Did you know that the household outlet in your home has polarity? Household power supplies have alternating current (AC power) but have polarity. In fact, problems may occur if the electrician's wiring work is done with the wrong polarity or if the wrong polarity is used when using the electrical product.
If you look at this movie, what happens if you use an electric appliance (AC household appliance) with the wrong polarity? How to distinguish the polarity? How to distinguish the polarity of the electric appliance? How to check the correct polarity I understand how to use a tester.
If you know this method, I think it will be useful when you branch the power supply with a table tap, or when wiring the video equipment and audio equipment that are sensitive to the polarity.
[table of contents]
00:27 outlet has polarity
02:52 What happens if you make a mistake in polarity?
05:08 You can see the polarity right away
06: 07 How to check the correct polarity (electricity detection driver)
08:02 How to check the correct polarity (digital tester)
09:15 Try reverse connection (switched power strip)
12:53 How to identify the polarity of electrical products (power plug and cord)
※ Please do not do it with wet hands so as not to get an electric shock if you refer to.
[A tool used for polarity inspection]
Neon-type electrometering driver (AC 100-380 V) ※ alternative
amzn.to/2 NemyyP
LED-type detection driver
amzn.to/2Ncs0SY
Digital tester (multimeter)
amzn.to/3l7W1S6
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Негізгі бет Тәжірибелік нұсқаулар және стиль The outlet had polarity! Wrong direction ... (How to check the polarity and how to distinguish)
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