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Question
What is LSIG ?
 Question Submitted By :: ShivakumarKinni
I also faced this Question!!     Rank Answer Posted By  
 
  Re: What is LSIG ?
Answer
# 1
LSIG protection means overload, short circuit,instantaneous
and ground fault
 
Is This Answer Correct ?    44 Yes 13 No
Sham
 
  Re: What is LSIG ?
Answer
# 2
i its LONG SHORT INSTANTANEOUS GROUND..... so nxt time be
care ful dude
 
Is This Answer Correct ?    26 Yes 17 No
Sagar
 
 
 
  Re: What is LSIG ?
Answer
# 3
L -Protection against overload with long inverse time-delay
trip
S -Selective protection against short-circuit with short
inverse or defi nite time-delay trip
I -Protection against instantaneous short-circuit with
adjustable trip current threshold
G- Protection against earth faults
 
Is This Answer Correct ?    48 Yes 0 No
Fowzan
 
  Re: What is LSIG ?
Answer
# 4
L-LINE TO LINE
s-short circuit
i-overload curent
g-ground fault
 
Is This Answer Correct ?    0 Yes 2 No
Sivaji
 
  Re: What is LSIG ?
Answer
# 5
LSIG = Long-time + Short-time + Instantaneous + Equipment Ground-fault Protection 
Is This Answer Correct ?    0 Yes 0 No
Pari
 

 
 
 
Other Electrical Engineering Interview Questions
 
  Question Asked @ Answers
 
how to calculate the input current in singel phase and 3phase supply to 5kva ups   1
why we use only sine wave in ac why we do not use other wave forms BARC 17
What are the layers of protection over armoured cables? IOCL 1
we have consol make 3 phase servo stabilizer for cnc m/c. while installing the earth neutral voltage is 1.7 volts at stbilizer off condition and when stabilizer get on en voltage reaches 4.8 volts (new earthing is done and neutral is helthy condition all phase to neutral volts 440,442,441 v)why this happen.solution for cause.   3
if a 3phase 100kva distribution transformer , 400 v,50 hz, 4-wire system is loaded at 160 k.w mostly 1-phase Lighting & Airconditioning split a.c load what will be the net effect on the power system in terms of voltage, powerfactor, current , efficiency of xformer   1
what is the RMU and RMU system in sub-station(11kv,66kv.....) Alstom 1
why shunt capacitor is connected   1
What is EPBX???? Emerson 3
My ups output shows 230 v between phase and neutral,but show zero between phase and earth.Is the system/installation is correct.If not what will be the possible reasons   4
How the Transformer oil testing is done & Why oil dielectric goes LOW & what is solution for that ?? NTPC 3
why phase & neutral is use in tv? why earthing not use ?   2
Transformer TTR test procedure Descon 1
 
For more Electrical Engineering Interview Questions Click Here 
 
 
 
 
 


   
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