what is the meaning of TPN

2 Answers  

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Can 33kva/415v transformer be run underground? If the answer is yes why and if the answer is no why?

0 Answers   4T Technologies,

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What is the Efficiency in Electric motor ?

2 Answers  

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why the AC or DC motor takes high starting current?

2 Answers  

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in 3 phase (4 wire) star connection - is current pass through neutral??

7 Answers  

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Selection criteria for Vector group in power / distribution transformer.

1 Answers   ABC,

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If single phase supply is 220v. then why three phase supply is 660?

2 Answers  

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why transformer not used to starter

1 Answers  

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in dc machine airgap is there b\w stator and armature but by conduction emf is generated how & what is conduction

1 Answers  

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Is Transol transformer oil comparable to nynas nytro libra?

0 Answers  

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how can u determine size of the conductor by knowing the voltage level

2 Answers  

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why bulbs when connected in series glow dim

4 Answers  

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