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IF I USED VVVF DRIVE IN FAN APPLICATION MOTOR IN 6.6 KV ( 700 KW) MOTOR & DURING NORMAL RUN OPERATION TIME IF RPM SUDDENLY REDUCE IN MOTOR BY DRIVE(E. MOTOR RPM REDUCE SUDENLY 687 TO 550 RPM) WAHT WILL BE HAPPEND IN DRIVE
1 2929Post New Electrical Engineering Questions
How to decide CT & PT ratings for a given transmission line carrying some rated voltage?
what is the pulse and audio frequency transformer? what is different between induction regulators and tap changing transformer?
in basic 2 phase will short means tripping the power but spot welding 2 phase shorting but not tripping it will welded why.....(Q)
Why 1/3 is used in symmetrical components?
How can we calculate cable size in Low voltage & high voltage
In PFI plant one stage capacitor connection is directly connected(with out megnetic contact controll). but why?
i need to now what will be the cable size to the following load, transformer to distribution panel distance 110m, load 1000kw, voltage 400v, pf 0.85, permissible voltage drop 2.0%, overhead line, atmospheric temperature 35 degree c.
diff b/w normal grounding and resistance grounding
IF DISTANCE IS 100METERS B/W AMP.METER AND CURRENT TRANSFORMER WHAT WILL BE AFFECT IN ACCURACY .METER CAN SHOWING ACCURATE CURRENT OR NOT IF NOT WHAT CAN I DO TO GET 100% ACCURACY.
wat is d diffr btw shunt coil and trip coil in VCB?
What is the difference between circuit breaker and isolator
how to select the double earth conductor if 21A full load?
What are the site acceptance tests for power cables, DG Sets, LT panels & 30kVA UPS ?
i am going to attaned the engineer (disign)iterview at HAL please give me duid line
What is relation between mu(nought) and epsilon(nought)?
