Why 5kv megger used to megger 6.6kv motor or 33kv transformer why not 500v?

2 Answers  

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how many earthing required for ups, what should be the earth voltages

9 Answers   Juniper Networks,

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What are difference between earthing switch and earthing truck ? What is the operation philoshopy of earthing truck ? Wht are the component of earthing truck ?

2 Answers   Reliance,

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why ct mensioned 0.5/5p20 plese any reply to me

2 Answers  

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1.Difference between vcb and Acb and partes. 2.Difference between STS and ATS.

2 Answers  

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Why dc voltage used to excite alternator field in stead of ac?

4 Answers  

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what is the load amp for 1 HP 3 phase Motor ?

15 Answers  

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Can transformer develop three phase power from a single phase source?

12 Answers   ONGC,

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Two bulbs of 100w and 40w respectively connected in series across a 230v supply which bulb will glow bright and why?

0 Answers  

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What is Annunciation?

0 Answers   Solare,

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why we not connect the 12 V batteries in parallel to get the more backup supply for an UPS ? wheter off line or on line UPS ?

2 Answers  

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how to calculate of which rating transformer should be selected? take any example

2 Answers  

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