Questions tagged [nema]

9 questions
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250V NEMA receptacle for a L6-20P plug

If such a receptacle exists, what is the (US) NEMA designation for a 250V receptacle with a terminal on the back for hot#1, and one for hot#2, a ground terminal, and also a place to attach neutral, where the receptacle is prong-compatible with an…
mr blint
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Which small (1-gang) surface mount box is code compliant with NEMA 14-30R receptacle?

I would like to install this NEMA 14-30R in a surface mount single gang box for my dryer. Can I put it into this box? The box has 19 cu-in. I am not proficient with fill calculations but 3x10AWG + 1x12AWG grounding I would arrive at 17.25…
divB
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I want to use a thin gauge wire from a Nema 14-50 outlet

I have an RV and want to plug into the typical Nema 14-50 outlet found at campsites. However, I am never going to draw more than say 15amps. I would rather not have a heavy bulk cable that will never come close to its capacity. In addition, it will…
John
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50 Amp plug but 30 amp breaker

I have a plasma cutter which can have 35 amps of 220 draw. The factory plug is NEMA rated for 50 amps, 220V single phase. My circuit is rated for 30 amps. I never intend to go above 30 amps when cutting. What kind of receptacle with metal conduit…
1
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Is the wiring on this NEMA 10-50R incorrect?

While looking into EV charging I noticed I had a 240V receptacle (Leviton 10-50R) conveniently located right beneath my main panel. After some research (I have little to no electrical knowledge), I found out that not only is the 10-50 no longer…
user96104
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Replacing dryer cord (3 to 4 prong), where to connect existing ground?

I have a Kenmore Model 110.8 dryer which currently has a 3-prong NEMA10-30 cord. I want to replace it with a 4-prong NEMA14-30 cord. This is how the current wiring looks like (apologize for all the dust): You can see that the grounding wire comes…
divB
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How should I modernize my ungrounded surface-mount dryer outlet?

I currently have a non-grounded NEMA10-50R on a 30A circuit for my dryer. I would like to replace it with a proper grounded one. Is the right choice NEMA14-30? I have also heard people saying NEMA14-50. What is the best choice for being as future…
divB
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Can flexible conduit be used inside PVC conduit?

Can 3/4" Liquid Tight Non Metallic Flexible Conduit be run inside a PVC Sch 40 and buried 18" below ground for extra water tight for electrical wires (3 of 6awg and 1 of 10g bare copper)? The length is about 50ft.
wyciwug
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Clothes drier; is it better to re-wire from NEMA 14-30 back to 10-30, or to update a 10-30 outlet by running a new ground and converting it to 14-30?

We moved into a new house that only has an old NEMA 10-30 outlet for the clothes drier. I'm tempted to update it to a 14-30 by running a new ground from the subpanel. We bought a drier and it came wired for 14-30. Conversely, I could just rewire…
r3cgm
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