Answer / balu

In star connected motor is used for low torque purpose.

And delta connected motor is used for high torque purpose.

Answer / geetartha

star connection is used for ht motors and delta connection
fot lt motors

Answer / 3nath

from above ans's which one is correct

what is V.L.F. testing of power cable? do you know the voltage ratings, like for what rating and size of cable what rating of V.L.F. testing is used?

1 Answers   Reliance,

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how to calulate short circuit current for the following: 1.cable connecting 11KV of 22KV/11KV transformer to 11Kv of 11KV/415V transformer 2.what cable size should i use.

1 Answers  

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What are the different methods of improving power factor,especially in Wind Sector

2 Answers   Suzlon,

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in three pin pluge there three pins one is phase and second is earth third is nutral why nutral high diameter compare with phase and earth

10 Answers   Radiant,

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what is the signification of trivector meter? why its name is trivector meter ?

3 Answers  

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How much heat will a 2500 KVA transformer will generate ?

5 Answers  

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what do you mean by PF correction. A motor is rated at 15 kw,415 volts, 0.7 pf and eff of 0.92. The powerfactor is improved to 0.98 by adding capacitors at the bus. calculate the current drawn by motor under full load condition before and after pf correction

5 Answers  

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WRITEDOWN FEW RELY CODES

1 Answers   Equate,

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How to measure 20 hp motor resitance

1 Answers  

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Ratings of power transformer,Distribution transformer.

1 Answers  

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what is phase voltage phase current line current and their usage? provide diagram

1 Answers  

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How can you start-up the 40w tube lite with 230v AC/DC without using any choke/Coil?

2 Answers  

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