When any element of this branch circuit is replaced, the entire branch circuit shall use an equipment grounding conductor that complies with all other provisions of paragraph (g) of this section. Article 90 explains that the NEC is not a design manual, and it assumes that anyone using the Code has a certain level of expertise. Dont install a transformer below a water heater that is on a mezzanine or similar elevation. The service disconnecting means shall be installed at a readily accessible location either outside of a building or structure or inside nearest the point of entrance of the service conductors. As shown in Figure 5, the electrical . The frame of a portable generator need not be grounded and may serve as the grounding electrode for a system supplied by the generator under the following conditions: The generator supplies only equipment mounted on the generator or cord- and plug-connected equipment through receptacles mounted on the generator, or both; and. The switch is, A: Given, Circuit breakers and fuses must be readily accessible [240.24]. A duplex receptacle can be supplied by two branch circuits by removing the tab. So, if the transformer vents face a beam-mounted or wall-mounted fire extinguisher, remove the extinguisher and remount it on something that is out of the vent exhaust path. It has no direct connection from circuit conductors. 800A. A) located within a grounded junction box B) the disconnecting means is readily accessible C) the total load of the adjacent circuit does not exceed local standards D) located adjacent to the equipment where access is achieved by the use of portable means Next we will jump to 240.24 Location in or on Premises. , which is used indirectly or directly on electrical installations. Overcurrent protection shall not exceed _____. The equipment grounding conductor shall be connected to its proper terminal; and. 18. Electric Metal Tubing (EMT) provides protection from ____. Main panel, Branch Circuit Multi-wire E. There must be only one grounded neutral conductor, and there must be an equal voltage between it and each undergrounded conductor of the circuit. A (n) ______ is a complete lighting unit consisting of a light.
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