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Anonymous Poster

TRASNSFORMER GAUGE

11/25/2010 12:54 AM

IF I HVE A STEP DOWN TRANSFORMER FROM 220V TO 12V,IF I APPLY 12V ON ITS OUTPUT TERMINAL CAN I GET 220V FROM ITS INPUT TRMINALS?
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Tornado
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Technical Fields - Technical Writing - New Member Engineering Fields - Piping Design Engineering - New Member

Join Date: May 2009
Location: Richland, WA, USA
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#1

Re: TRASNSFORMER GAUGE

11/25/2010 1:00 AM

Basically yes, if it is 12vac you are supplying. In terms of voltage ratio, transformers are theoretically reversible, but there may be some difference in efficiency.

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Anonymous Poster
#2

Re: TRASNSFORMER GAUGE

11/25/2010 1:29 AM

power is constant in both sides so you may think again.
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sandeepa36
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Join Date: Jun 2008
Posts: 1
#3

Re: TRASNSFORMER GAUGE

11/25/2010 1:49 AM

With Constant Power you get 12 V with diff efficinecy.
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aftab.rasheed
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Join Date: Aug 2010
Location: Lahore , PAkistan
Posts: 4
#4

Re: TRASNSFORMER GAUGE

11/25/2010 4:03 AM

Yes you can get 220 V on its input terminal but its current will decrease.
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aftab.rasheed (1); Anonymous Poster (1); sandeepa36 (1); Tornado (1)

Previous in Forum: Basis for Sizing of ONAF Rating.   Next in Forum: 132 kv Lightening arrestor

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