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Question
what is the meaning of TPN
 Question Submitted By :: Electrical-Engineering
I also faced this Question!!     Answer Posted By  
 
Answer
# 1
Triple pole with Neutral- for switch gear products 
Is This Answer Correct ?    29 Yes 1 No
Nithyanandam
 
Answer
# 2
TPN-three pole neutral
if in switchgear TPN is mentioned means switchgear have
three power terminal and one neutral terminal.
 
Is This Answer Correct ?    19 Yes 0 No
Vinamra
 
 
 

 
 
 
Other Electrical Engineering Interview Questions
 
  Question Asked @ Answers
 
Why only plate(copper) Earth pit given for neutral earthing? why not pipe(G.I) Earth pit?   1
how can we test the vector group of transformer   1
1 Amp = kva ? 1 Amp =KW ? Marriott 2
what is the maximum genarating voltage in india?   32
what is L.T?specify the range?   7
what is overflexing in transformer? setting?   1
WHY DISEL GENRATOR SET SHUT DOWN IN OVER LOAD CONDITIONS HMT 5
what is bus pt and what is the function of it ??? TATA 8
what is the diff. between AVR & H.T.Stabilizer   2
why any Elelctricity board insist not to change the buren of their metering CTs or PTs for metering purpose? as a example elect. board not accepted that any customer change their metering CT or PT core burden from 5VA to 15VA.. why?   1
how can we find CT coil not working ?   7
If the ceiling fan is on slow speed, does it consume less electricity?   2
 
For more Electrical Engineering Interview Questions Click Here 
 
 
 
 
 


   
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