how to measure the earth resistance? if so explain it

 42 153020

How do you maintain the earthing resistance?

 13 43124

what is the difference between earth and neutral?

56 146494

What is the Difference Between MCCB & ACB & VCB

 58 293013

battery capacity use of made?

 2103

What are the Safety measures in central chiller plant? Explain them?

 22 60851

how do you calculate IKW(consumption per TR) in HVAC?

 27 139363

Why dc supply is used for closing and tripping coil of ht breakers. What happen if we use only ups ac supply only.

 12 37001

E.B sending end to receiving end 33kv ug cable laid 8Km,receiving end to ss1,ss2,ss3,ss4 all are Approx 800 Mtr,can go for 33KV to 430V or 33kv to 11kv in receiving end and 11kv to 430 near ss ,which one is good for technically and economically.

 1 3464

How to calcualte the total number of cells required for particular UPS of some X KVA with 3 and 5 hours back-up?

 1 2691

why the transformer neutral give to the earth ?

 2 3553

What is UPS and How do you maintain the UPS Maintenance? Brief Description on UPS maintenance.

 2125

What is difference between MCB,MCCB,ELCB and RCCB? Brief description and why RCCB is costly?

 3 8618

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JLL Electrical Engineering Interview Questions


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