Answer Posted / manan bhatt
it is HIgh POTential test which is generally done on power
transformers to check their capacity in various electrical
terms.
| Is This Answer Correct ? | 0 Yes | 6 No |
Post New Answer View All Answers
Explain The Application Of Storage Batteries?
Why use in ht motore
What is the tension required for the 25000 CFM AHU belt
How we can defined theecopper cable size if we know the aluminium cable size?
upto how many load can v connect to stabilizer which is used for tv
How a capacitor discharge weld power supply works? what is the use of a pulse transformer?
why we use two slope(differential & restraining) in differential relay.but in busbar protection differential we are using only one slope?please explain
what is magnetizing and demagnetizing current in generator and motor?
how to wiring it with contactor and timer together
how is find out kwh step by step
What is meant by load angle of an alternator? Upon what factors does the load angle depend?
How to set the relay,,??
Some times to change of DOR of a motor, interchange of R & B is not effected and RYB take same current, but interchange of R&Y is effected ie change the DOR. My doubt is what is the problem in motor and how it is happen.
WHAT SHOULD BE THE BEST CURRENT RATINGS (PRIMARY / SECONDARY)FOR A CT INSTALLED AT THE INCOMING 11KV PANE? WILL IT BE CALCULATED ON THE BASES OF MAXIMUM DEMANT VALUE OR ON SUM OF ALL TRANSFORMER'S KVA? NOMALLY MAX DEMAND REPRESENT THE MAXIMUM OPERATING LOAD OF THE PLANT AND TOTAL KVA OF (SAY 5 NUMBERS TRANSFORMERS) REPRESENT THE CONNECTED LOAD. WHICH i.e. MAX DEMAND KVA OR CONNECTED KVA ARE BETTER TO USE FOR CT CURRENT CALCULATION? PLEASE ANSWER.
for 100 HP Induction motor service factor is 1.2(SF) we placed a VFD at the motor side load is balance with 0.3 Amp's Phase to Phase but at incoming of VFD load is un-balance with 10 to 20 Amp's what will be cause of load un balance