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Wiring a 15amp 125volt Receptacle with Multiwire Configuration
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Is it permissible to connect a 15A, 125V duplex receptacle to both phase conductors of a 120 240V, single phase multiwire branch circuit? By: Dave Rongey |
Multi-Wire Duplex Receptacle Outlet
Electrical Question: Is it permissible to connect a 15A, 125V duplex receptacle to both phase conductors of a 120 240V, single phase multiwire branch circuit by breaking out the tab connection between the two ‘hot’ terminal screws of the receptacle? I have seen this practice used in residential construction.
This electrical wiring question came from Michael, a Electrician in Maine.
Michael, Thank You for Visiting Ask-the-Electrician!
Dave’s Reply:
Thanks for your electrical wiring question Michael.
Wiring a Multi-Wire Duplex Receptacle Outlet
Application: Wiring a Multi-Wire Wall Outlet.
Skill Level: Intermediate to Advanced – Best performed by a Licensed Electrical Contractor, or Certified Electrician.
Electrical Tools Required: Basic Electricians Pouch Hand Tools, Voltage Tester, and appropriate Safety Gear.
Estimated Time: Depends on the personal level experience, ability to work with tools, install electrical circuit wiring, and the available access to the project area.
Electrical Safety: Identify the electrical power source to the Wall Outlet, turn it OFF and Tag with a Note before working with the electrical wiring.
Electrical Wiring Parts and Materials: Electrical parts and materials for the Wall Outlet should be approved for the specific project and compliant with local and national electrical codes.
Electrical Codes and Inspections: Installing or changing home electrical wiring should be done according to local and national electrical codes as adopted in your specific location. A permit and inspections may also be required.
Wiring a Duplex Receptacle Outlet
This electrical wiring project is about Wiring a Wall Outlet in an Apartment.
Multiwire Configuration
Reviewing the Electrical Question:
- Is it permissible to connect a 15A, 125V duplex receptacle to both phase conductors of a 120 240V, single phase multiwire branch circuit by breaking out the tab connection between the two ‘hot’ terminal screws of the receptacle?
- Michael, from the information you have provided, Yes this practice is acceptable for wiring an electric outlet with a multi-wire configuration.
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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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