Answer Posted / sathish n p
Take an example let tr rating is 2500KVA, 11KV/415v
TO calculate maximum loading on primary side
2500 X 10^3=1.732 X 11 X 10^3 X I
I=131.01Amps
Similarly Secondary side
2500 X 10^3=1.732 X 415 X I
I=3478 Amps
Is This Answer Correct ? | 33 Yes | 5 No |
Post New Answer View All Answers
What is meant by system?
Why frequency changes due to load variation in power system ? i.e why when load increases frequency decreases?
How does a battary stores charge in it? please explain in simple manner and in detail.thanks
What is the criteria that generally follow by distribution licenses to fix contact demand of their industrial customers?
how the phase convertor changes the no. of phases
what is the difference between c power and U power acb breaker
What is true sine wave or pure sine wave inverter?? Is it sine wave or step wave?? If it is step wave, waves with how much step is considered as pure sine wave? Is it possible to produce pure sinewave using power electronics?
for 5KW resistive load can anyone please suggest me whether to go for UPS/Inverter or Generator depending upon cost calulations
What is the difference between circuit breaker and isolator
What is mean by hot and cold loop testing?
What is EMC filter in VVVF Drive ?
Could the power factor on electrical system can affect the registration of the kwhr meter or the CT/PT?
How we can calculate the life of Lead acid battery
what is the calculation method to design core and winding of a 200kva 3phase distribution transformer?
hi, in the event earth grounding is not available in a project, is there any other way to make the elcb work? fyi, i have an instant water heater (6.5kw) installed, however if there is grounding in the heating element inside the heater assembly, i will get grounded. thank you in advance to those who will answer my question.