1.what is the difference between IPM and IGBT ? 2.Why we use filter circuit in industrail ups ?

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Question :
1.what is the difference between IPM and IGBT ?
2.Why we use filter circuit in industrail ups ?

Posted by: kishore on 11/24/2011

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Category Electrical & Electronics Engineering(EEE) Interview Questions

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Added on 11/24/2011

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