How dimmers and motor controllers work: Difference between revisions

(Created page with "This is a prototype page for the Restart Wiki. This first paragraph should be a brief description of the page, which will pop up on hovering over a link to the page. <div class="showtoc"> __TOC__ </div> ==Summary== All pages should start with a summary, to enable the reader to see at a glance what the page is about and whether it is likely to give the information required. This is subtly different from the description of the page's purpose, given above. Retaining the b...")
 
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This is a prototype page for the Restart Wiki. This first paragraph should be a brief description of the page, which will pop up on hovering over a link to the page.
Motor controllers and dimmers are commonly built around a simple circuit. Sometimes, this can fail, but may well be repairable.
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<div class="showtoc">
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==Summary==
==Summary==
All pages should start with a summary, to enable the reader to see at a glance what the page is about and whether it is likely to give the information required. This is subtly different from the description of the page's purpose, given above.
Many household appliances such as vacuum cleaners and kitchen mixers and blenders have a continuously variable speed control using a triac. Older light dimmers use the same circuit though they work poorly with low energy CCFL and LED bulbs
 
Retaining the basic structure, replace all the text of this page with your own content.


===Safety===
===Safety===
[[File:Warning03.png|30px|left]]
[[File:Warning03.png|30px|left]]
::Consider whether your page should include a specific section on safety.
::As with all mains-operated devices, an understanding of electrical safety is essential for any dissasembly or repair.
::*if for example it deals with mains-powered equipment or high voltages
::*or if special care is required in handling hot or sharp tools
::*or hazardous substances.
[[File:Warning03.png|30px|left]]
::A second icon can be used for a second unrelated warning. Check it doesn't steal left margin from the next section header.
 
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[[File:GingerCat.jpg|180px|thumb|right|A cat.]]
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===Subsection===
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====Sub-subsection====
A 3rd level of subsection may be useful.


==External links==
==Mode of Operation==
* External links (if any) as bullet points.
[[file:TriacDimmer.png|thumb|right|A basic triac dimmer circuit.]]
* If none, delete this section.
==LED dimmer switches==


[[Category:General]]
[[Category:General]]

Revision as of 22:20, 4 January 2024

Motor controllers and dimmers are commonly built around a simple circuit. Sometimes, this can fail, but may well be repairable.

Summary

Many household appliances such as vacuum cleaners and kitchen mixers and blenders have a continuously variable speed control using a triac. Older light dimmers use the same circuit though they work poorly with low energy CCFL and LED bulbs

Safety

Warning03.png
As with all mains-operated devices, an understanding of electrical safety is essential for any dissasembly or repair.


Mode of Operation

A basic triac dimmer circuit.

LED dimmer switches