Spacing of Transformers ratings are
10kva,15kva,25kva,63kva,110kva,150kva .........so on
Q) Why transformer are not manufactured having ratings in
between or other than these standard ratings ?
Answer Posted / jagadish
basically in transformer power and frequency is always constant . also in electrical machines the elctrical instrument is represented in power so that transformer is represented in kva . moreover transformer ll only say in kva b'cos the designer of transformer ll not know the power factor of consumer load . so that transformer is represented in kva only not in watts
Is This Answer Correct ? | 2 Yes | 11 No |
Post New Answer View All Answers
quantizer means?
What is inrush current?
Why we make earth connection with Transformer Body and What will be the minimum size of copper wire as per code with respect to KVA rating of Transformer?
What is UPS and How do you maintain the UPS Maintenance? Brief Description on UPS maintenance.
what reactive how to maintain
ii) A shunt motor supplied at 230V, runs at 900 rpm when the current is 30A. The resistance of the armature is 0.4 ohms. Calculate the resistance required in series with the armature to reduce the speed to 600 rpm, assuming that the armature current is then 20A. [12]
i m doing DEEE in part time,can i join regular cources in BE,,IF i join what the cources can i select like (civil,ece,IT) ,,kindly advice
what is a pilot wiring and whys that called a pilot wiers
Pleae send me last 5 years of Question book about RRB chennai.
A generating system will have a total capacity of 300 MW. Find the probable forced outage when the capacity is supplied by two 150 MW units. The operating probability of all units is P=0.98 and forced outage probability rate Q =0.02 .
How select ELCB for 32amp. socket having quantity 12Nos. We have to do this wiring in PLANT. Please Also explain the incoming cable specification.
how to calculate
why do we lay up the core of a cable?
How vfd saving power.
Let me know that how i calculate the alternator sub tranciant reactance and tranciant reactance.