How many watts are consumed by a light bulb if .2 amperes are measured when 12 volts are applied? Where to locate the grounding connections. Through the lead that has been connected to the fire alarm circuit in the building. [Answered] The electrical path to ground may be completed by The path to ground from circuits, equipment, and enclosures shall be permanent and continuous. For example, your car chassis is a common ground for all return current to the battery. Grounding is the electrical system's connection to the ground itself. However, beyond beginners, this information can also be useful for experienced installers that want to know more about why they do what they have been trained to do and whether they have been trained to do it properly. The grounding pathway is generally formed by a system of bare copper wires that connect to every device and every metal electrical box in your home. Bonding also supplies a route for static electricity and induced voltages to safely drain, reducing the possibility of a shock hazard. Electrical Grounding vs. Bonding: What's the Difference? Grounding - Energy Education Article 250 is a foundational pillar of the NEC; it should be studied in its entirety to make sure that both grounding and bonding are done properly. Can Copper Keep Up? From your house, the return path is back to the star (earthed) point on your service transformer, either via the earth or neutral wire depending on the earthing arrangement in your area. How to Wire a 120/240-Volt Outlet for an Electric Range, How to Test Electrical Outlets for Grounding, 6 Common Wire Connection Problems and Their Solutions, How to Add an Outdoor Outlet With an Existing Circuit, Adding an Electrical Outlet in the Middle of a Run, How to Wire a 4-Prong Receptacle for a Dryer, How to Wire a GFCI Outlet When Replacing a 2-Prong Outlet. Hopefully this answer helps a little better. Though bonding and grounding have unique differences, they help prevent accidents like fires and shocks. Most connectors utilize lock nuts or bond bushings for the connection to the electrical equipment or enclosures. Staying grounded - The Fabricator

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