We have .ht motor which is 60Hz.we run on 50Hz.so that it's speed reduce but we had one prob.that motor winding temp increase up to 135 deg.we want reduce this temp.what to do?we arrange ext.cooling fan but not much effect.we want reduce this temp. Inhouse without affecting much.cost. also don't want reWINDING OF MOTOR?

3 Answers  

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i want wipro vlsi placement pattern please send me

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which type of amplifiers are used in multimete?

0 Answers   NTPC,

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WHAT ARE THE DATAS REQUIRED FOR PROTECTION AND METERING AND CONTROL AND LOGIC PREPARATION,HOW TO STUDY THE PROTECTION AND METERING?

0 Answers   L&T,

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what is the formula for transformer oil?

1 Answers  

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why would amp draw on neutral wire be as much as amp draw on the hot leg.

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What is meant by the KA-rating of a circuit breaker? In this regard, discuss the stresses experienced by the circuit breakers

3 Answers  

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How to the calculating the Reactive power ( kvar )

3 Answers  

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high voltage transformer input voltage,current and amps rating..distributed transformer input voltage,current and amps rating...

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If ac 230volts inputsupply to full wave rectifire what is D C output voltage.

3 Answers  

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what is the principal of ceiling fan and how it will rotates? what is the magnetic momentum produces inside the fan?

1 Answers  

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What are the Formula of computing Back up Time of 500kVA UPS with 4 Battery Banks, each bank composed of 43 pcs of Batteries 12V150Ah. How to compute the Back up Time of UPS? We have also 3X500kVA UPS running in Parallel same composition as I write above.

0 Answers  

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