must clear railroad tracks by at least 24-1/2 within a gooseneck at feet must cross railroad tracks underground A socket does not need to be listed when ______. it is rated for the voltage and ampacity of the Metal support structures supporting service overhead service conductors passing over a it’s an individual socket roof must be bonded to ______. it is to be field labeled the grounded overhead service conductor it’s under the exclusive control of an electric the side of the building utility an additional metal structure that touches the ground The NEC does not allow ______ to be the rooftop connected to the supply side of a service disconnect. For an installation with a 200A, solar PV systems continuous load with 3 current-carrying batteries copper conductors with insulation rated at HVAC equipment 75C, what size service-entrance conductors wind electric systems are required? 4/0 AWG Where fuses are used as the service 250 AWG overcurrent device, the ______ shall be 300 AWG located ahead of the supply side of the 350 AWG fuses. meter socket For an installation with a 240A, 3-phase, disconnecting means continuous load with 3 current-carrying attach copper conductors with insulation rated at raceway 75C, what size service-entrance conductors are required? Quiz 5 250 AWG According to Table 240.6(A), ______ is a 300 AWG standard ampere rating for a fuse. 350 AWG 45 400 AWG 55 65 Cables permitted for use in cable trays 75 ______. must be listed for use in cable trays If we calculate the minimum ampere rating must be field labeled with for a fuse of 180 amps, what standard “CT” must be marked by the manufacturer with ampere rating fuse should we select? 175 amps “CT” all of the answers provided 200 amps 210 amps Raceways enclosing service-entrance 300 amps conductors must be listed or approved as rainproof. If a tool is required to open an industrial True control it is considered to be ______. False not readily accessible not suitable for use The 2017 NEC requires that service heads readily accessible on service-entrance cables are located suitable for use with AHJ approval ______ the service drop. below the point of attachment of above the point of attachment of above the roofline of
must clear railroad tracks by at least 24-1/2 feet must cross railroad tracks underground Metal support structures supporting overhead service conductors passing over a roof must be bonded to ______. the grounded overhead service conductor the side of the building an additional metal structure that touches the ground the rooftop For an installation with a 200A, continuous load with 3 current-carrying copper conductors with insulation rated at 75C, what size service-entrance conductors are required? 4/0 AWG 250 AWG 300 AWG 350 AWG For an installation with a 240A, 3-phase, continuous load with 3 current-carrying copper conductors with insulation rated at 75C, what size service-entrance conductors are required? 250 AWG 300 AWG 350 AWG 400 AWG Cables permitted for use in cable trays ______. must be listed for use in cable trays must be field labeled with “CT” must be marked by the manufacturer with “CT” all of the answers provided Raceways enclosing service-entrance conductors must be listed or approved as rainproof. True False The 2017 NEC requires that service heads on service-entrance cables are located ______ the service drop. below the point of attachment of above the point of attachment of above the roofline of within a gooseneck at A socket does not need to be listed when ______. it is rated for the voltage and ampacity of the service it’s an individual socket it is to be field labeled it’s under the exclusive control of an electric utility The NEC does not allow ______ to be connected to the supply side of a service disconnect. solar PV systems batteries HVAC equipment wind electric systems Where fuses are used as the service overcurrent device, the ______ shall be located ahead of the supply side of the fuses. meter socket disconnecting means attach raceway Quiz 5 According to Table 240.6(A), ______ is a standard ampere rating for a fuse. 45 55 65 75 If we calculate the minimum ampere rating for a fuse of 180 amps, what standard ampere rating fuse should we select? 175 amps 200 amps 210 amps 300 amps If a tool is required to open an industrial control it is considered to be ______. not readily accessible not suitable for use readily accessible suitable for use with AHJ approval
2017%20NEC%20Update%20Part%201%20Questions.docx