What is the permissible limit of shaft voltage for 6.6 KV motors ? Why? Is there any standard is available?

0 Answers  

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What are the different ratings of the fuse units for different distributions at your organization?

3 Answers   TATA, UPPCL,

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What is inverse definite minimum time lag relay? Where is it use?

0 Answers   TATA,

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what is the reqirred voltage in HT motor to get full RPM on no load test?

0 Answers  

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how many wires need to be bring to the motor if its star delta starter

5 Answers  

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what is the different between HT auxillary relay resistance and transformer tripping relay resistance?

0 Answers  

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how to remover corona effect and hysteresis losses from contactor

0 Answers  

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Why neutral is not used in three phases dol starter

0 Answers  

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What are the different condition monitoring techniques for a motor?

1 Answers   DAE,

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need to make a report. Need to choose a 3phase induction motor. Load conditions motor will operate in : Maximum Load: 30 Kw Speed: 2950 rpm Ambient temp: 20 cent Supply voltage: 440V Frequency: 50Hz need to look for the safety factor when choosing the motor, went through catalouge found a few, but dont know how to choose the safety factor allowing an extra load something above 30 KW to avoid any harm.

0 Answers  

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Will a load of 15A work if we connect it between one phase and earth?

4 Answers  

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what is exact meaning of CT core saturation or simply saturation of core.

1 Answers  

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