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Recent content by rosarios

  1. R

    transformer 3000w, 220v/240 12+12 24+24v

    Hi from Rosary. I am looking for a transformer with the characteristic followings secondary primario 220v/240 12+12 24+24v with power of 3000w. where could I retrieve him/it? Or could you point out me some azienzas that he/she builds him/it?
  2. R

    Problem with inverter 12V 3000w

    Re: inverter 12 3000w An only thing not me and' chiara:Qual'e' the function is? Since' the contact is or attached or not the functionality' it doesn't change.. same thing for the interrupter on/off the function doesn't change I have checked ic 13 there and' the waveform while to the exit of...
  3. R

    schema charge 12v 20 a 30 am

    Hi from Rosario.Cerco a scheme charger 12v from 20 to 30 aps in which the duration of the position is limited from a device that I/you/he/she interrupt the position of it to 14v. Thanks of the attention!
  4. R

    Problem with inverter 12V 3000w

    Re: inverter 12 3000w What is value of negative voltage on D7 ? it worrs 4v - it doesn't work 0,05 + Then do following measure : - put load (which work on 8-9 and 12 -13 ) to output - cut wire in point E marked bold...
  5. R

    Problem with inverter 12V 3000w

    Re: inverter 12 3000w Hi I am still Rosary. I am Italian and to communicate in English use a computer translator. Excuse for the difficulties' that I create you! The important one and' that succeed in understanding us! The components that you have signalled me I already had them' made a will, I...
  6. R

    Problem with inverter 12V 3000w

    Hi from built Rosario.Ho a scheme inverter 12v-3000w that he/she introduces however' this defect: if the tension and' 13v are all right everything, if and' 12v the two leds him spengono.Per to make to work him/it I put a resistance 10k among the pin 8 and mass of the ic 4013. How can I resolve...
  7. R

    Problem with overheating of Rosario inverter 3000w

    rosario inverter 3000w Boys of Hi, from your site I have unloaded here is scheme of the inverter 3000w-12v.Testato from of light bulb of pilotage 40w absorb 2ap working then for 10 ics of of minutes 4013 until of it overheats of him a to melt. Do you help of Me a problem of the to resolve...
  8. R

    Looking for kit for building a sinewave inverter

    inverter Hi to all from biagio radiotecnico. I would like to build a sinewave inverter, from 12v a220s power 2000/3000w. I Look for possible kit of assemblage or only the scheme. THANKS!

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