What happen if we have run 415 V,50Hz designed motor at on
480V,60HZ
Answer Posted / prabu
Due to the over flow of current.the motor get damaged..
| Is This Answer Correct ? | 5 Yes | 18 No |
Post New Answer View All Answers
how we design a pannel to start 10HP motor with the help of star delta starter?
What is bode plot?
How many turns are there in primary winding? (In Transformer)
What is the bundle conductor?
Why do we pefer VCB over OCB?What are the advantages of VCB over OCB?
What is the percentage loss for aluminium wire for HT line more than 11KVa
What is the minimum value of hfe for the oscillations in transistorized rc phase shift oscillator?
For a 6.6kV Motor it is recommended to do megger test with 500 V d.c and not more than 5kV d.c but the Hi voltage withstand test should be performed by 12kV AC. Why the dc voltage test should be limited but AC voltage withstand test could be with such a high voltage?
What is an automatic controller?
What is the RMS and DFT principle of analogue maesurments. Which way they are advangages. where which princples give optimum results.
Greeting to all members, How to calculate spill current when we have different ratio CT and Class for REF(Low Imp) I have 500/1A 5P20 @line side n 400/1A CL.X @ Neutral.
how to design coil turns ?
How to calculate the copper in HT motors if KW, RPM & Voltage is given
We are designer please help me calculate the size of 11kv cables from step up transformer to M.V panel, total load is 5 mega watt distance 900 feet (used aluminum type cables) please provided formula for calculate the cable with example.
What types of CMOS memories have you designed? What were their size? Speed? Configuration Process technology?