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

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4
votes
4answers
4k views

Why Do 240V Circuits Not Require Neutral?

Someone told me that a 240V circuit does not require a neutral wire in the cable. Can anyone explain this phenomenon from the electricity perspective and generally explain why circuits do and do not ...
5
votes
2answers
2k views

How can I connect a 120V washer to a 240V circuit?

So we got a new washing machine to go in a house built in the late 50s. When the appliance installer came to deliver the appliance, we ran into a snag with connecting the washer...the washer appears ...
2
votes
1answer
136 views

What's the difference between three phase 240 V and standard household 240 V?

I don't understand the difference between household 240 and 3 phase 240. Isn't household 240 just two 120 phases, making 240V two-phase? If so, wouldn't three phase just be 360v? How, then, is there ...
1
vote
5answers
531 views

Can a NEMA 6-15 Device be connected to a NEMA 6-20 receptacle?

I have a new -80 deep freezer that calls for NEMA 6-15R receptacle, but the old one it is replacing called for a NEMA 6-20. I note that the plug actually seems to fit in the 6-20, but is there a ...