Questions tagged [voltage]

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1answer
40 views

Cutting strands of wire

I am a hvac tech, but my question is I have 2awg stranded and my plug is 6awg, will it matter much if I cut some strands to fit my plug? the plug is 60amp 250vac for a piece of kitchen equipment if ...
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2answers
88 views

Is this old doorbell 12V or 220V?

Is this doorbell 220V or 12V ? Is it AC or DC ? Any DIY replacement ideas ? I have spare electronics
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0answers
32 views

120VAC buried splice [duplicate]

I have a romex cable feeding an outdoor yard light. It was cut, I spliced it, soldered it and wrapped it with tape. Is there a way to splice and bury it safely to code? If not, I'll need to dig a ...
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0answers
26 views

How to chase down an open neutral and low voltage issue

So I bought a home built in the '70s. The circuit in question includes a couple of garage outlets, half of the spare bedroom outlets/light which shares a wall with the garage, hallway light, and an ...
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0answers
20 views

Low voltage/low power on 2 out of 4 LEDs newly installed

PROJECT - Recently replaced two ceiling light fixtures with (4) Easy-Up 6 in. Deep Baffle Color Selectable Canless LED Recessed Kit, made by Commercial Electric. Also installed new switches; lights ...
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0answers
21 views

Bad voltage at second breaker box

I got 109 on one leg and 140 on the other. Have tried to run only one leg but voltage remains the same. The main box is 120 at each leg
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1answer
100 views

NEMA 6-15 to NEMA 6-20 A/C unit

My energy provider sent me a WiFi A/C system to hook up to my window unit, however, I cannot plug it into my wall because I appear to have a NEMA 6-15 outlet that matches the plug on my A/C unit and ...
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0answers
51 views

Remaining AC Voltage [duplicate]

So I have a three switch box and one goes to a light/receptacle outlet on the wall. The other two go to my ceiling fan. When I read the wires out when they are switched off I get 0vac. When I turn ...
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2answers
85 views

Voltage/current stabilizing

I am running a wire 300+ feet. I'll need to place a transformer every 100 feet that would maintain voltage/current, therefore I wouldn't get any drop so that I can maintain 110vac 20 amp. Which ...
10
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4answers
4k views

Confusion over 220 and 230 volt outlets

We have a 220 outlet for our A/C. We are shopping for a new unit and all I am see is 230 volts on the units. Will we have to rewire with a new outlet for a new A/C?
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1answer
84 views

Use 220v appliances on Japan 200v: how to connect

I've posted this question in the electrical engineering and they have recommended to do over here, so here I am :) I’m trying to understand how I can connect my European appliances to the 200v ...
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0answers
40 views

No voltage after changing light switches

I turned the power off and replaced a few light switches... and when I turned the breaker back on, one of the switches on a circuit is not working. There are a few other switches on the same circuit ...
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0answers
55 views

Why do I measure 12VAC on old thermostat wires?

I'm installing a nest thermostat in my house - it's the UK version with a heatlink. I have successfully wired the heat link into my combi-boiler, disconnecting two existing wires in the process. I ...
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4answers
55 views

Can I infer the amperage rating of an electrical panel from the pump motor rating?

Replacing a sewage pump for a building Existing panel is Challenger Electric J94 Company discontinued so unable to find amperage I know the Voltage-Motor Horsepower rating information. What is the ...
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2answers
62 views

52 volts on my cable demarc (House Side) to ground

The cable company demarc coax was burned and melted. New cable installed. Said the problem was bad house wiring. I checked all the plugs and all the lighting in the house. Found no real problem. Then ...
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3answers
114 views

Confusion while diagnosing an open ground

I have an outlet tester and it says the outlet in my bathroom has an open ground and I'm trying to see if I can fix this by replacing the receptacle or if the problem is elsewhere. With a voltage ...
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1answer
116 views

Voltage drop in receptacle circuit - options?

This is new construction...concerned about voltage drop. The house is a ranch style.I am installing a breaker panel in my garage. I am currently running the wiring (12-2) on a 20 amp breaker for the ...
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2answers
82 views

If you got 120 volts of current on each leg of a 50amp breaker but only 25v on each wire going into the stove outlet ,what could be the problem?

If you got 120 volts of current on each leg of a 50amp breaker but only 25v on each wire going into the oven outlet what could be the problem?
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1answer
40 views

Problem with stair switching for light (3 way)

I just did an electrical survey of my house receptacles and fixtures. All voltages are around 119.5V except one. On the light that is controlled by 2 switches (ie on 2 different levels of the house) ...
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4answers
80 views

Would a transformer protect a 24V digital flow meter if it received 48V?

I purchased a new water softener for the house. It has a digital flow metering device. It worked great for a few days and then stopped working. Long story short, I finally figured out that the outlet ...
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2answers
162 views

How can I tell if this appliance, a kiln, is using 208V single phase or three phase?

My kilns have recently stopped firing and it need new elements. I have to buy elements for specific voltage/phase combination. I didn't install the kilns - it was done by my studio mate before they ...
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votes
1answer
653 views

How to wire L1, L2, n1, n2 and pe wires to install 220v-240v stove?

I'm trying to install a stove but I'm stuck on the wiring. There's an l1, l2, n1, n2 and pe wire sticking out of the wall. The stove has four attachment points for the wires. I don't know how to ...
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2answers
69 views

Voltage in incomplete circuit

This might be better asked over on electrical engineering, but it concerns household voltage and I know we have a some smart electricians on this site, so maybe one of you might be able to shed some ...
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2answers
95 views

Can I step down a NEMA L15-30R 90A 250v outlet to 110v?

I just moved into a high-rise condo and on my patio I have an outlet labeled NEMA L15-30-R 90A 250V 30 and I'm trying to figure out what I can do with it. I think the intended to be used for the ...
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2answers
191 views

What is an open ground and why would the neutral wire measure 50v?

What is an open ground? Also, why would there be 50 V in the neutral and ground wires? I have replaced all outlets and switches and still I have no light.