Why -48V dc power supply using in telecom field?
Answer Posted / ratikanta mekap
because all of the electronics equipments used in telecom
field(bts,tx-rx rack,mux etc)are working in dc supply,so
that this is happen.
| Is This Answer Correct ? | 5 Yes | 13 No |
Post New Answer View All Answers
what are the components in electrical control panel (for example: 415V, 3-ph, panel to operate utility and 3-ph DG set).
sir i completed apprentice in TNEB.apprentice is eligible for 'c' licence
my name is venkat .i have good percentage in my academics(ssc 86, intermediate 83 b.tech 73) my question 1..after completion of my ssc i joined in bpc but i didnt got rank in emcet so i completed MPC in one year compartmentally ..so here what am expect question from this background?
Why are lt windings placed near the core?
What are the no-load losses for the 11000/415V transformer with the following rated capacity? 1.1500 kVA 2. 2000 kVA 3. 2500 kVA 4. 3000 kVA
in my industry we are using 3 step up transformers for induction heaters..i.e 415/580v and other are 11/440v.in power consumption does a step trnsformer makes any difference compared to step up?? plz explain
draw a circuit diagram connecting transformer OLTC- RTCC- VCB-Marshalling Box otherwise Explain in words
what is the profesional board for electrical engineer what is thepast and during construction for electrical engineering
how to size H.T & L.T Panel ?
How one can check the MAIN of a house wiring ?
As i want some model question paper in basic computer science and history please send me immediately sir
How earthing/grounding done in aeroplanes and ships.
What is the unit of magnetic flux density?
The ripple frequency in output of fullwave bridge rectifier is a. Half the input b. Twice the input c. Same as input
what is mean by dual digital protection in the relay field?