Answer / harvinder

First of all convert 240v(ac) to 24 v (ac) with 100va transformer depending upon the application,then convert 24v AC into 24v dc with diode bridge,with 1A fuse across

Answer / kjjj

To get 24 V from 230 V you can sue power supply units which converts 230 VAC to 24 V DC.

Answer / 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.

What is CCTV System???Applications........

16 Answers   Emerson, Honeywell, Joyalukkas,

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please send me last 5 year interview questions

0 Answers   ONGC,

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why do star-delta connection ? why do not connect any circuit direct connection ?

1 Answers   IBM, Sri Biotech,

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i want to do a project on PLC.... please give me an idea.....

1 Answers  

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What is highest size of HT motor like 11 kv or 33 kv,and how to make it 750 rpm.i think the size will be very big.any idea ? pl. reply..

0 Answers   ABB,

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why master trip(86) used in eletromagnet?

1 Answers  

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why v/f ratio to maintain constant in speed control of induction motor?

3 Answers  

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In a panel 2500A ACB is the incoming breaker then what is the size of the bus bar?

1 Answers  

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why transfromer rating gives in MVA Or KVA? Why not in MW or KW?

6 Answers   GIL, Siemens,

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How delta connection in the primary of distribution transformer reduces harmonics?how delta connections reduces harmonics?Please answer me...Hope that question is correct.

0 Answers  

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when the PFR (POWER FACTOR REGULATOR)change a step to zero,one of the RCCB will triped off,is it the changing step of this PFR effect the RCCB?

2 Answers  

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while buying 30 kva on line ups for 1 phase ouput, we ave to calculate the number of batteries for 2 hours back up? how to calculate the ah rating and number of batteries

1 Answers  

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