can we use existing delta star with neutral grounded,step
down(6.6kV/415V), 3 phase power transformer bi-directionally.
Answer Posted / shaan from madurai
we do not use bi-directionally .because that is step down
transformer.
| Is This Answer Correct ? | 1 Yes | 5 No |
Post New Answer View All Answers
Dear sir, In our plant have Station Transformer having capacity,i want to know, why LV side 40 - 40MVA is given? & how we can get 6.3 KV supply from tertiary(i.e. Open delta connection), Vector Group YNyn0 - yn0 +d MVA Rating 80MVA / 40 - 40MVA + 26.7MVA Voltage rating 420 (Tap range +6,to -10)81.25% /11.5KV - 11.5KV +6.3KV
Classify drilling machines.
how to select the automotive wire size by mathematical calculation. for xenon headlamp with ballast. the ballast given data voltage 10-17v,current permenant 6amp, run up phase is 15amp, peak at swicth on max 400micro sec is 40amp.the sum of cable resistance is 150mohm.please provide referenc document if any for relating the peak at switch on current,time & wire wire size
Why field rheostat is kept in minimum position?
What are diffrent type of road taxes?
can we conduct the swineburne's test on a dc series motor? why?
hi plz send me reliance placement papers..i.e electrical technical papers that have been asked in reliance test.
After doubling voltage from solar cells & use step down voltage transformer can we get high current output with low voltage.
On what principle electric motor works?
1.how many types of relays? 2.difference between ATS& STS?
why on delay timer used for fully automatic star delta starter?
What current position are you holding in your current company?
What is meant by derating factor?
what is upper impedance and lower impedance of a distance relay
In EDO ACBs what is a purpose of closing coil and motor, what is the operation of these devices are they inetconnected. means if we give supply to motor and by BCS we charge Closing coil,what exact is operation is and how it charge a spring of ACB. Sir if anybody has an wiring diagram please send me the link to operate and EDO breaker.