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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 corona ring is used in out door switchyard lightning arrestor   2
WHY HOLDING CONTACTOR OF MOTOR STARTER IS CALLED NO VOLT COIL.   3
why leading pf indicates a negative sign???   1
Why the transformer rating is denoted in VA rating why not in KW   7
what is difference betn neutral & earthing ?   9
how step up transformer step up the voltage and what is the reason behind it?   2
Why CT secondary should not left open??????????   2
What is the relation between the Peripheral speed(N) , no.of poles(P) and diameter(D) of a cylindrical rotor alternator ? NTPC 3
Our Slip Ring Induction Motor Frequently tripped By Earth Fault While Starting time and in Normal Operation Time also Kindly Let me Know the Reason. Application Ball Mill - Cement Mill   1
Can motor act as generator (OR) vice versa? explain how does it do please post the answer technically GM-General-Motors 11
what do you mean by synchronous speed of a three phase induction motor? FlexPoint 5
Two electronic energy meters are connected to seperate phase wires, but connected to a looped neutral. Are these going to function correctly? DRDO 8
 
For more Electrical Engineering Interview Questions Click Here 
 
 
 
 
 


   
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