why a single phase motor of same rating takes more amps than the three phase motor? as single phase motor at 230v takes 5amp per HP while 3 p motor takes 2.5amp per hp at 230v.

1 Answers  

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If 3-Ph motor of same rating connected in Delta & Star for same load one by one then which connection take more current in running (not in starting)for full load.(eg 8.5 KW,3-Ph 400 V)

1 Answers   GE,

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we use 400/5A ct and 35/roor3KV,/0.1/root3KV,0.1/root3KV pt ratio. What is the multiple factor of this meter.

0 Answers   ABB,

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I If i have 2kv ups in which 38Amp *8battries hou many hour's back up i get from 600Watts

2 Answers  

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Why dnt we generate 5-ph or 7-ph supply like as 3-ph supply

2 Answers  

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how to calculate total load in a villa?

1 Answers   Megatron Solutions,

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which is the slowest motor? and wt is speed ?

1 Answers  

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can anyone explain the star-delta motor control wiring ,which wire go where and how they operate?

0 Answers  

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What is difference between miniture circuit breaker and module case circuit breaker up to 63Amp.

7 Answers   MSPL,

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if 6 earth pit value is 1.5 ohm then what should be the number of earth pit to make the value .8 ohm

0 Answers  

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what is the terminal voltage of dc series generator running at rated speed at no load?

2 Answers  

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what is recommended breakdown voltage of transformer oil?

5 Answers  

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