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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
 
what is the difference between electrical wire and electrical conductor?   4
Why the suply frequency in INDIA is 50HZ HCL 5
1. name the relay for protecting transformer 2. Current Transformer 3. potential Transformer   1
what dose the arrow indicate in the symbol of power transformer?   1
what is ground clearence in transmission system.is it varies wit conductor size,height of poles,span.   1
how to syncronize two dg sets   3
What is phase angle? and what is importance to measure it?   2
what are the various parts of airconditioning system used in train and its working   1
what is use of substation? Any book on how to instal or construction of substations? Siemens 6
Explain Clearly Pahase and Neutral?   7
why DG neutral is earth? HP 4
How many electrones need to flow in one second to equivalent to one Ampere.   3
 
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