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black = HOT

White = Neutral (current carrying)

Green = Ground

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15y ago

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Why you use cut mark in three pin plug?

It is used to show the correct length that the wire has to be stripped to make a perfect termination. By using this mark no bare conductor will be exposed when the plug is assembled for use.


Is it okay to use an adapter to change a three pin plug into a two pin plug?

No, it is not ok, it is potentially very dangerous because the two-wire cable has no earth with it. The earth wire is an important safety component that comes with a three-pin plug. An exception can be made for certain low-power appliances that have double insulation. This includes TV sets, radios, and table lights provided the mounting is plastic and not metal. These appliances are commonly sold with a twin-wire cable but often with a three-pin plug on the end of it. The three-pin plug in this case often has a plastic 'earth' pin and it is safe to replace it with a two-pin plug.


Which blade is the longest in a 3 pin plug?

The ground blade is the longest in a three blade plug.


Can I plug my 2 prong Christmas light cord into a 3 prong extension cord?

UK answer only: Yes but you need a three-pin to two-pin adaptor. Alternatively fit a three-pin plug to the light and leave the earth pin disconnected. This can only be done if the lamp already has a two-wire cable fitted to it, anything else is potentially dangerous.


Can you exchange a German two-pin plug for a SA three-pin on a PSU Powercord?

Yes, you can purchase an adapter to convert the German two-pin plug to a South African three-pin plug. Alternatively, you could also replace the entire plug on the power cord with a South African three-pin plug if you have the necessary skills and tools. Just ensure that the power specifications on the PSU and power cord match to avoid any damage.

Related Questions

Why does three pin plug is more safe than two pin plug?

The three pin plug is grounded (provided the receptacle is wired correctly).


Why you use cut mark in three pin plug?

It is used to show the correct length that the wire has to be stripped to make a perfect termination. By using this mark no bare conductor will be exposed when the plug is assembled for use.


When you use a three pin plug what is the third biggest pin for?

Would that be the smallest pin. To answer this question the specifications of the plug will be needed.


Is it okay to use an adapter to change a three pin plug into a two pin plug?

No, it is not ok, it is potentially very dangerous because the two-wire cable has no earth with it. The earth wire is an important safety component that comes with a three-pin plug. An exception can be made for certain low-power appliances that have double insulation. This includes TV sets, radios, and table lights provided the mounting is plastic and not metal. These appliances are commonly sold with a twin-wire cable but often with a three-pin plug on the end of it. The three-pin plug in this case often has a plastic 'earth' pin and it is safe to replace it with a two-pin plug.


At what voltage does a three pin plug operate?

Need more info. There are three pin plugs at a wide variety of voltages.


What is the purpose of a wire?

it is the brown wire in a three pin plug


What are the three things called on a plug?

The three things on a plug are the two prongs (for electricity transmission) and the grounding pin (for safety).


Which blade is the longest in a 3 pin plug?

The ground blade is the longest in a three blade plug.


Can I plug my 2 prong Christmas light cord into a 3 prong extension cord?

UK answer only: Yes but you need a three-pin to two-pin adaptor. Alternatively fit a three-pin plug to the light and leave the earth pin disconnected. This can only be done if the lamp already has a two-wire cable fitted to it, anything else is potentially dangerous.


Can you exchange a German two-pin plug for a SA three-pin on a PSU Powercord?

Yes, you can purchase an adapter to convert the German two-pin plug to a South African three-pin plug. Alternatively, you could also replace the entire plug on the power cord with a South African three-pin plug if you have the necessary skills and tools. Just ensure that the power specifications on the PSU and power cord match to avoid any damage.


Why you use neutral pin in three pin plug?

In North America the neutral pin is used to complete the circuit. One pin is "hot", one pin is neutral and the last pin is ground.


Why there is a slit in a three pin plug?

If it has a slit in the side of the pin, it is because it was made from flat material that is rolled into a pin. If it were solid. there would be no slit or seam.