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autotransformer [2019/06/03 18:28]
autotransformer [2020/12/06 22:58] (current)
stan_zurek [Definition]
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 +====== Autotransformer ======
  
 +|< 100% >|
 +| //[[user/Stan Zurek]], Autotransformer, [[http://Encyclopedia-Magnetica.com|Encyclopedia-Magnetica.com]], {accessed @YEAR@-@MONTH@-@DAY@}// |
 +
 +
 +**Autotransformer** - a type of [[transformer]] which in its simplest form has just one [[winding]]. There can be multiple fixed or movable [[tap|taps]]. 
 +
 +<box 40% left #f0f0f0>
 +Underside of a [[toroidal core|toroidal]] autotransformer
 +[[file/variac_underneath_magnetica.jpg|{{variac_underneath_magnetica.jpg}}]]
 +{{page>insert/by_SZ}}
 +</box>
 +
 +<box 40% left #f0f0f0>
 +[[Electric brush]] on the exposed [[winding]] of a toroidal autotransformer
 +[[file/variac_brush_magnetica.jpg|{{variac_brush_magnetica.jpg}}]]
 +{{page>insert/by_SZ}}
 +</box>
 +
 +<WRAP clear></WRAP>
 +
 +
 +{{page>insert/paypal}}
 +
 +
 +
 +<box 40% left #f0f0f0>
 +Three-phase autotransformer with manual control
 +[[file/3-phase_variac_magnetica.jpg|{{3-phase_variac_magnetica.jpg}}]]
 +{{page>insert/by_SZ}}
 +</box>
 +
 +<box 35% left #f0f0f0>
 +Autotransformer with automatic control of voltage level
 +[[file/motor-driven_autotransformer_magnetica.jpg|{{motor-driven_autotransformer_magnetica.jpg}}]]
 +{{page>insert/by_SZ}}
 +</box>
 +
 +===== See also =====
 +  *[[transformer]]
 +  *[[list of transformer types]]
 +
 +===== References =====
 +~~REFNOTES~~
 +
 +{{tag>Autotransformers Variacs Counter}}

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