i need 24v dc from 230v ac supply how we can getit ? what
are the devices &its rating requied for that ? plzz i need
answer urgently .thank u
Answer Posted / chandrakant rathore
first convert ac into ac by using step down transformer and rectifier diodes and then use IC 7824 voltage regulator to obtain 24v dc.
| Is This Answer Correct ? | 1 Yes | 3 No |
Post New Answer View All Answers
ACB & VCB how do work and saftes and how can maintenance in this and parts name show with picture
3 phase Motor will be given 2 phase after 2 to 5 second we given 3rd phase so Motor Run sum-time in forward or sum time run reverse direction. All time phase sequence is not change. Why motor run in reverse direction? Please Explain........
hii this is ranjith from hyd... i want to know what type of questions they ask in interview...and hw the interview will go..? what subjects thay ask specially for electrical engg students?
What is the real function of reverse power relay in generator panel while syncronising?
Is any AC drive(VFD) had a feature of DC injection braking? if available please mention the detail. i.e drive can supply braking torque when the motor in idle state.
what is model question rrb junior engineer electrical gr.II
If 22 KV HT line, Current transformer is 25/5 then how to calculate multiplying factor.
can anyone provide me a amf panel control wiring using ec-2 relay?
Let me know that how i calculate the alternator sub tranciant reactance and tranciant reactance.
what is the safety points of vaccum circuit breaker.
How generator NPS(NEGATIVE PHASE SEQUENCE TEST)TEST WAS DONE? PROCEDURE WITH DETAILS?
what is the ground fault relay,which purpose it will be use,clearly tell me plz
in battery charging room we find two fuses (one in positive other in negative cables ).why it is so?one fuse is ore than sufficient?
Which cable is use for rtcc control panel
how oltc works in rectiformers of higher rating (27 mva,200v dc,120kamps) please provide me full information with diaggram.