Answer / sanjib kr. patra

Safety Measure in ACB: 1) Over voltage 2) Under voltage 3) Over Current 4) Earth Fault are taken care using proper relay and its setting.

Answer / bhavesh jaiswal

Short circuit also.

Answer / reddy

I think don"t use earth faults in acb
;s

Answer / nagendra saladhi

over voltage, under voltage, over current, short circuit current and earth fault current were to be consider at the time of its setting.

Answer / muradali

under voltage closeing realy shunt relay

how much earth resistance consider to commissioning the transformer?

3 Answers   Deccan Cements,

can any one provide me a connection wiring diagram for a DG set control panel along with BOM?

0 Answers   Omaxe,

what is the diffrantial relay???????why we use it on the MDB

5 Answers  

why we use mostly 3-phase but not 4-phase and 5-phase what is the difference between them

1 Answers  

Can we install and run MCCB suitable for 440v 3Phase 4wire system, on a 220V 3Phase 4Wire System.

3 Answers  

What are series and parallel isolators?

3 Answers  

why ct output is in 5A?

3 Answers  

16kv transformeris stolen in my village.and department is not taking action.then what should i do.any shortcut .please help any idea

1 Answers  

how many types of accuracy class in ct? what is meaning of 5p20?

1 Answers  

How to decide the input and output circuit breaker for a 1600kva transformer.Is there any calculation is involved.

5 Answers  

if vcb make contact but output notreach give the reason?

2 Answers   VVF India,

1)What will you do if main incomer VCB fail in your site ?

7 Answers   Honeywell,