Electrical Code for 4-Wire Dryer Circuit
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Where does it specifically state the change from 3wire to 4wire service? |
NEC Electrical Code for 4-Wire Dryer Circuit
Background: Tom, a Electrician from Great Lakes Naval training Center, Great Lakes, IL
Question: What article in the NEC discusses wiring a residential dryer? 208V, 30A
Where does it specifically state the change from 3wire to 4wire service?
Thanks!
Dave’s Reply:
Thanks for your electrical question Tom.
The NEC reference is article 250.142(B) which specifies a 4 wire 30 amp circuit.
The Following links will assist you with your electrical question:
For more information about Dryer Wiring
Wiring a Dryer and Power Cord
Dryer Wiring
See an electric dryer installation with a typical 220 Volt electric power cord wiring system. You may find yourself with either a 3-wire or 4-wire electric dryer, or a 3-wire or 4-wire outlet. Lets look a how the electric dryer is wired and what to do if your cord does not match the plug.
This link is helpful as a Electrician
Electrical Code Articles
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Be Careful and Be Safe - Never Work on Energized Circuits!
Consult your Local Building Department about Permits and Inspections for all Electric Wiring Projects.
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