why the transformer primary and secondary windins vector
groups vary? why it is something like Dy11 and not as Dy or
Yy...
Answers were Sorted based on User's Feedback
what is the function of choke in tube
what is power transformer?
why electron produce magnetic field when it is in motion?
What is power factor why we should maintain the power factor unless what will happen
How earth resistance reduses by pouring water coal and salt?
What type of fittings and electrical accessories can be install in radiation area ?
Explain role of Buckolz Relay in Transformer ?
what is the acb tripping & closing voltage.
why do we lay up the core of a cable?
Comparative difference between 33Kv & 66KV for transmitting the load of 7 MW at a distance of 34 Km.
what is RR number Abbreviation energy meter
hi i am aziz electrical associate engineer. i am faceing problem in acs800 vvvf drive.it is tripping wothout any alarm/fault.i cheaked all parameters and fault function of drive, all are correct as well as communication parameters.but still it is tripping (drive is tripping in running position not in starting)