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An open ground is a severe safety issue. The ground needs to be connected to protect the user in case of appliance fault. Run new wire with a ground or call an electrician. Have it fixed, negligence is fatal.

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Q: Is an open ground wire on a 120V outlet safe?
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Is it safe to plug in three prong appliances into a three prong wall outlet that has no ground to it?

The NEC allows connection of ungrounded, 3-prong outlets if there is a properly installed GFCI "upstream" of the ungrounded outlet. As long as everything is working as designed, nothing will happen, but that third connector is a safety feature to protect you. It is connected to the frame of the appliance and if there is an internal short, leads the electricity back to ground. Without that connection, the operator may become the ground, i.e., crispy critter. No, it is not safe. Ground is a safety line, without it the appliance is not safe. It may work, and you probably will not be harmed, but it is not safe.


How do you change a 4-wire 240V plug for a dryer to a 3-wire 240V plug for a welder and which wires do you use?

The existing 4 wires meaning Red, Black, White, Bare? Red and black are "hot" (using 120V from each phase of your service entrance), white is neutral, and bare is ground. Ground the bare or green wire to the electrical box then use red and black as your hot wires and white as neutral. You must ground the welder itself also with a jumper wire in order to be safe.


What if you have four wires running to your dryer outlet and the outlet is only a three prong one wire is just hanging out is this really even safe?

Have the outlet changed to match the configuration of the dryer plug.


How would you wire a generator 120V 240V 4 prong twist-lock outlet to a 3 wire 1 hp 240V well pump?

First off you must make sure that your generator has overcurrent protect. This comes from article 445 in the NEC. Then size your wires accordingly. Then hook up your 2 hots, neutral, and ground, making sure you use wire that is listed for a wet location. Your pump will need a disconnect along with overcurrent protection.


Is it safe to have an electrical outlet behind a shower wall next to the faucet valves where the water tank is also stored?

Sure, as long as it is not exposed to direct contact with water (the phrasing of your question is confusing). You should have a GFCI (Ground Fault Circuit Interupt) outlet in this wet location. Its purpose is to protect the user of an electrical appliance from electrocution. It is highly sensitive to moisture intrusion into the circuit, which causes it to trip.

Related questions

Do pond pumps require an outside electrical outlet?

Pond pumps must have an outddoor electrical outlet unless the unit is solar powered. To ensure its safe use, make sure the unit has a Ground Default Interrupter.


Is it safe to plug in three prong appliances into a three prong wall outlet that has no ground to it?

The NEC allows connection of ungrounded, 3-prong outlets if there is a properly installed GFCI "upstream" of the ungrounded outlet. As long as everything is working as designed, nothing will happen, but that third connector is a safety feature to protect you. It is connected to the frame of the appliance and if there is an internal short, leads the electricity back to ground. Without that connection, the operator may become the ground, i.e., crispy critter. No, it is not safe. Ground is a safety line, without it the appliance is not safe. It may work, and you probably will not be harmed, but it is not safe.


How do you change a 4-wire 240V plug for a dryer to a 3-wire 240V plug for a welder and which wires do you use?

The existing 4 wires meaning Red, Black, White, Bare? Red and black are "hot" (using 120V from each phase of your service entrance), white is neutral, and bare is ground. Ground the bare or green wire to the electrical box then use red and black as your hot wires and white as neutral. You must ground the welder itself also with a jumper wire in order to be safe.


Are receptacles installed horizontally or vertically?

The NEC doesn't specify. Generally they are installed vertically with the ground on bottom. In the world that I work in the ground is always installed on top. This is so if a gap exists between an outlet and the plug, anything falling into the gap hits the ground first and not across the hot and neutral wires simultaneously. Expanding on this premise an outlet installed horizontally with the neutral on top is the most safe installation. But I have never seen this done.


What type of mining would most likely be used if a resource is concentrated in deep pockets in ground that is safe for tunneling?

Open Pit Mining


Can you plug 110V appliance in a 100V outlet?

A previous member answered: "No. You will need a step up transformer to be able to use 110v appliances in 100v sockets." This is incorrect. In the US, the AC supplied to household outlets may be called 100, 110, 0r 120 Volts. These all refer to the U.S. nominal 110 Volt supply, which can range from as low as 95 volts and as high as 125 volts and most appliances labeled for 110 Volts may be used in the socket. Generally, if the plug fits, it's safe.


What if you have four wires running to your dryer outlet and the outlet is only a three prong one wire is just hanging out is this really even safe?

Have the outlet changed to match the configuration of the dryer plug.


How would you wire a generator 120V 240V 4 prong twist-lock outlet to a 3 wire 1 hp 240V well pump?

First off you must make sure that your generator has overcurrent protect. This comes from article 445 in the NEC. Then size your wires accordingly. Then hook up your 2 hots, neutral, and ground, making sure you use wire that is listed for a wet location. Your pump will need a disconnect along with overcurrent protection.


How do you open a safe house in gta vice city?

You need to buy a safe house to open it.Most of the safe house are not open and you can save the game by walking into the cassette.


How safe are electrical outlets to sleep by?

Yes, it is perfectly safe. An outlet is just a place where electricity is available when you need it. It can do you no harm whatsoever by sleeping next to it any more than sleeping next to a electrical cord plugged into that outlet and then run up to a lamp or clock next to your bed. I assume you are worried about the magnetic field created. This field is so low that it is barely detectable at an outlet.


Is it safe to hunt boar on the ground?

no


How do you open a 1330 sentry valueguard safe?

i can open it for you