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9th November 2007, 02:08 AM
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 12vto 220v ups 500w complete circuits for sine wave 12v to 220v ups 500wl | |
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9th November 2007, 02:13 AM
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| thankyou for my request posted | |
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1st February 2008, 06:04 PM
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| i want the schematic for the same circuit a ups 12 v to 220 v 200 watts | |
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1st February 2008, 08:55 PM
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| It is difficult to design a sine-wave inverter. It must use a complicated high frequency switching circuit to avoid throwing away a lot of battery power as heat. 500W from a 12V battery will mean it is switching peak currents of 60A which is also difficult to do without wasting power as heat.
__________________ Uncle $crooge | |
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