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Assuming inside the lighting/distribution panel, the Neutral bar is "bonded" to the ground bar. Then the neutral prong (usually larger) of the receptical is then directly wired to the Neutral bar in the panel. The above technique keeps the NEUTRAL at GROUND potential, however, the metalic frame of the appliance remains UN-GROUNDED if the supply cord is only 2-wire. The NEUTRAL connection inside the appliance is not allowed to be bonded to the frame of the appliance. Therefore, the un-grounded metal frame of the appliance can become a shock hazard if there is a fault in the appliance's internal wiring

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17y ago

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Why is it not safe to plug an appliance with a three-prong plug into an extension cord with a two-slot socket?

An appliance with a three-prong plug is designed to be grounded for safety. Plugging it into a two-slot socket on an extension cord eliminates the ground connection, increasing the risk of electrical shock or fire in case of a fault. It is important to always use a proper outlet or extension cord that matches the appliance's plug for safety reasons.


This is a 2 prong polarized female. However a 2 prong unpolarized male will easily plug into a 2 prong polarized female. just not the other way around.?

This is a 2 prong polarized female. However a 2 prong unpolarized male will easily plug into a 2 prong polarized female. just not the other way around.


Can you plug a 2 prong extension cord into a 3 prong extension cord?

I don't know about an extension cord, but they do sell plug adabters. You can pick them up at any hardware store or even Wal-Mart. They are ussaully grey or orange , and look like the plug end of the extension cord. One end will have the 2 prong, the other side will have the slots to plug in the three prong.


Why wouldn't a 2 prong plug fit in a 3 prong outlet?

The reason might be a voltage or amperage mismatch between the two devices. Plugs and receptacles are matched sets depending on the voltage and the amperage of the devices. The configurations are done in this manor to prevent the wrong voltages being applied to wrong plug in equipment.


How to ground a 2 prong outlet effectively?

To ground a 2-prong outlet effectively, you can install a grounding adapter or replace the outlet with a 3-prong outlet that is properly grounded. This will help prevent electrical shocks and protect your devices.


What are the benefits of using a 2 prong to 3 prong extension cord for electrical appliances?

Using a 2 prong to 3 prong extension cord for electrical appliances can provide added safety by grounding the appliance, reducing the risk of electric shock and protecting against power surges.


What do you do if you have no outlet for your dryer's 2-inch 3-prong plug?

call an electrician!!!


How to change 2 prong outlets to 3 prong outlets in a safe and effective manner?

To change 2 prong outlets to 3 prong outlets safely and effectively, you should hire a licensed electrician to upgrade the wiring and install new grounded outlets. This ensures proper grounding and reduces the risk of electrical hazards.


How do you connect a grounded lamp to a ungrounded outlet?

You can use a 3-prong to 2-prong adapter and connect the lamp's ground wire to the screw on the metal cover plate of the ungrounded outlet. This provides some level of protection by grounding the lamp. However, it's recommended to consult with a professional electrician for a safer solution.


How can I safely upgrade my electrical outlets from 2 prong to 3 prong in my home?

To safely upgrade your electrical outlets from 2 prong to 3 prong in your home, you should hire a licensed electrician to assess your current wiring and install grounded outlets where necessary. This will ensure that the upgrade is done correctly and up to code, reducing the risk of electrical hazards.


How do you earth a plug with 2 wires my heater says it must be earthed but came with a fitted plug and not earthed it has blown the plug twice any suggestions?

The heater has a three prong plug and the outlet has 2? If it has blown the fuse or circuit breaker, it is drawing more current than the circuit can handle. That is the purpose of the fuse. If you only have 2 prong outlets, it is probably mounted in a metal box that should be grounded. It may not be or it may be in a metal box but the box is not grounded. They make an adapter that has a tab you put behind the screw that is holding the outlet cover in place. Grounding the heater is not going to stop it from blowing the circuit. Try a different outlet, remove something that is on the same circuit or use a heavier fuse which is not always a good idea.


Can you still use single pole electrical sockets?

if you mean 2 prong sockets instead of the 3 prong ones no. they were illegal in usa in kitchens since 1960 have you ever seen a toaster with a grounded plug? they are illegal everywhere in the usa since 1981 now they are illegal to replace a broken 2 prong with a new 2 prong you SHALL run a ground wire and replace it with a grounded receptacle you can buy them in most stores. if you use it it will fail inspection and invalidate your fire insurance. you can also buy #18 100' extension cords that arent grounded. if you try to use a power saw with it chances are it wont cut thru a 2" board. light bulbs still use a single pole threaded Edison socket so yes you can with light bulbs. there are still Edison receptacles in some old houses. they were replaced with the prong ones without grumbles because its harder to stick your fingers in em and most people don't like the tingle.