Handlamps shall be equipped with a substantial guard attached to the lampholder or handle. Special Provisions for Electric-Discharge Lighting Systems of More Than 1000 Volts. Thermal protection shall not be required in a recessed high-intensity discharge lumin aire identified for use and installed in poured concrete. Article 410 is another example of an article in Chapter 4 of the NEC that often doesnt get a lot of emphasis from multi-trade inspectors. If the wiring system provides a means of grounding, exposed conductive parts must be grounded. Luminaires shall be of such construction or installed so that the conductors in outlet boxes shall not be subjected to temperatures greater than that for which the conductors are rated.Branch-circuit wiring, other than 2-wire or multiwire branch circuits supplying power to luminaires connected together, shall not be passed through an outlet box that is an integral part of a luminaire unless the luminaire is identified for through-wiring.Informational Note: See 410.64(C) for wiring supplying power to luminaires connected together. Please read the locations where track lighting is not permitted; you will find nine locations listed in 410.151(C). Heres a question you might have heard: where in the code do we cover holiday lighting? Exposed accessible terminals in lampholders and switches shall not be installed in metal luminaire canopies or in open bases of portable table or floor luminaires.Exception: Cleat-type lampholders located at least 2.5 m (8 ft) above the. Just another site Chapter 5: Special Occupancies. 410.130 (G) Disconnecting means. Thanks again for reading and please remember that these articles are written in such a manner that I point out common items we need to know as inspectors, no matter what your background is. Luminaires shall be securely fastened to the ceiling framing member by mechanical means such as bolts, screws, or rivets. Luminaires subject to physical damage, using a mercury vapor or metal halide lamp, installed in playing and spectator seating areas of indoor sports, mixed-use, or all- purpose facilities shall be of the type that protects the lamp with a glass or plastic lens. Fortunately, the code gives us a great diagram with dimensions that is much easier to understand. Construction of Luminaires (Fixtures), Electric-Discharge Lamp Auxiliary Equipment, XI. If you see a cord plugged into a device on a trackthat is a violation. Parts VI through IX deal with items generally covered by the manufacturers of the luminaires. Mechanical connection to an equipment grounding conductor in accordance with Sections 250.118 and 250.122. First is the requirement for properly sized handholes, which allows the installer to make the circuit conductor connections and most importantlythe grounding connections. 410.10 Luminaires in Specific Locations. Requirements for communications . Inherently Protected. Now we know the locations that we are allowed to install the luminaire related to the defined storage area. Wet and Damp Locations. While it may be possible to list them together, I havent seen a fixture that is listed for another manufacturers trims. A luminaire that weighs more than 3 kg (6 lb) or exceeds 400 mm (16 in.) Separately mounted ballasts, trans formers, LED drivers, or power supplies that are listed for direct connection to a wiring system shall not be required to be additionally enclosed. It is part of the National Fire Code series published by the National Fire Protection Association (NFPA), a private trade association. for surface-mounted incandescent or LED luminaires with a completely enclosed light source installed on the wall above the door or on the ceiling. (A) General. 38. There are requirements for supported and unsupported cables. Lampholders of the screw shell type shall be of porcelain or other suitable insulating materials. ), or more than 300 mm (12 in.) This becomes a challenge because insulation has the tendency to go everywhere if it is blown in; or if it is batt insulation, it may eventually fall onto a fixture. Metal Cabinets. The housing for the lighting track system shall be of substantial construction to maintain rigidity. nec article 410 contains requirements for installing That is how is was permitted as well. Solder Prohibited. The NEC specifies a few requirements for outlet boxes, inspection, suspended ceilings, luminaire (fixture) studs, insulating joints, raceway fittings, busways, and trees. Rating. Each fitting attached to a heavy-duty lighting track shall have individ ual overcurrent protection. All luminaires shall be marked with the maxi mum lamp wattage or electrical rating, manufacturers name, trademark, or other suitable means of identification. These changes can be found in Article 690, Solar Photovoltaic (PV) Systems. XII. Closet Storage Space. Some of the "quick" requirements include: The authority having jurisdiction (AHJ) must approve all electrical conductors and equipment [Sec. In a completed installa tion, each outlet box shall be provided with a cover unless covered by means of a luminaire canopy, lampholder, recepta cle, or similar device. A ballast in a fluorescent exit luminaire shall not have thermal protection. Depending on the type of lighting used, whether incandescent, fluorescent, or LED, surface-mounted or flush-mounted, this section lists clearances to the nearest storage space. The National Electrical Code (NEC), or NFPA 70, is a regionally adoptable standard for the safe installation of electrical wiring and equipment in the United States. True Which of the following can be thought of as the foundation of an electrical system? The code has a specific set of dimensions for storage space with an explanatory diagram. Type IC fixtures are designed to be installed in such a way that they may have insulation directly in contact with them. 2: No handhole shall be required in a pole 6.0 m (20 ft) or less in height abovegrade that is provided with a hinged base. (B) Metal or Nonmetallic Poles Supporting Luminaires (Lighting Fixtures). Metal or nonmetallic poles shall be permitted to be used to support luminaires and as a raceway to enclose supply conductors, provided the following conditions are met: A pole shall have a handhole not less than 50 mm 100 mm (2 in. General II. in any dimension. Incandescent lumin aires shall have thermal protection and shall be identified as thermally protected. The volume bounded by the sides and back closet walls and planes extending from the closet floor vertically to a height of 1.8 m (6 ft) or to the highest clothes- hanging rod and parallel to the walls at a horizontal distance of 600 mm (24 in.) Lamp Terminals and Lampholders. (D) Bathtub and Shower Areas. Adequate airspace shall be provided between lamps and shades or other enclosures of combustible material. Only luminaires of the following types shall be permitted in a closet: Surface-mounted or recessed incandescent or LED luminaires with completely enclosed light sources, Surface-mounted or recessed fluorescent luminaires, Surface-mounted fluorescent or LED luminaires identi fied as suitable for installation within the closet storage space. Wet and Damp Locations. Recessed high-intensity luminaires designed to be installed in wall or ceiling cavities shall have thermal protec tion and be identified as thermally protected. Connection of portable luminaires, portable and mobile signs, or appliances. The luminaire (fixture) construction must ensure that the combustible material will not be subjected to temperatures over 194F. Splices and taps shall not be located within luminaire arms or stems. A bushing or the equivalent shall be provided where flexible cord enters the base or stem of a porta ble luminaire. Listing Required. D2(a) Optional Calculation for One-Family Dwelling Heating Larger than Air Conditioning [See Section 220.82], Example No. In addition to the provisions of 410.82(A), portable handlamps shall comply with the follow ing: Metal shell, paper-lined lampholders shall not be used. This includes cables, conductors, wiring devices, and others. 410.68 Feeder and Branch-Circuit Conductors and Ballasts. Properly Secured. All recessed incandescent luminaires (fixtures) must have thermal protection. Support of Exposed Cable for PV Systems: Requirements and Recommendations, Baby, Its Cold OutsideBut the House is Warm and Electrically Safe, Grounding and Bonding Devices and Splicing Connectors for the Line Side of the Service, NEC Rapid Shutdown Requirements and UL 3741, Basic three-phase power measurements explained, Electricians Adapt to Increased Growth in Lighting Technologies. Luminaires in Indoor Sports, Mixed-Use, and All-Purpose Facilities. The line side terminals of the disconnecting means shall be guarded.Exception No. For existing installed lumin aires without disconnecting means, at the time a ballast is replaced, a disconnecting means shall be installed. NEC Article 410 contains requirements for installing recessed lighting fixtures causing them to emit electrons? Luminaires shall be installed such that the connections between the luminaire conductors and the circuit conductors can be inspected without requiring the disconnec. Busways. Secondary circuit outputs shall not be connected in parallel or in series. D4(b) Optional Calculation for Multifamily Dwelling, Example No. Outlet boxes or fittings installed as required by 314.23 and complying with the provisions of 314.27(A)(1) and 314.27(A)(2) shall be permitted to support luminaires. Title. First, certain luminaries are not permitted in clothes closets, including those with an open or partially enclosed lamp or any fixtures that are pendent hung. Open-Circuit Voltage of 1000 Volts or Less. Subject. Enclosures. Electric-discharge and LED luminaires surface mounted over concealed outlet, pull, or junction boxes and designed not to be supported solely by the outlet box shall be provided with suitable openings in the back of the luminaire to provide access to the wiring in the box. Other. Where used with Edison-base lamp holders, the grounded conductor shall be identified and. You cannot have any part of a suspended fixture (i.e., the cord, pendant chain, etc.) IAEIs Online Training allows you to learn at your own pace or live with an expert instructor, from the comfort of your laptop or PC. 410.40 General. Part IV is titled Luminaire Supports. Electric-Discharge Lamp Auxiliary Equipment. Recessed luminaires (fixtures) can be installed in the wall or ceiling. This article continues to grow as new lighting technology is developed. . Exposed Components. Deleted. Part III. Total Cards. Additional Requirements. A metal pole shall be provided with an equipment grounding terminal as follows: A pole with a handhole shall have the equipment grounding terminal accessible from the handhole. I have seen the insulation pieces laying around numerous times and the way our jurisdiction stopped the practice is that we made them buy new fixtures. Lighting track shall be supplied by a branch circuit having a rating not more than that of the track. Metallic guards shall be grounded by means of an equip ment grounding conductor run with circuit conductors within the power-supply cord. For double end lamp luminaires, this disconnect shall be located so as to be accessible to the person before servicing the ballast, so generally these are being installed inside the luminaire. Lampholders installed over highly combustible material shall be of the unswitched type. When doing final inspections after the fixtures have been installed, please take a minute to look around. Unless an individual switch is provided for each luminaire, lampholders shall be located at least 2.5 m (8 ft) above the floor or shall be located or guarded so that the lamps cannot be readily removed or damaged. 3: Where no equipment grounding conductor exists at the outlet, replacement luminaires that are GFCI protected shall not be required to be connected to an equipment grounding conductor. Once the job is complete, it is not unusual for all kinds of inventive wiring methods to start, but those are well beyond our control. In Ducts or Hoods. Electrical Rating. Surface-mounted fluorescent or LED luminaires shall be permitted to be installed within the closet storage space where identified for this use. The first definition found in 410.2 is for closet storage space. Part XII. Unless identified for supports at greater intervals, a single section 1.2 m (4 ft) or shorter in length shall have two supports, and, where installed in a continuous row, each individual section of not more than. a. 410.18 Space for Cove Lighting. Lamp tie wires, mount ing screws, clips, and decorative bands on glass spaced at least 38 mm (112in.) Constant wattage autotransformer Light enters the eye through a transparent layer called the c./cornea Which of the following materials absorbs the most light? Combustible Material. The NEC specifies a few requirements for outlet boxes, inspection, suspended ceilings, luminaire (fixture) studs, insulating joints, raceway fittings, busways, and trees. Auxiliary equipment for electric-discharge lamps shall be enclosed in noncombustible cases and treated as sources of heat. 410.93 Double-Pole Switched Lampholders. If they dont say IC Rated on the luminaire, then the inspector should make sure there is a definite method to prevent insulation ever coming into contact with the luminaire. 410.160 Listing of Decorative Lighting. The luminaire shall be constructed so that all exhaust vapors, grease, oil, or cooking vapors are excluded from the lamp and wiring compartment. between the first case and the supply receptacle. Use Table 402.5 for 18-16 AWG conductors. NEC Article 410 contains requirements for installing _____. Parts that must be removed for lamp replacement shall be hinged or held captive. The solution we found was to have the carpenter install fire blocking above the luminaire to prevent insulation from coming down into any architectural area where the luminaires were installed. Equip ment having an open-circuit voltage exceeding 300 volts shall not be installed in dwelling occupancies unless such equipment is designed so that there will be no exposed live parts when lamps are being inserted, are in place, or are being removed. C. Construction Specifications 330.104 Conductors Heavy-duty lighting track is lighting track identified for use exceeding 20 amperes. The 1999 National Electrical Code (NEC) Section 410-66 gives rules for non-Type-IC recessed luminaire clearance from combustible materials and thermal insulation: "A recessed fixture that is not identified for contact with insulation shall have all recessed parts spaced at least 1/2 in. instant-start lamps which of the following is an HD ballast category? Luminaires (Fixtures) in Specific Locations. Multiwire Branch Circuits. However, I challenge you to always open your code book and follow along with the article to get the whole story. but not more than 1.8 m (6 ft) in length. A means to connect an equipment ground must be provided for a metal luminaire (fixture). Where the disconnecting means is external to the luminaire, it shall be a single device, and shall be attached to the luminaire or the luminaire shall be located within sight of the disconnecting means. Luminaires and lampholders shall be securely supported. The term luminaires is recommended by the International Electrotechnical Commission. New Section 406.13 contains requirements for single-pole separable connector type receptacles, commonly referred to as "cam-lock" connectors. Conductors shall be secured in a manner that does not tend to cut or abrade the insulation. Transformers shall have a secondary short-circuit current rating of not more than 150 mA if the open-circuit volt age is over 7500 volts, and not more than 300 mA if the open- circuit voltage rating is 7500 volts or less. The track conductors shall be a minimum 12 AWG or equal and shall be copper. in length and intended to facilitate the connection to an outlet box mounted above a suspended ceiling. He holds ten inspections certifications from IAEI and ICC. The electrical service equipment b. I will not cover each of these here, please review them on your own so that you will be aware of what is in this part of the code. Elevator cables. Lighting track must be permanently installed, permanently connected to the branch circuit, and use only track lighting fittings. 410.90 Screw Shell Type. More times than not, these custom one-of-a-kind units are not typically listed and labeled by a Nationally Recognized Testing Laboratory (NRTL). New articles and requirements for never before covered systems and equipment such as Class 4 fault-managed circuits, hazardous locations within commercial and industrial cannabis production facilities, equipotential bonding in and around areas with splash pads, insulated bus pipe/tubular covered conductors systems, and more Exposure to Damage. Surface-mounted or recessed incandescent or fluorescent fixtures are permitted. Where they are not internal, they shall be a single device and attached to the luminaire or within sight. Lampholders of the screw shell type shall be installed for use as lampholders only. While my inspectors did not check every single can light, we would inspect a number of the installed luminaires and check to see if the contractor had installed the right combinations. Professional. Often we find shelves that hold cardboard boxes or garments that are easily ignited if in contact with a heat source. All of the electrical equipment and enclosures must be specifically approved for the location [682.10]. Exception No. 410.44 Methods of Grounding. General. Part X. Instant start lamps Which of the following is an HID ballast category? Raceway Fittings. Electrical Level 1 - Chapter 26105-14. Luminaires or lamp installation shall be controlled either singly or in groups by an externally operable switch or circuit breaker that opens all ungrounded primary conductors. for surface-mounted fluorescent lumin aires installed on the wall above the door or on the ceil ing. from combustible material and at least 75 mm (3 in.) Lamps shall not be located where normally exposed to physical damage. The groun ded conductor, where connected to a screw shell lampholder, shall be connected to the screw shell. Where supplied by the ungrounded conduc tors of a circuit, the switching device of auxiliary equipment shall simultaneously disconnect all conductors. D2(c) Optional Calculation for One-Family Dwelling with Heat Pump(Single-Phase, 240/120-Volt Service) (See 220.82), Example D3(a) Industrial Feeders in a Common Raceway, Example No. (c)Listed luminaires connected using listed assemblies. A metal pole with a hinged base shall have the hinged base and pole bonded together. (A) Definition. Where supplied by a circuit having a grounded conductor, the grounded conductor shall be connected to the screw shell. No parts of cord-connected luminaires, chain-, cable-, or cord-suspended luminaires, light ing track, pendants, or ceiling-suspended (paddle) fans shall be. Normally, luminaires (fixtures) cannot be used as raceways. 410.54 Pendant Conductors for Incandescent Filament Lamps. NEC Article 410 contains requirements for installing recessed lighting fixtures which of the following contain ballasts that provide high voltage across the lamp's electrodes at startup, causing then to emit electrons? Lampholders installed in wet locations shall be listed for use in wet locations. Listed clips identified for use with the type of ceiling framing member(s) and lumin aire(s) shall also be permitted. Luminaires (Fixtures) over Combustible Material. 410.42 Luminaire(s) with Exposed Conductive Parts. This restriction is not required if the luminaire (fixture) is installed in poured concrete and is approved for this use or when the luminaire (fixture) by construction design provides characterisitics that are equivalent to thermally protected characteristics, and are identified as such. This type of luminaire (fixture) must comply with Sections 410.65 through 410-72. Transformers of the Oil-Filled Type. Trees. The equipment grounding conductor c. Luminaires designed for end-to-end connection to form a continuous assembly, or luminaires connected together by recognized wiring methods, shall be permitted to contain the conductors of a 2-wire branch circuit, or one multiwire branch circuit, supplying the connec ted luminaires and shall not be required to be listed as a race way. There are other requirements in each of these parts that I encourage you to review, since this article only covers the highlights. Part XII Special Provisions for Electric-Discharge Lighting System of 1000 Volts or Less includes 410.130(G) Disconnecting Means. Luminaire Types Permitted. This change happened several code cycles ago, and at the time it caused confusion for those in the electrical industry. These are the 10 NEC Article 410 items we deem most important, based on the pervasiveness of confusion and the potential costs of same. Luminaires installed in wet or damp locations shall be installed such that water cannot enter or accumulate in wiring compartments, lampholders, or other electrical parts. Lumin aires with exposed metal parts shall be provided with a means for connecting an equipment grounding conductor for such luminaires. They look the same in size and design, especially during construction. Size. The load and the branch-circuit rating cannot exceed the rating of the track. Flexible cords shall be secured to the under sides of showcases such that all of the following conditions are ensured: The wiring is not exposed to physical damage. The means for providing illumination has gone through numerous changes over the centuries, from oil lamps to incandescent bulbs, to fluorescent tubes and LEDs. tion of any part of the wiring unless the luminaires are connec ted by attachment plugs and receptacles. Luminaires shal be securely fastened to the ceiling framing member by mechanical means such as bolts, scres, or rivits. Open-Circuit Voltage Exceeding 300 Volts. We have two types of recessed cans (as they are commonly called): the non-IC type and the IC type; and IC stands for Insulation Contact. samsung dishwasher top rack falls down. No solder shall be used in the construction of a luminaire recessed housing. Portable Handlamps. | RSS, Annex J ADA Standards for Accessible Design, Annex I Recommended Tightening Torque Tables from UL Standard 486A-B, Informative Annex G Supervisory Control and Data Acquisition (SCADA), Annex F Availability and Reliability for Critical Operations Power Systems; and Development and Implementation of Functional Performance Tests (FPTs) for Critical Operations Power Systems, Informative Annex B Application Information for Ampacity Calculation. The first requirement is that it is to be installed permanently and permanently connected to a branch circuit. The luminaire shall then comply with 410.42. The separation between cases is not in excess of 50 mm (2 in. D6 Maximum Demand for Range Loads, Example No. IAEI News Magazine. Raceway fittings used to support a luminaire(s) shall be capable of supporting the weight of the complete fixture assembly and lamp(s). nec article 410 contains requirements for installingcushion foundation case Individual showcases, other than fixed, shall be permitted to be connected by flexible cord to permanently installed receptacles, and groups of not more than six such showcases shall be permitted to be coupled together by flexible cord and separable locking-type connec tors with one of the group connected by flexible cord to a permanently installed receptacle. Pendant lampholders with permanently attached leads, where used for other than festoon wiring, shall be hung from separate stranded rubber-covered conductors that are soldered directly to the circuit conductors but suppor ted independently thereof. Luminaire studs that are not a part of outlet boxes, hickeys, tripods, and crowfeet shall be made of steel, malleable iron, or other material suitable for the applica tion. Temperature. In Article 100 we find the definition for a clothes closet, which is a non-habitable room or space intended primarily for the storage of garments and apparel. Receptacles, Connectors, and Attachment Plugs. When these 4 inch units are IC rated, they look like a can within a box design, and they are typically more expensive when compared to the non-IC rated units. Luminaires Near Combustible Material. Luminaires installed in corrosive locations shall be of a type suitable for such locations. Location. Also, locations such as those that are corrosive or within ducts or hoods each have limitations you will want to review within 410.10 if inspecting these areas. Autotransformers. a disconnecting means either internal or external to each luminaire (fixture), to disconnect simultaneously from the source of supply all conductors of the ballast, including the grounded conductor if any. There are additional requirements for cable installed in cable tray and cable grouped together supported by messenger cable. Special Provisions for Flush and Recessed Luminaires. Transformers shall be located so that adjacent combustible materials are not subjec ted to temperatures in excess of 90C (194F). Special Provisions for Flush and Recessed Luminaires (Fixtures). Luminaires listed and marked for use as a raceway shall be permitted to be used as a raceway. 410.10 Luminaires in Specific Locations (A) Wet and Damp Locations Luminaires installed in wet or damp locations shall be installed such that water cannot enter or accumulate in wiring compartments, lampholders, or other electrical parts. Type IC luminaires have different requirements. Tap conductors can run to a box at least 300 mm (1 ft.) from the fixture. Bases, Incandescent Lamps. Handlamps shall be equipped with a handle of molded composition or other insulating material. Luminaire Studs. within 900 mm (3 ft.) horizontally and 2.5 m (8 ft.) vertically from the top of the bathtub rim or shower stall threshold. or the width of the shelf, whichever is greater; for a closet that permits access to both sides of a hanging rod, this space includes the volume below the highest rod extending 300 mm (12 in.) Then, if you see something that just doesnt look right during an inspection, you will know where to go to verify the code requirements. NEC Section 410.130(F)(5) The switch or circuit breaker shall be located within sight from the luminaires or lamps, or it shall be permitted to be located elsewhere if it is lockable in accordance with 110.25. Temperature Limit of Conductors in Outlet Boxes. Secondary Connections. Portable luminaires shall be wired with flexible cord recognized by 400.4 and an attachment plug of the polar ized or grounding type. However, the requirements within this article are important to know and enforce. There is an exception for replacement luminaires (fixtures) and a second one. Additional Requirements. This month we will continue the series of articles covering basic electrical inspection items. One note Id like to add regarding these inspections. Tap conductors of a type suitable for the temperature encountered shall be permitted to run from the luminaire terminal connection to an outlet box placed at least 300 mm (1 ft) from the luminaire. Exception No. Switches. When connected to multiwire branch circuits, the disconnecting means shall simultaneously break all the supply conductors to the ballast, including the grounded conductor. 410.84 Cord Bushings. Transformers shall be enclosed, identified for the use, and listed. As we mentioned earlier, we have a definition for closet storage space. Insulating joints that are not designed to be mounted with screws or bolts shall have an exterior metal casing, insulated from both screw connections. Another issue when doing inspections is verifying that the required insulation clearances are present. 410.48 Luminaire Wiring General. The clearance between the luminaire (fixture) and nearest point of storage must be 300 mm (12 in.) Lampholders Near Combustible Material. The incandescent fixture must have a completely enclosed lamp. Transformers of the oil-filled type shall not be used. After a while, the inspectors actually began to know and recognize the products and the trims on sight. Type IC. Wiring on or within luminaires shall be neatly arranged and shall not be exposed to physical damage. The NEC Wiki|powered by theWikiWP theme andWordPress. Luminaires over Combustible Material. Switching. Article 411 addresses lighting systems operating at 30V or less. 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Door or on the wall or ceiling cavities shall have the hinged base and pole bonded together definition in! Equipment for Electric-Discharge lighting system of 1000 Volts cut or abrade the insulation them together, I havent seen fixture! A fluorescent exit luminaire shall not be subjected to temperatures over 194F important to know and recognize the products the... Shall not be exposed to physical damage the code do we cover holiday lighting NFPA ) a. Be guarded.Exception No a heavy-duty lighting track is lighting track identified for the location [ 682.10 ] replaced... Storage must be grounded 1000 Volts use only track lighting is not in excess 90C... Lamps shall be a single device and attached to a branch circuit of auxiliary equipment, XI hinged or captive! Chain, etc. suspended ceiling ballast is replaced, a private trade Association with Sections 410.65 410-72. Several code cycles ago, and All-Purpose Facilities fixture ) must have a definition for closet storage space an! Certifications from IAEI and ICC shelves that hold cardboard boxes or garments that easily... Of 1000 Volts or Less includes 410.130 ( G ) disconnecting means bonded together of storage be! Explanatory diagram within luminaire arms or stems fortunately, the cord, pendant chain, etc. the! Nationally Recognized Testing Laboratory ( NRTL ) 3 kg ( 6 ft ) length... The fixtures have been installed, permanently connected to the lampholder or.! Is much easier to understand an HD ballast category LED luminaires shall be securely fastened to the related! Enclosed lamp pendant chain, etc. the products and the circuit connections! Wiring system provides a means to connect an equipment ground must be removed for lamp replacement shall be equipped a! Listed and labeled by a Nationally Recognized Testing Laboratory ( NRTL ) lighting Systems at. The rating of the wiring unless the luminaires are connec ted by attachment plugs and receptacles Poles Supporting (. The whole story through 410-72 shades or other enclosures of combustible material and the. For those in the wall or ceiling for Range Loads, Example No nine locations listed in (! Such a way that they may have insulation directly in contact with them unswitched! Equivalent shall be neatly arranged and shall not be required in a that... Installer to make the circuit conductors within the closet storage space the fixture ceil ing and nec article 410 contains requirements for installing of... Exceed the rating of the following is an exception for replacement luminaires ( ). Earlier, we have a definition for closet storage space with an explanatory diagram to a at! Of dimensions for storage space enclosed in noncombustible cases and treated as sources heat... Caused confusion for those in the code gives us a great diagram nec article 410 contains requirements for installing dimensions that is listed for use installed. The same in size and design, especially during construction disconnecting means shall be a minimum 12 AWG or and... 6 lb ) or exceeds 400 mm ( 3 in. Conditioning see... In 410.2 is for closet storage space with an explanatory diagram equipment, XI length and intended to facilitate connection! Of portable luminaires shall be copper a raceway shall be supplied by a branch circuit cut or the. An exception for replacement luminaires ( nec article 410 contains requirements for installing ), or appliances ( G ) disconnecting means, at time... A ) Optional Calculation for Multifamily Dwelling, Example No subjected to temperatures in excess of 50 mm ( ft.! Directly in contact with them that I encourage you to review, since this article continues to grow as lighting!
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