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Questions tagged [240v]

For questions dealing with 240 volt electrical circuits, devices, and equipment.

2
votes
2answers
96 views

Can I feed a sub panel off my 200A service box? Or would I need to run wire from the inside breaker box?

Can I add a sub panel feed off my 200A service box? If so what are the requirements? Or would I need to run it from the main house breaker inside the house and wire from there? I currently have a ...
2
votes
1answer
2k views

Use 6-30 plug on 14-50 outlet

I am planning to install a NEMA 14-50 outlet in my garage on a 40A breaker (Romex 8/3 cable from breaker to outlet) for use with an electric car charger. The charger will charge my wife's car in the ...
0
votes
1answer
101 views

Blue cable in 220v air conditioner plug & cord?

I'm looking to replace the plug on a window air conditioner unit that uses a 6-20 240v plug. However, in addition to the cord having two hots and ground, there's a small blue cable that I'm not sure ...
0
votes
1answer
96 views

Adding New Breaker / Subpanel

I am installing a 240v ductless mini split. My breaker box is full, and I have a seperate ( hot water ) breaker in its own box on its own meter. I see two ways I can approach the situation: 1) Add a ...
0
votes
1answer
106 views

Switch a condenser dryer from drawer to pipe

How does one switch a condenser (ventless) dryer such as the Electrolux edc78550w from collecting the water in the drawer to pushing it through the back pipe?
0
votes
1answer
49 views

What is causing the remote not to work properly when the light is connected up to the ceiling fan?

I installed a 220v DC ceiling fan. Prior to installing the LED light, I tested to ensure the fan motor worked with the remote control and it did at all speeds. I hooked up the LED light as specified ...
2
votes
0answers
76 views

Wanting to make existing 2-wire 220V outlet a 4-wire one

(Located in the USA) I've inherited a 220V (or 240V?) circuit which is just capped off inside a junction box. It's hooked up to a 30A breaker, and seems fine, except that it's only a 3-wire run--no ...
1
vote
0answers
29 views

Dedicated 240v 30A Circuit Switched for A/C and NEMA 14-30

I have a dedicated 240 volt circuit that's hard wired into my air conditioning unit. The circuit has a 30 amp breaker at the main box and another 30 amp breaker on the wall next to my air conditioner....
1
vote
0answers
79 views

Why is one leg of my dryer circuit dead?

This last weekend I was working outside when the lights went out from a tripped breaker. A house guest was running a blow dryer and personal heater in the bathroom and the house is much older so given ...
1
vote
0answers
84 views

Surge protector for appliances - per appliance? Non-standard?

I was told by a technician that I need a separate surge protector for each appliance (washing machine, dryer, etc. They have electronic boards in them). I was also told that I need a special one for ...
1
vote
0answers
663 views

change 110v outlet to 240v/30 amp?

I need to install a 240v/30 amp outlet for a microwave (a Turbochef, kind of like a microwave on steroids.) I have a single 110v outlet on its own circuit. It's using 10 awg copper. Can I replace ...
1
vote
0answers
310 views

Clothes Dryer electrical 240v between hot and netural, 0 between other hot and neutral

I had to move around my dryer to do some work in my laundry room. When I plugged it back in, it wouldn't turn on at all. None of the buttons would even make the lights come on. I unscrewed the end ...
1
vote
0answers
42 views

What do I need to do to have the 240v system activate an indicator light only when the pump is activated?

I have a spring run-off. I have 1 effluent pump 240v with piggy-back float switch as primary pump I have 1 effluent pump 115v with piggy-back float switch as secondary pump set to higher level to come ...
1
vote
0answers
184 views

What could happen if a 240 stove cord was improperly installed and then stove was plugged in to the receptacle?

I think my new stove cord was installed incorrectly — after being plugged in we heard a ((whooooaamp)) sound and all the lights in the house flickered, now none of my 220 appliances will work ...
0
votes
0answers
40 views

Dryer only getting 120v

There is something wrong with my dryer/electrical and I just can't figure out what it is. Is this a dryer issue or an electrical issue? I just need to know who I should call to fix it. I did all I'm ...
0
votes
0answers
30 views

240 volt outlet is not delivering full 240 after electricity went off

Our electricity popped off, smelled metallic. Now 240v outlet registering less power. Dryer only beeps and does not run.
0
votes
0answers
41 views

20 year old GenTran Switch Totally Dead

Just picked up a new generator after 23 years using the same one. Had to change over the three prong 220v plug in with a 220v twist plug. Been over a year since using backup power. Plugged in the ...
0
votes
0answers
35 views

CO, USA - Code Violation for Switch or Subpanel to Power AC & Humidifier?

My mechanical closet is on the third floor of our townhouse and our breaker panel is on the first. To install a steam humidifier, I’ll have to run a 220 line between two floors or outside, both of ...
0
votes
0answers
501 views

wiring up new detached garage

K.I.S.S. Keep it simple stupid. Please remember this when responding because I have very little knowledge of home electrical, mechanic by trade. My House has a 200amp service panel House panel runs ...
0
votes
0answers
34 views

Dryer works. Just not on my 240v circuit

Been racking my Brain. had a dryer go out on me. t/s the dryer i.e thermal fuse. switches etc. even put D.M.M. on motor leads and spun motor and it produced voltage. At a loss I purchased a used dryer ...
0
votes
0answers
44 views

Replacing switch for pool spa

The switch that controls our pool spa is currently located on the side of the house, behind our AC unit. It's a very awkward, hard to reach location, so I'm currently looking into replacing it with a ...
0
votes
0answers
60 views

240v/200v between hot and neutral,24-41v between hot and hot

yesterday our power went off. No break in the circuit board. One of the lights still works. But let me explain the house. It's very small, probably 12x4m. Our bedroom is closest to the circuit board....