Interested to Buy Any Domain ? << Click Here >> for more details...
Why we use Y-Y connection in power transformer (8-10 MVA,
132 kV to 11 KV)and D-y in distribution transformer (2 MVA,
11 KV to 440 Volts)?
- 4 Answers
- 11459 Views
- I also Faced
- E-Mail Answers
Answer Posted / morongoa
WE USE Y-Y CONNECTION IN POWER TRANSFORMER COS WE NEED STAR
POINT SO IN DELTA YOU DNT HAVE A STAR POINT AND FOR
DISTRIBUTION YOU USE D-Y CO YOU TAKING POWER FRM SUBSTATION
WHICH IS 11KV FRM SUB TRANSFORMER TO YOUR CONSUMERS
| Is This Answer Correct ? | 1 Yes | 8 No |
Post New Answer View All Answers
What is the technical difference between On delay timer and a Star delta timer?
What are the commonly used schemes for the bus zone protection?
What are the relays in ACB and VCB
What is d main advantage of using double circuit 3 phase transmission ?
What is effect of harmonic current (Draw by VFD) on power system/ electrical Equipments ?
I am using submission of two ct in one and half scheme for 67/67N protection. Both CTs star point is grounded separately near ct box.Will two point ground give wrong tripping to 67/67N during fault or no matter.
What is I to C?
HOW DOES THE ELECTRONIC ENERGY METER WORKS?
generally in LT and MV motors we are using 3.5Coresx16,25,35,50 etc cable for supply.although motors is earthed at two point and having all protection.then why we are using that 1/2 core for earthing the motors.while in HT cable we are using only 3core cable for motor supply.generally lt and mv motors are delta connected and ht motors having star connection.whethere it is having any relation with winding connection( star or delta).all motors i am talking about are dol only.can anybody solve my confusion.thanks...
why Lightening Arrester Probe sharp at Top of telecom tower.
As we use capacitior bank in 3ph ckt for improvement of PF, why not we use capacitor in single phase domestric use, at our house their are many inductive equipments,like fan,mixer,tube choke,air conditioner they also draw PF... by using capacitor can they improve PF. if yes--what are advantage and how to connect a capactor in single ph,and which type of capacitor if no- what are disadvantages.
how can i find ct ratio of meter by seeing name plate of meter and how it should be used in MF calculation if it shows only-/1???
What is the magnetic field (coil DC ) of Turbo Expander?
which is chemical used as in ro water what is difference betweeen multi grade filter&dual media filter
What is CVT and what is relation with wave trap?
