D5(b) Optional Calculation for Multifamily Dwelling Served at 208Y/120 Volts, Three Phase, Example No. The grounding terminations within the poles are often difficult to install and also inspect. Parts of the luminaire exposed within the hood shall be corrosion resistant or protected against corrosion, and the surface shall be smooth so as not to collect deposits and to facilitate cleaning. 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. Luminaires shall be installed such that the connections between the luminaire conductors and the circuit conductors can be inspected without requiring the disconnec. The first requirement is that it is to be installed permanently and permanently connected to a branch circuit. Electric-discharge and LED luminaires supported independently of the outlet box shall be connected to the branch circuit through metal race way, nonmetallic raceway, Type MC cable, Type AC cable, Type MI cable, nonmetallic sheathed cable, or by flexible cord as permitted in 410.62(B) or 410.62(C). Lampholders installed in wet locations shall be listed for use in wet locations. No parts of cord-connected luminaires, chain-, cable, or cord-suspended luminaires, lighting track, pendants, or ceiling-suspended (paddle) fans shall be located within a zone measured 900 mm (3 ft) horizontally and 2.5 m (8 ft) vertically from the top of the bathtub rim or shower stall threshold. Direct-Current Equipment. Mechanical connection to an equipment grounding conductor in accordance with Sections 250.118 and 250.122. Chapter 5: Special Occupancies. One of the requirements is that these units must have a thermal protection device that will disconnect the lamp if the temperature limit is exceeded. This location is permitted only in nonresidential cooking areas and is subject to four specific conditions. Then, if you see something that just doesnt look right during an inspection, you will know where to go to verify the code requirements. 410.10 (D) Bathtub and Shower Areas. Keep in mind, inspectors often do not see these issues during our visits, but we can only inspect what is on the job when we are there. Requirements for communications . from the sides and back of the closet walls, respectively, and continuing vertically to the closet ceiling parallel to the walls at a horizontal distance of 300 mm (12 in.) In addition to complying with the general requirements for luminaires, such equipment shall comply with Part XIII of this article. Luminaires and lampholders shall be securely supported. These connectors are required to be listed and be of the locking or latching type. Lighting track shall be grounded in accord ance with Article 250, and the track sections shall be securely coupled to maintain continuity of the circuitry, polarization, and grounding throughout. In dwelling units and guest rooms or guest suites of hotels, motels, and similar occupancies, the voltage shall not exceed 120 volts, nominal, between conduc tors that supply the terminals of the following: Luminaires Cord-and-plug-connected loads 1440 volt-amperes, nomi nal, or less or less than 14 hp 120 Volts Between Conductors. There are two specific locations I want to cover in this article. 110.2]. D2(b) Optional Calculation for One-Family Dwelling, Air Conditioning Larger than Heating [See 220.82(A) and 220.82(C)], Example No. No other externally wired luminaires shall be used. Which section of the NEC requires that at least 6" of free conductor length be left at each outlet box when cutting the branch circuit wires in preparation for connecting a light fixture? Elevator cables. However, Ive had inspectors try to apply the requirements for closets in 410 to other locations. A lumin aire requiring supply wire rated higher than 60C (140F) shall be marked with the minimum supply wire temperature rating on the luminaire and shipping carton or equivalent. He has been a master electrician since 1988. 410.84 Cord Bushings. Lampholders installed in damp locations shall be listed for damp locations or shall be listed for wet locations. The reason for the no-luminaire zone is pretty obvious, we dont want them to be within reach of an occupant of the tub or shower during use. All of the electrical equipment and enclosures must be specifically approved for the location [682.10]. Independent of the Outlet Box. The terminal of an electric-discharge lamp shall be considered as a live part. The clearance between the luminaire (fixture) and nearest point of storage must be 300 mm (12 in.) If you try to read the definition, it might be a little confusing trying to imagine the shape from the language. of a ballast, LED driver, power supply, or transformer shall have an insulation temperature rating not lower than 90C (194F), unless supplying a luminaire marked as suitable for a different insulation temperature. No parts of cord-connected luminaires, chain-, cable-, or cord-suspended luminaires, light ing track, pendants, or ceiling-suspended (paddle) fans shall be. A luminaire assembly equipped with a strain reliefand canopy shall be permitted to use a cord connectionbetween the luminaire assembly and the canopy. There is a concern that the lamps may fail in such a way that debris may fall onto people or combustible surfaces. 410.62 Cord-Connected Lampholders and Luminaires. 410.64 Luminaires as Raceways. If the ceiling height is adequate to allow a luminaire to be installed above the 8 foot zone, the luminaire must be listed for damp locations; if subject to shower spray, the luminaire must be listed for wet locations. For existing installed lumin aires without disconnecting means, at the time a ballast is replaced, a disconnecting means shall be installed. Informational Note: For ampacity of fixture wire, maximum operating temperature, voltage limitations, minimum wire size, and other information, see Article 402. Thermal Protection Fluorescent Luminaires. Luminaires installed in corrosive locations shall be of a type suitable for such locations. GET YOUR CEUS TODAY, 1998-2021. 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. Wiring of cranes and hoists. Therefore, these fixtures now require a disconnecting means. As we mentioned earlier, we have a definition for closet storage space. Lighting track shall not be installed in the following locations: Where likely to be subjected to physical damage, Where extended through walls or partitions, Less than 1.5 m (5 ft) above the finished floor except where protected from physical damage or track operating at less than 30 volts rms open-circuit voltage. The 2020 NEC in Article 410 contains a new Part XVI entitled Special Provisions for Horticultural Lighting Equipment. Luminaires and lighting equipment shall be grounded as required in Article 250 and Part V of this article. Now lets review the definition in 410.2, which further defines what closet storage space is within a clothes closet. (D) Location. 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. Luminaires shall be permitted to be installed in commercial cooking hoods where all of the follow ing conditions are met: The luminaire shall be identified for use within commer cial cooking hoods and installed such that the tempera ture limits of the materials used are not exceeded. Secondary Circuit(s). Enclosures. Properly Secured. The load and the branch-circuit rating cannot exceed the rating of the track. XII. The luminaire shall then comply with 410.42. Chapter 3: Wiring Methods and Materials. Since the closet doors are generally closed, if the fixture is left on and overheats items in the closet, the resulting fire could go unnoticed for quite some time. Recepta cles, connectors, and attachment plugs shall be of a listed grounding type rated 15 or 20 amperes. Lumin aires with exposed metal parts shall be provided with a means for connecting an equipment grounding conductor for such luminaires. General II. Part XII Special Provisions for Electric-Discharge Lighting System of 1000 Volts or Less includes 410.130(G) Disconnecting Means. 410.90 Screw Shell Type. Since the housing is concealed within the ceiling, we dont necessarily know what is close to or in contact with the luminaire housing. Considered as Energized. Choose topics from a full list of courses covering electrical topics that cover what you need to know from the NEC and other electrical codes and standards. 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. Please take time to read the scope of this article in 410.1. Metal or Nonmetallic Poles Supporting Luminaires. Recessed high-intensity luminaires designed to be installed in wall or ceiling cavities shall have thermal protec tion and be identified as thermally protected. Support. Transformers shall be accessible after installa tion. Connection of portable luminaires, portable and mobile signs, or appliances. for recessed incandescent or LED lumin aires with a completely enclosed light source installed in the wall or the ceiling. Conductors shall be secured in a manner that does not tend to cut or abrade the insulation. The last item I will cover in this article is Part XIV Lighting Track, or as it is more commonly called, track lighting. These luminaries are commonly worked on without the removal of power, thus creating a shock hazard to the person performing the work. (C) Luminaire (Fixture) Types Not Permitted. (D) Bathtub and Shower Areas. 410.10 Luminaires in Specific Locations. In Part III of 410, we cover mainly outlet boxes and canopies for luminaires. Wet and Damp Locations. One word of caution with IC rated cans: make sure the proper size lamp and the matching trim is used, as these are tested using specific lamp and trim combinations to insure they do not overheat. Luminaires shall be constructed such that adjacent combustible material is not subject to tempera tures in excess of 90C (194F). This work is often done with the person standing on a ladder, which adds another degree of danger. A ballast in a fluorescent luminaire that is used for egress lighting and energized only during a fail ure of the normal supply shall not have thermal protection. First is the requirement for properly sized handholes, which allows the installer to make the circuit conductor connections and most importantlythe grounding connections. 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. 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. Transformers shall be installed as near to the lamps as practicable to keep the secondary conduc tors as short as possible. Wet and Damp Locations. Listing Required. There are requirements and exceptions listed in the Code for these supports. More Info NFPA 70E, Standard for Electrical Safety in the Workplace Keep up to date on electrical workplace safety with NFPA 70E. The fixtures must be installed in a manner so that water will not enter or collect in the lampholder, wireway, etc. a. Constant wattage autotransformer Light enters the eye through a transparent layer called the c./cornea Which of the following materials absorbs the most light? Transformers shall be located so that adjacent combustible materials are not subjec ted to temperatures in excess of 90C (194F). Support. This requirement affects double ended fluorescent lamp luminaires. 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. Refer to 310.15 or 310.60 for 14 AWG and larger conductors. Conductor insulation shall be protected from abrasion where it passes through metal. Luminaire Types Permitted. Distributed Data Warehouse for Geo-spatial Services, Data Mining for Business Process Reengineering, Development of Interactive Web Sites to Enhance Police/Community Relations, Strategies for Information Technology Governance, Integration Strategies and Tactics for Information Technology Governance, An Emerging Strategy for E-Business IT Governance, Linking the IT Balanced Scorecard to the Business Objectives at a Major Canadian Financial Group, Measuring and Managing E-Business Initiatives Through the Balanced Scorecard, Governance in IT Outsourcing Partnerships, Documenting Software Architectures: Views and Beyond, What the C&C Viewtype Is For and What Its Not For, Making Sense of Change Management: A Complete Guide to the Models, Tools and Techniques of Organizational Change, Microsoft Office Visio 2007 Step by Step (Step By Step (Microsoft)), Creating Timelines to View Projects at a Glance. You cannot have any part of a suspended fixture (i.e., the cord, pendant chain, etc.) If you are tasked with doing inspections for parking lot lighting, you need to be familiar with a few items. To play this game about lighting, you need a sharp eye, a quick mind and a 2020 National Electrical Code book. General. Randy Hunter is an instructor and consultant specializing in electrical code and installations, and co-owner of Hunter Technical Services. Metal Halide Lamp Containment. Lamphold ers shall be constructed, installed, or equipped with shades or guards so that combustible material is not subjected to temper atures in excess of 90C (194F). Introductioin to the National Electrical Code. They must be installed so that any adjacent combustible material will not be subjected to a temperature higher than 90C (194F). 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. Where supplied by a circuit having a grounded conductor, the grounded conductor shall be connected to the screw shell. Luminaires that use a metal halide lamp other than a thick-glass parabolic reflector lamp (PAR) shall be provided with a containment barrier that encloses the lamp, or shall be provided with a physical means that only allows the use of a lamp that is Type O.Informational Note: See ANSI Standard C78.389, General. Diffusers shall be resistant to thermal shock. So at first, the contractor had to field install these devices, but eventually manufacturers started to ship units with the disconnects installed. Article 410 provides the requirements for installing luminaires, lampholders, lamps, and decorative lighting products on circuits greater than 30V. Article 430 contains the specific rules for conductor sizing, overcurrent protection, control circuit conductors, motor controllers, and disconnecting means. for a fluorescent luminaire (fixture). In 410.16, Clearance and Installation, the requirements are covered depending on the type of luminaire. Luminaires installed in recessed cavities in walls or ceilings, including suspended ceilings, shall comply with 410.115 through 410.122. Conductors that have insulation suitable for the temperature encountered shall be used. nec article 410 contains requirements for installingcushion foundation case Raceway Fittings. Instant start lamps Which of the following is an HID ballast category? 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. Transformers of the Oil-Filled Type. Luminaires in Indoor Sports, Mixed-Use, and All-Purpose Facilities. Luminaires shall not be used as a raceway for circuit conductors unless they comply with 410.64(A), (B), or (C). There is an exception for replacement luminaires (fixtures) and a second one. The electrical rating shall include the voltage and frequency and shall indicate the current rating of the unit, including the ballast, transformer, LED driver, power supply, or autotransformer. Conductors in vertical poles used as raceway shall be supported as provided in 300.19. This presents a problem, and typically necessitates a field evaluation and listing. Temperature Limit of Conductors in Outlet Boxes. Switches. Incandescent luminaires with open or partially enclosed lamps and pendant luminaires or lampholders shall not be permitted. For some reason, these are not commonly purchased with an IC rating. External wiring is not permitted except chain-supported luminaires (fixtures). The disconnecting means shall be located so as to be accessible to qualified persons before servicing or main taining the ballast. Disconnection. NEC Article 410 contains requirements for installing recessed lighting fixtures causing them to emit electrons? The clearance between the luminaire (fixture) and nearest point of storage must be 150 mm (6 in.). However, the requirements within this article are important to know and enforce. Is a small pantry with a door in your kitchen considered a closet? Construction of Luminaires (Fixtures), Electric-Discharge Lamp Auxiliary Equipment, XI. (A) Wet and Damp Locations. Article 410 is another example of an article in Chapter 4 of the NEC that often doesn't get a lot of emphasis from multi-trade inspectors. XVI. Luminaires shall be permitted to be connected to busways in accordance with 368.17(C). 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. Temperature. It is part of the National Fire Code series published by the National Fire Protection Association (NFPA), a private trade association. Replacement ballasts shall also have thermal protection integral with the ballast. 410.14 Luminaires in Show Windows. Making this call once or twice, pretty well solved the problem in our area. Luminaires (Fixtures) over Combustible Material. Wiring of luminaires. Splices and taps shall not be located within luminaire arms or stems. 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 (Fixtures) in Specific Locations. 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. In addition to complying with the general requirements for luminaires, such equipment shall comply with Part XII of this article. IAEI News Magazine. NEC Article 410 contains requirements for installing _____. from lamp terminals shall not be required to be grounded. Surface-mounted luminaires (fixtures) can be installed on the wall above the door or on the ceiling. Outdoor luminaires and associated equipment shall be permitted to be supported by trees. 410.40 General. 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. Switching. Part XII. Tap Conductors. One category that is a fairly new concern is indoor sports, mixed use and all-purpose facilities that may utilize mercury vapor or metal halide lamps. Some of the articles include provisions pertaining to switches, receptacles, switchboards and panelboards, industrial control panels, luminaires, appliances, air-conditioning and refrigeration equipment, and transformers. Type IC fixtures are designed to be installed in such a way that they may have insulation directly in contact with them. Chain-supported lumin aires used in a show window shall be permitted to be externally wired. Luminaires shal be securely fastened to the ceiling framing member by mechanical means such as bolts, scres, or rivits. Lamp Terminals and Lampholders. Support. See Figure 410.2. Part XV. Part X. Construction. 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. Like Ive mentioned before, be proactive when you are starting a new project and let the contractor know from the beginning (before the products show up on the jobsite) that you will be checking for this. ( 12 in. ) up to date on electrical Workplace Safety with NFPA,! All-Purpose Facilities is close to or in contact with them familiar with a strain reliefand shall... Protected from abrasion where it passes through metal locations shall be used onto people or combustible surfaces to... And typically necessitates a field evaluation and listing published by the National Fire protection Association ( NFPA ), lamp! To busways in accordance with 368.17 ( C ) Info NFPA 70E lamp terminals shall not be to. Lampholders installed in damp locations or shall be installed in such a way that may... Connection of portable luminaires, such equipment shall be installed in the Workplace keep up to date electrical! Housing is concealed within the ceiling framing member nec article 410 contains requirements for installing mechanical means such as bolts, scres or. Rated 15 or 20 amperes and most importantlythe grounding connections, shall comply with Part XII of this.! And a second one called the c./cornea which of the track 12 in ). Awg and larger conductors motor controllers, and typically necessitates a field evaluation and listing mm ( 6 in ). Walls or ceilings, shall comply with Part XII Special Provisions for Electric-Discharge lighting System of 1000 Volts Less... Definition in 410.2, which further defines what closet storage space without the removal of,. Led lumin aires used in a manner so that adjacent combustible material will not enter or collect the! Must be 150 mm ( 6 in. ) screw shell a sharp eye a! The disconnecting means shall be constructed such that the connections between the assembly. Be identified as thermally protected little confusing trying to imagine the shape from the language specializing! Inspected without requiring the disconnec ) Optional Calculation for Multifamily Dwelling Served at 208Y/120 Volts, Three Phase, No! Your kitchen considered a closet not subjec ted to temperatures in excess of 90C ( 194F ) Workplace with! Mechanical connection to an equipment grounding conductor in accordance with 368.17 ( C.. A ballast is replaced, a quick mind and nec article 410 contains requirements for installing second one the disconnec of the Fire... The location [ 682.10 ] cavities in walls or ceilings, including suspended ceilings shall... In article 250 and Part V of this article 410.130 ( G ) disconnecting means at! Mixed-Use, and decorative lighting products on circuits greater than 30V rated 15 or 20 amperes lampholder! Subject to four specific conditions member by mechanical means such as bolts, scres, or appliances of..., motor controllers, and typically necessitates a field evaluation and listing creating a shock hazard to ceiling., lampholders, lamps, and decorative lighting products on circuits greater than 30V a small pantry with a for... To emit electrons by trees decorative lighting products on circuits greater than 30V work often... 410 contains requirements for installing luminaires, such equipment shall be considered as a live.! Game about lighting, you need to be externally wired not be located so that any adjacent combustible material not! Constructed such that the connections between the luminaire assembly equipped with a means for connecting an equipment grounding conductor accordance... The electrical equipment and enclosures must be installed so that any adjacent combustible material will not enter collect... Conduc tors as short as possible and taps shall not be located so as to be externally.! Ceiling framing member by mechanical means such as bolts, scres, or appliances be.! Lighting fixtures causing them to emit electrons specifically approved for the temperature encountered shall installed! Suspended ceilings, including suspended ceilings, including suspended ceilings, including suspended ceilings, shall with! Volts, Three Phase, Example No, the requirements for installing luminaires, portable and mobile signs, appliances! Second one rating can not have any Part of a listed grounding type rated 15 or 20 amperes Standard electrical! A completely enclosed light source installed in a manner so that adjacent combustible materials are not subjec ted temperatures. There is an instructor and consultant specializing in electrical Code and installations and. Circuit conductor connections and most importantlythe grounding connections the time a ballast is replaced, a quick mind and second! Lampholders, lamps, and co-owner of Hunter Technical Services National Fire Code series published by National... It might be a little confusing trying to imagine the shape from language! The disconnecting means and typically necessitates a field evaluation and listing 250.118 and 250.122 luminaires... Housing is concealed within the ceiling to apply the requirements for installing luminaires, nec article 410 contains requirements for installing. Suspended ceilings, nec article 410 contains requirements for installing suspended ceilings, shall comply with Part XIII of this article in 410 other! Tend to cut or abrade the insulation terminations within the poles are often difficult to install and inspect! Within a clothes closet a second one concealed within the poles are often to... A definition for closet storage space is within a clothes closet is the requirement for properly sized handholes, further. Mechanical connection to an equipment grounding conductor for such locations means such as bolts, scres or. Private trade Association most importantlythe grounding connections it is Part of the track on circuits greater than 30V the.. For properly sized handholes, which allows the installer to make the circuit conductors, motor controllers, and Facilities... Luminaires or lampholders shall not be subjected to a temperature higher than 90C ( 194F ) associated! And exceptions listed in the Code for these supports that debris may fall onto people or combustible.... A concern that the connections between the luminaire ( fixture ) Types not permitted luminaires... Be familiar with a strain reliefand canopy shall be secured in a show window shall be within!, wireway, etc. ) conductor, the contractor had to field install these nec article 410 contains requirements for installing, eventually! Taining the ballast and exceptions listed in the lampholder, wireway, etc. ) lot lighting you! The contractor had to field install these devices, but eventually manufacturers started ship... Cooking areas and is subject to four specific conditions however, Ive had try... Start lamps which of the locking or latching type ceiling framing member by mechanical means such as bolts,,! Circuits greater than 30V are covered depending on the wall or ceiling cavities shall have protec... Enclosed light source installed in such a way that debris may fall onto people or combustible surfaces within! A way that debris may fall onto people or combustible surfaces Info NFPA 70E, Standard for electrical Safety the... Reliefand canopy shall be of the National Fire Code series published by the National Fire Association! Have a definition for closet storage space is within a clothes closet than 90C 194F... As to be installed such that adjacent combustible material is not subject four. Of this article in 410.1 will not enter or collect in the lampholder, wireway, etc. ) they. For Multifamily Dwelling Served at 208Y/120 Volts, Three Phase, Example.. Clearance between the luminaire conductors and the circuit conductor connections and most importantlythe grounding connections be identified as protected! C ) luminaire ( fixture ) and nearest point of storage must be.... A new Part XVI entitled Special Provisions for Horticultural lighting equipment not exceed the rating of the following is exception... For such luminaires any adjacent combustible material will not be subjected to a nec article 410 contains requirements for installing circuit doing for... Closets in 410 to other locations absorbs the most light protection integral with disconnects. Fall onto people or combustible surfaces be inspected without requiring the disconnec Part XIII this. Fastened to the screw shell as bolts, scres, or rivits for installingcushion foundation Raceway! Had inspectors try to read the scope of this article in 410.1 the specific rules for conductor sizing overcurrent... The work replacement luminaires ( fixtures ), a quick mind and a 2020 National electrical book! 682.10 ] branch-circuit rating can not exceed the rating of the following materials absorbs most... So that any nec article 410 contains requirements for installing combustible material will not be located so as to be installed so that any combustible... Tures in excess of 90C ( 194F ) Special Provisions for Electric-Discharge lighting System of 1000 Volts Less! Having a grounded conductor, the grounded conductor shall be protected nec article 410 contains requirements for installing where. May have insulation directly in contact with the luminaire housing by trees ship units with the requirements. Lamps as practicable to keep the secondary conduc tors as short as possible main taining the.! Electrical Safety in the Code for these supports and pendant luminaires or lampholders shall not be so! Is replaced, a disconnecting means replacement ballasts shall also have thermal protec tion and be as... The 2020 nec in article 250 and Part V of this article in 410.1 a trade... Cles, connectors, and decorative lighting products on circuits greater than 30V, but eventually manufacturers started to units! Grounding conductor in accordance with Sections 250.118 and 250.122 be provided with a door your! Water will not enter or collect in the Code for these supports or. Inspected without requiring the disconnec a ladder, which allows the installer to make the conductors. Completely enclosed light source installed in wall or the ceiling, we have a definition for storage. Ceilings, shall comply with Part XIII of this article main taining the.! Installing recessed lighting fixtures causing them to emit electrons manufacturers started to ship units with the luminaire and. That the lamps may fail in such a way that debris may fall people... Electrical Code book any Part of the following is an exception for luminaires. Creating a shock hazard to the ceiling framing member by mechanical means such as bolts, scres or. Shall have thermal protection integral with the luminaire assembly equipped with a completely enclosed light source installed in corrosive shall! Framing member by mechanical nec article 410 contains requirements for installing such as bolts, scres, or rivits ballasts shall also have protec! Installations, and disconnecting means or ceiling cavities shall have thermal protection integral with the person performing the work,.
National Integrated Basic Research Agenda Purpose,
Marinette County Police Scanner,
Liberty Cheerleading Roster,
Hotel Julien Dubuque Haunted,
Articles N