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Chaptewr 5 Special Occupancies | 513.2 | In addition to the requirements of this article, aircraft hangars shall comply with Table 513.2, as applicable, except as modified by this article. Table 513.2 Other Articles Requirement Division Classified Locations Zone Classified Locations Area classification 500.5, 500.6 505.5, 505.6, 505.7 Equipment Part ... | https://2023.antflix.net#513.2 |
Chaptewr 5 Special Occupancies | 513.3 | Where the term "Class I" is used with respect to Zone classifications within this article of the Code, it shall apply to Zone 0, Zone 1, and Zone 2 designations. Informational Note: The term "Class I" was originally included as a prefix to Zone 0, Zone 1, and Zone 2 locations and references as an identifier for flammab... | https://2023.antflix.net#513.3 |
Chaptewr 5 Special Occupancies | 513.3(A) | Any pit or depression below the level of the hangar floor shall be classified as a Class I, Division 1 or Zone 1 location that shall extend up to said floor level. [513.3(A)](https://2023.antflix.net#513.3(A)) | https://2023.antflix.net#513.3(A) |
Chaptewr 5 Special Occupancies | 513.3(B) | The entire area of the hangar, including any adjacent and communicating areas not suitably separated from the hangar, shall be classified as a Class I, Division 2 or Zone 2 location up to a level 450 mm (18 in.) above the floor. [513.3(B)](https://2023.antflix.net#513.3(B)) | https://2023.antflix.net#513.3(B) |
Chaptewr 5 Special Occupancies | 513.3(C)(1) | The area within 1.5 m (5 ft) horizontally from aircraft power plants or aircraft fuel tanks shall be classified as a Class I, Division 2 or Zone 2 location that shall extend upward from the floor to a level 1.5 m (5 ft) above the upper surface of wings and engine enclosures. [513.3(C)(1)](https://2023.antflix.net#513.3... | https://2023.antflix.net#513.3(C)(1) |
Chaptewr 5 Special Occupancies | 513.3(C)(2) | The area within 3 m (10 ft) horizontally from aircraft surfaces from the floor to 3 m (10 ft) above the aircraft shall be classified as Class I, Division 1 or Zone 1. The area horizontally from aircraft surfaces between 3.0 m (10 ft) and 9.0 m (30 ft) from the floor to 9.0 m (30 ft) above the aircraft surface shall be ... | https://2023.antflix.net#513.3(C)(2) |
Chaptewr 5 Special Occupancies | 513.3(D) | Adjacent areas in which flammable liquids or vapors are not likely to be released, such as stock rooms, electrical control rooms, and other similar locations, shall be unclassified where mechanically ventilated at a rate of four or more air changes per hour, designed with positive air pressure, or effectively separated... | https://2023.antflix.net#513.3(D) |
Chaptewr 5 Special Occupancies | 513.4(A) | All wiring and equipment that is installed or operated within any of the hazardous (classified) locations defined in 513.3 shall comply with the applicable requirements of the hazardous (classified) locations. Attachment plugs and receptacles shall be identified for the location or shall be designed so they cannot be e... | https://2023.antflix.net#513.4(A) |
Chaptewr 5 Special Occupancies | 513.4(B) | Electrical wiring, outlets, and equipment (including lamps) on or attached to stanchions, rostrums, or docks that are located in a hazardous (classified) location as defined in 513.3(C) shall comply with the applicable requirements of Parts II and III of Article 501 or 505.17 through 505.30. as applicable. [513.4(B)](h... | https://2023.antflix.net#513.4(B) |
Chaptewr 5 Special Occupancies | 513.7(A) | All fixed wiring in a hangar but not installed in a Class I location as classified in 513.3 shall be installed in metal raceways or shall be Type MI, TC, or MC cable. Exception: Wiring in unclassified locations, as described in, 513.3(D), shall be permitted to be any suitable type wiring method recognized in Chapter 3.... | https://2023.antflix.net#513.7(A) |
Chaptewr 5 Special Occupancies | 513.7(B) | For pendants, flexible cord suitable for the type of service and identified for hard usage or extra-hard usage shall be used. Each such cord shall include a separate equipment grounding conductor. [513.7(B)](https://2023.antflix.net#513.7(B)) | https://2023.antflix.net#513.7(B) |
Chaptewr 5 Special Occupancies | 513.7(C) | In locations above those described in 513.3, equipment that is less than 3.0 m (10 ft) above wings and engine enclosures of aircraft and that may produce arcs, sparks, or particles of hot metal, such as lamps and lampholders for fixed lighting, cutouts, switches, receptacles, charging panels, generators, motors, or oth... | https://2023.antflix.net#513.7(C) |
Chaptewr 5 Special Occupancies | 513.7(D) | Lampholders of metal-shell, fiber-lined types shall not be used for fixed incandescent lighting. [513.7(D)](https://2023.antflix.net#513.7(D)) | https://2023.antflix.net#513.7(D) |
Chaptewr 5 Special Occupancies | 513.7(E) | Where stanchions, rostrums, or docks are not located or likely to be located in a Class I location, as defined in 513.3(C), wiring and equipment shall comply with 513.7, except that such wiring and equipment not more than 457 mm (18 in.) above the floor in any position shall comply with 513.4(B). Receptacles and attach... | https://2023.antflix.net#513.7(E) |
Chaptewr 5 Special Occupancies | 513.7(F) | Mobile stanchions with electrical equipment complying with 513.7(E) shall carry at least one permanently affixed warning sign with the following words or equivalent:
WARNINGKEEP 5 FT CLEAR OF AIRCRAFT ENGINES AND FUELTANK AREAS
or
WARNINGKEEP 1.5 METERS CLEAR OF AIRCRAFT ENGINES AND FUELTANK AREAS [513.7(F)](https://20... | https://2023.antflix.net#513.7(F) |
Chaptewr 5 Special Occupancies | 513.8(A) | All wiring installed in or under the hangar floor shall comply with the requirements for Class I, Division 1 locations. Where such wiring is located in vaults, pits, or ducts, adequate drainage shall be provided. [513.8(A)](https://2023.antflix.net#513.8(A)) | https://2023.antflix.net#513.8(A) |
Chaptewr 5 Special Occupancies | 513.8(B) | Uninterrupted raceways that are embedded in a hangar floor or buried beneath the hangar floor shall be considered to be within the Class I location above the floor, regardless of the point at which the raceway descends below or rises above the floor. [513.8(B)](https://2023.antflix.net#513.8(B)) | https://2023.antflix.net#513.8(B) |
Chaptewr 5 Special Occupancies | 513.9 | Seals shall be provided in accordance with 501.15 or 505.16, as applicable. Sealing requirements specified shall apply to horizontal as well as to vertical boundaries of the defined Class I locations. [513.9](https://2023.antflix.net#513.9) | https://2023.antflix.net#513.9 |
Chaptewr 5 Special Occupancies | 513.10(A)(1) | Aircraft electrical systems shall be de-energized when the aircraft is stored in a hangar and, whenever possible, while the aircraft is undergoing maintenance. [513.10(A)(1)](https://2023.antflix.net#513.10(A)(1)) | https://2023.antflix.net#513.10(A)(1) |
Chaptewr 5 Special Occupancies | 513.10(A)(2) | Aircraft batteries shall not be charged where installed in an aircraft located inside or partially inside a hangar. [513.10(A)(2)](https://2023.antflix.net#513.10(A)(2)) | https://2023.antflix.net#513.10(A)(2) |
Chaptewr 5 Special Occupancies | 513.10(B) | Battery chargers and their control equipment shall not be located or operated within any of the Class I locations defined in 513.3 and shall be located in a separate building or in an area defined in 513.3(D). Mobile chargers shall carry at least one permanently affixed warning sign with the following words or equivale... | https://2023.antflix.net#513.10(B) |
Chaptewr 5 Special Occupancies | 513.10(C)(1) | Aircraft energizers shall be designed and mounted such that all electrical equipment and fixed wiring will be at least 450 mm (18 in.) above floor level and shall not be operated in a Class I location as defined in 513.3(C). [513.10(C)(1)](https://2023.antflix.net#513.10(C)(1)) | https://2023.antflix.net#513.10(C)(1) |
Chaptewr 5 Special Occupancies | 513.10(C)(2) | Mobile energizers shall carry at least one permanently affixed warning sign with the following words or equivalent: WARNINGKEEP 5 FT CLEAR OF AIRCRAFT ENGINES AND FUELTANK AREAS or WARNINGKEEP 1.5 METERS CLEAR OF AIRCRAFT ENGINES AND FUELTANK AREAS [513.10(C)(2)](https://2023.antflix.net#513.10(C)(2)) | https://2023.antflix.net#513.10(C)(2) |
Chaptewr 5 Special Occupancies | 513.10(C)(3) | Flexible cords for aircraft energizers and ground support equipment shall be identified for the type of service and extra-hard usage and shall include an equipment grounding conductor. [513.10(C)(3)](https://2023.antflix.net#513.10(C)(3)) | https://2023.antflix.net#513.10(C)(3) |
Chaptewr 5 Special Occupancies | 513.10(D)(1) | Mobile servicing equipment (such as vacuum cleaners, air compressors, air movers) having electrical wiring and equipment not suitable for Class I, Division 2 or Zone 2 locations shall be so designed and mounted that all such fixed wiring and equipment will be at least 450 mm (18 in.) above the floor. Such mobile equipm... | https://2023.antflix.net#513.10(D)(1) |
Chaptewr 5 Special Occupancies | 513.10(D)(2) | Flexible cords for mobile equipment shall be suitable for the type of service and identified for extra-hard usage and shall include an equipment grounding conductor. Attachment plugs and receptacles shall be identified for the location in which they are installed and shall provide for connection of the equipment ground... | https://2023.antflix.net#513.10(D)(2) |
Chaptewr 5 Special Occupancies | 513.10(D)(3) | Equipment that is not identified as suitable for Class I, Division 2 locations shall not be operated in locations where maintenance operations likely to release flammable liquids or vapors are in progress. [513.10(D)(3)](https://2023.antflix.net#513.10(D)(3)) | https://2023.antflix.net#513.10(D)(3) |
Chaptewr 5 Special Occupancies | 513.10(E)(1) | Portable lighting equipment that is used within a hangar shall be identified for the location in which they are used. For portable luminaires, flexible cord suitable for the type of service and identified for extra-hard usage shall be used. Each such cord shall include a separate equipment grounding conductor. [513.10(... | https://2023.antflix.net#513.10(E)(1) |
Chaptewr 5 Special Occupancies | 513.10(E)(2) | Portable utilization equipment that is or may be used within a hangar shall be of a type suitable for use in Class I, Division 2 or Zone 2 locations. For portable utilization equipment, flexible cord suitable for the type of service and approved for extra-hard usage shall be used. Each such cord shall include a separat... | https://2023.antflix.net#513.10(E)(2) |
Chaptewr 5 Special Occupancies | 513.12 | Ground-fault circuit-interrupter protection for personnel shall be provided as required in 210.8(B). [513.12](https://2023.antflix.net#513.12) | https://2023.antflix.net#513.12 |
Chaptewr 5 Special Occupancies | 513.16(A) | All metal raceways, the metal armor or metallic sheath on cables, and all non—current-carrying metal parts of fixed or portable electrical equipment, regardless of voltage, shall be grounded. Grounding in Class I locations shall comply with 501.30 for Class I, Division 1 and 2 locations and 505.30 for Zone 0, 1, and 2 ... | https://2023.antflix.net#513.16(A) |
Chaptewr 5 Special Occupancies | 513.16(B)(1) | Where a circuit supplies portables or pendants and includes a grounded conductor, receptacles, attachment plugs, connectors, and similar devices shall be of the grounding type, and the grounded conductor of the flexible cord shall be connected to the screw shell of any lampholder or to the grounded terminal of any util... | https://2023.antflix.net#513.16(B)(1) |
Chaptewr 5 Special Occupancies | 513.16(B)(2) | Approved means shall be provided for maintaining continuity of the equipment grounding conductor between the fixed wiring system and the non—current-carrying metal portions of pendant luminaires, portable luminaires, and portable utilization equipment. [513.16(B)(2)](https://2023.antflix.net#513.16(B)(2)) | https://2023.antflix.net#513.16(B)(2) |
Chaptewr 5 Special Occupancies | 514.1 | This article shall apply to motor fuel dispensing facilities, marine/motor fuel dispensing facilities, motor fuel dispensing facilities located inside buildings, and fleet vehicle motor fuel dispensing facilities. Informational Note: See NFPA 30A-2021, Code for Motor Fuel Dispensing Facilities and Repair Garages, for i... | https://2023.antflix.net#514.1 |
Chaptewr 5 Special Occupancies | 514.2 | In addition to the requirements of this article, motor fuel dispensing facilities shall comply with Table 514.2, as applicable, except as modified by this article. Table 514.2 Other Articles Requirement Division ClassifiedLocations Zone Classified Locations Area classification 500.5, 500.6 505.5, 505.6, 505.7 ... | https://2023.antflix.net#514.2 |
Chaptewr 5 Special Occupancies | 514.3 | Where the term "Class I" is used with respect to Zone classifications within this article of the Code, it shall apply to Zone 0, Zone 1, and Zone 2 designations. Informational Note: The term "Class I" was originally included as a prefix to Zone 0, Zone 1, and Zone 2 locations and references as an identifier for flammab... | https://2023.antflix.net#514.3 |
Chaptewr 5 Special Occupancies | 514.3(A) | Where the authority having jurisdiction can satisfactorily determine that flammable liquids having a flash point below 38°C (100°F), such as gasoline, will not be handled, such location shall not be required to be classified. [514.3(A)](https://2023.antflix.net#514.3(A)) | https://2023.antflix.net#514.3(A) |
Chaptewr 5 Special Occupancies | 514.3(B) | [See Figure 514.3(B).] [514.3(B)](https://2023.antflix.net#514.3(B)) | https://2023.antflix.net#514.3(B) |
Chaptewr 5 Special Occupancies | 514.3(B)(1) | Table 514.3(B)(1) shall be applied where Class I liquids are stored, handled, or dispensed and shall be used to delineate and classify motor fuel dispensing facilities and commercial garages as defined in Article 100. Table 515.3 shall be used for the purpose of delineating and classifying aboveground tanks. A Class I ... | https://2023.antflix.net#514.3(B)(1) |
Chaptewr 5 Special Occupancies | 514.3(B)(2) | Table 514.3(B)(2) shall be used to delineate and classify areas where CNG, LNG, compressed or liquefied hydrogen, LP-Gas, or combinations of these, are dispensed as motor vehicle fuels along with Class I or Class II liquids that are also dispensed as motor vehicle fuels. [30A:12.1] Where CNG or LNG dispensers are insta... | https://2023.antflix.net#514.3(B)(2) |
Chaptewr 5 Special Occupancies | 514.3(B)(3) | Aboveground tanks storing CNG or LNG shall be separated from any adjacent property line that is or can be built upon, any public way, and the nearest important building on the same property. [30A:12.3.1]Informational Note: See NFPA 52, Vehicular Natural Gas Fuel Systems Code, Section 8.4, for the relevant distances for... | https://2023.antflix.net#514.3(B)(3) |
Chaptewr 5 Special Occupancies | 514.3(C) | Informational Note: See NFPA 303, Fire Protection Standard for Marinas and Boatyards, and NFPA 30A, Code for Motor Fuel Dispensing Facilities and Repair Garages, for additional information. [514.3(C)](https://2023.antflix.net#514.3(C)) | https://2023.antflix.net#514.3(C) |
Chaptewr 5 Special Occupancies | 514.3(C)(1) | Electrical wiring and equipment located at or serving motor fuel dispensing locations shall be installed on the side of the wharf, pier, or dock opposite from the liquid piping system. [514.3(C)(1)](https://2023.antflix.net#514.3(C)(1)) | https://2023.antflix.net#514.3(C)(1) |
Chaptewr 5 Special Occupancies | 514.3(C)(2) | The criteria provided in 514.3(C)(2)(a) and (C)(2)(b) shall be used for the purposes of applying Table 514.3(B)(1) and Table 514.3(B)(2) to motor fuel dispensing equipment on floating or fixed piers, wharfs, or docks. Closed Construction. Where the construction of floating docks, piers, or wharfs is closed so that ther... | https://2023.antflix.net#514.3(C)(2) |
Chaptewr 5 Special Occupancies | 514.4 | All electrical equipment and wiring installed in the hazardous (classified) locations specified in 514.3 shall comply with Parts II and III of Article 501. Conductor insulation in these locations shall comply with 501.20. [514.4](https://2023.antflix.net#514.4) | https://2023.antflix.net#514.4 |
Chaptewr 5 Special Occupancies | 514.7 | Fixed wiring and equipment above hazardous (classified) locations shall be installed in accordance with 514.3 and shall be one or more of the following: Rigid metal conduit (RMC) or intermediate metal conduit (IMC) with listed threaded or threadless fittings, or electrical metallic tubing (EMT) with listed fittings.Rig... | https://2023.antflix.net#514.7 |
Chaptewr 5 Special Occupancies | 514.8 | All underground wiring shall comply with 514.8(A), (B), or (C). [514.8](https://2023.antflix.net#514.8) | https://2023.antflix.net#514.8 |
Chaptewr 5 Special Occupancies | 514.8(A) | Threaded rigid metal conduit (RMC) or threaded intermediate metal conduit (IMC) with listed threaded fittings shall be permitted. Any portion of electrical wiring that is below the surface of a Class I, Division 1 or Division 2 location [as classified in Table 514.3(B)(1) and Table 514.3(B)(2)] shall be sealed within 3... | https://2023.antflix.net#514.8(A) |
Chaptewr 5 Special Occupancies | 514.8(B) | Type MI cable shall be permitted where it is installed in accordance with Part II of Article 332. [514.8(B)](https://2023.antflix.net#514.8(B)) | https://2023.antflix.net#514.8(B) |
Chaptewr 5 Special Occupancies | 514.8(C) | Rigid polyvinyl chloride conduit (PVC), reinforced thermosetting resin conduit (RTRC), or high-density polyethylene conduit (HDPE) shall be permitted where buried under not less than 600 mm (2 ft) of cover. Where PVC conduit, RTRC conduit, or HDPE conduit is used, threaded rigid metal conduit (RMC) or threaded intermed... | https://2023.antflix.net#514.8(C) |
Chaptewr 5 Special Occupancies | 514.9(A) | A listed seal shall be provided in each conduit run entering or leaving a dispenser or any cavities or enclosures in direct communication therewith. The sealing fitting or listed explosionproof reducer at the seal shall be the first fitting after the conduit emerges from the earth or concrete. [514.9(A)](https://2023.a... | https://2023.antflix.net#514.9(A) |
Chaptewr 5 Special Occupancies | 514.9(B) | Additional seals shall be provided in accordance with 501.15. Sections 501.15(A)(4) and (B)(2) shall apply to horizontal as well as to vertical boundaries of the defined Class I locations. [514.9(B)](https://2023.antflix.net#514.9(B)) | https://2023.antflix.net#514.9(B) |
Chaptewr 5 Special Occupancies | 514.11(A) | Fuel dispensing systems shall be provided with one or more clearly identified emergency shutoff devices or electrical disconnects. Such devices or disconnects shall be installed in approved locations but not less than 6 m (20 ft) or more than 30 m (100 ft) from the fuel dispensing devices that they serve. Emergency shu... | https://2023.antflix.net#514.11(A) |
Chaptewr 5 Special Occupancies | 514.11(B) | At attended motor fuel dispensing facilities, the devices or disconnects shall be readily accessible to the attendant. [30A:6.7.1] [514.11(B)](https://2023.antflix.net#514.11(B)) | https://2023.antflix.net#514.11(B) |
Chaptewr 5 Special Occupancies | 514.11(C) | At unattended motor fuel dispensing facilities, the devices or disconnects shall be readily accessible to patrons and at least one additional device or disconnect shall be readily accessible to each group of dispensing devices on an individual island. [30A:6.7.2] [514.11(C)](https://2023.antflix.net#514.11(C)) | https://2023.antflix.net#514.11(C) |
Chaptewr 5 Special Occupancies | 514.13 | Each dispensing device shall be provided with a means to remove all external voltage sources, including power, communications, data, and video circuits and including feedback, during periods of maintenance and service of the dispensing equipment. The location of this means shall be permitted to be other than inside or ... | https://2023.antflix.net#514.13 |
Chaptewr 5 Special Occupancies | 514.16 | All metal raceways, the metal armor or metallic sheath on cables, and all non—current-carrying metal parts of fixed and portable electrical equipment, regardless of voltage, shall be grounded and bonded. Grounding and bonding in Class I locations shall comply with 501.30. [514.16](https://2023.antflix.net#514.16) | https://2023.antflix.net#514.16 |
Chaptewr 5 Special Occupancies | 515.1 | This article covers a property or portion of a property where flammable liquids are received by tank vessel, pipelines, tank car, or tank vehicle and are stored or blended in bulk for the purpose of distributing such liquids by tank vessel, pipeline, tank car, tank vehicle, portable tank, or container. Informational No... | https://2023.antflix.net#515.1 |
Chaptewr 5 Special Occupancies | 515.2 | In addition to the requirements of this article, bulk storage plants shall comply with Table 515.2, as applicable, except as modified by this article. Table 515.2 Other Articles Requirement Division ClassifiedLocations Zone ClassifiedLocations Area classification 500.5, 500.6 505.5, 505.6, 505.7 Equipment Part... | https://2023.antflix.net#515.2 |
Chaptewr 5 Special Occupancies | 515.3 | Where the term "Class I" is used with respect to Zone classifications within this article of the Code, it shall apply to Zone 0, Zone 1, and Zone 2 designations. Informational Note No. 1: The term "Class I" was originally included as a prefix to Zone 0, Zone 1, and Zone 2 locations and references as an identifier for f... | https://2023.antflix.net#515.3 |
Chaptewr 5 Special Occupancies | 515.4 | All electrical wiring and equipment within the hazardous (classified) locations specified in 515.3 shall comply with the applicable requirements of Table 515.2. [515.4](https://2023.antflix.net#515.4) | https://2023.antflix.net#515.4 |
Chaptewr 5 Special Occupancies | 515.7(A) | All fixed wiring above hazardous (classified) locations shall comply with 501.10(B) or 505.15(C), as applicable. [515.7(A)](https://2023.antflix.net#515.7(A)) | https://2023.antflix.net#515.7(A) |
Chaptewr 5 Special Occupancies | 515.7(B) | Fixed equipment that might produce arcs, sparks, or particles of hot metal, such as lamps and lamp-holders for fixed lighting, cutouts, switches, receptacles, motors, or other equipment having make-and-break or sliding contacts, shall be of the totally enclosed type or be constructed to prevent the escape of sparks or ... | https://2023.antflix.net#515.7(B) |
Chaptewr 5 Special Occupancies | 515.7(C) | Portable luminaires or other utilization equipment and their flexible cords shall comply with Part III of Article 501 or 505.17 for the class of location above which they are connected or used. [515.7(C)](https://2023.antflix.net#515.7(C)) | https://2023.antflix.net#515.7(C) |
Chaptewr 5 Special Occupancies | 515.8(A) | Underground wiring shall be installed in threaded rigid metal conduit or threaded steel intermediate metal conduit or, where buried under not less than 600 mm (2 ft) of cover, shall be permitted in PVC conduit, RTRC conduit, or a listed cable. Where PVC conduit or RTRC conduit is used, threaded rigid metal conduit or t... | https://2023.antflix.net#515.8(A) |
Chaptewr 5 Special Occupancies | 515.8(B) | Conductor insulation shall comply with 501.20. [515.8(B)](https://2023.antflix.net#515.8(B)) | https://2023.antflix.net#515.8(B) |
Chaptewr 5 Special Occupancies | 515.8(C) | Where PVC conduit, RTRC conduit, or cable with a nonmetallic sheath is used, an equipment grounding conductor shall be included to provide for electrical continuity of the raceway system and for grounding of noncurrent-carrying metal parts. [515.8(C)](https://2023.antflix.net#515.8(C)) | https://2023.antflix.net#515.8(C) |
Chaptewr 5 Special Occupancies | 515.9 | Sealing requirements shall apply to horizontal as well as to vertical boundaries of the defined Class I locations. Buried raceways and cables under defined Class I locations shall be considered to be within a Class I, Division 1 or Zone 1 location. [515.9](https://2023.antflix.net#515.9) | https://2023.antflix.net#515.9 |
Chaptewr 5 Special Occupancies | 515.10 | In addition to the requirements of this article, dispensers for gasoline or other volatile flammable liquids or liquified flammable gases shall comply with the requirements for motor fuel dispensing facilities, as applicable, except as modified by this article. [515.10](https://2023.antflix.net#515.10) | https://2023.antflix.net#515.10 |
Chaptewr 5 Special Occupancies | 515.16 | All metal raceways, the metal armor or metallic sheath on cables, and all non—current-carrying metal parts of fixed or portable electrical equipment, regardless of voltage, shall be grounded and bonded. Grounding and bonding in Class I locations shall comply with 501.30 for Class I, Division 1 and 2 locations and 505.3... | https://2023.antflix.net#515.16 |
Chaptewr 5 Special Occupancies | 516.1 | This article covers the regular or frequent application of flammable liquids, combustible liquids, and combustible powders by spray operations and the application of flammable liquids or combustible liquids at temperatures above their flashpoint by spraying, dipping, coating, printing, or other means. Informational Not... | https://2023.antflix.net#516.1 |
Chaptewr 5 Special Occupancies | 516.2 | In addition to the requirements of this article, spray application, dipping, coating, and printing processes using flammable or combustible materials shall comply with Table 516.2, as applicable, except as modified by this article. Table 516.2 Other Articles Requirement Division Classified Locations Zone Classified ... | https://2023.antflix.net#516.2 |
Chaptewr 5 Special Occupancies | 516.3 | Where the term Class I is used with respect to Zone classifications within this article of the Code, it shall apply to Zone 0, Zone 1, and Zone 2 designations. Informational Note: The term Class I was originally included as a prefix to Zone 0, Zone 1, and Zone 2 locations and references as an identifier for flammable g... | https://2023.antflix.net#516.3 |
Chaptewr 5 Special Occupancies | 516.4 | Area classification for open containers, supply containers, waste containers, spray gun cleaners, and solvent distillation units that contain Class I liquids and are located in ventilated areas shall be in accordance with the following: The area within 915 mm (3 ft) in all directions from any such container or equipmen... | https://2023.antflix.net#516.4 |
Chaptewr 5 Special Occupancies | 516.5 | For spray application processes, the area classification is based on quantities of flammable vapors, combustible mists, residues, dusts, or deposits that are present or might be present in quantities sufficient to produce ignitable or explosive mixtures with air. [516.5](https://2023.antflix.net#516.5) | https://2023.antflix.net#516.5 |
Chaptewr 5 Special Occupancies | 516.5(A)(1) | The Zone system of electrical area classification shall be applied as follows: The inside of closed containers or vessels shall be considered a Class I, Zone 0 location.A Class I, Division 1 location shall be permitted to be alternatively classified as a Class I, Zone 1 location.A Class I, Division 2 location shall be ... | https://2023.antflix.net#516.5(A)(1) |
Chaptewr 5 Special Occupancies | 516.5(A)(2) | For the purposes of electrical area classification, the Division system and the Zone system shall not be intermixed for any given source of release. [33:6.2.3] In instances of areas within the same facility classified separately, Class I, Zone 2 locations shall be permitted to abut, but not overlap, Class I, Division 2... | https://2023.antflix.net#516.5(A)(2) |
Chaptewr 5 Special Occupancies | 516.5(A)(3) | Open flames, spark-producing equipment or processes, and equipment whose exposed surfaces exceed the autoignition temperature of the material being sprayed shall not be located in a spray area or in any surrounding area that is classified as Division 2, Zone 2, or Zone 22. [33:6.2.5] Exception: This requirement shall n... | https://2023.antflix.net#516.5(A)(3) |
Chaptewr 5 Special Occupancies | 516.5(B) | The interior of any open or closed container or vessel of a flammable liquid shall be considered Class I, Division 1, or Class I, Zone 0. as applicable. Informational Note: See NFPA 33, Standard for Spray Application Using Flammable or Combustible Materials, Chapter 6, for additional information. [516.5(B)](https://202... | https://2023.antflix.net#516.5(B) |
Chaptewr 5 Special Occupancies | 516.5(C) | The following spaces shall be considered Class I, Division 1; Class I, Zone 1; Class II, Division 1; or Zone 21 locations, as applicable: The interior of spray booths and rooms except as specifically provided in 516.5(D).The interior of exhaust ducts.Any area in the direct path of spray operations.Sumps, pits, or below... | https://2023.antflix.net#516.5(C) |
Chaptewr 5 Special Occupancies | 516.5(D) | The spaces listed in 516.5(D)(1) through (D)(5) shall be considered Class I, Division 2; Class I, Zone 2; Class II, Division 2; or Zone 22 as applicable. [516.5(D)](https://2023.antflix.net#516.5(D)) | https://2023.antflix.net#516.5(D) |
Chaptewr 5 Special Occupancies | 516.5(D)(1) | Electrical wiring and utilization equipment located outside but within 6100 mm (20 ft) horizontally and 3050 mm (10 ft) vertically of an enclosed spray area and not separated from the spray area by partitions extending to the boundaries of the area designated as Division 2, Zone 2 or Zone 22 in Figure 516.5(D)(1) shall... | https://2023.antflix.net#516.5(D)(1) |
Chaptewr 5 Special Occupancies | 516.5(D)(2) | If spray application operations are conducted within a closed-top, open-face, or open-front booth or room, as shown in Figure 516.5(D)(2), any electrical wiring or utilization equipment located outside of the booth or room but within 915 mm (3 ft) of any opening shall be suitable for Class I, Division 2; Class I, Zone ... | https://2023.antflix.net#516.5(D)(2) |
Chaptewr 5 Special Occupancies | 516.5(D)(3) | For spraying operations conducted within an open top spray booth, the space 915 mm (3 ft) vertically above the booth and within 915 mm (3 ft) of other booth openings shall be considered Class I, Division 2; Class I, Zone 2; Class I1. Division 2; or Zone 22 whichever is applicable. [33:6.5.3] [516.5(D)(3)](https://2023.... | https://2023.antflix.net#516.5(D)(3) |
Chaptewr 5 Special Occupancies | 516.5(D)(4) | For spray application operations confined to an enclosed spray booth or room, electrical area classification shall be as follows: The area within 915 mm (3 ft) of any opening shall be classified as Class I, Division 2; Class I, Zone 2; Class II. Division 2; or Zone 22 locations, whichever is applicable, as shown in Fig... | https://2023.antflix.net#516.5(D)(4) |
Chaptewr 5 Special Occupancies | 516.5(D)(5) | For limited finishing workstations, the area inside the 915 mm (3 ft) space horizontally and vertically beyond the volume enclosed by the outside surface of the curtains or partitions shall be classified as Class I, Division 2; Class I, Zone 2; Class II, Division 2; or Zone 22, as shown in Figure 516.5(D)(5).A limited ... | https://2023.antflix.net#516.5(D)(5) |
Chaptewr 5 Special Occupancies | 516.6(A) | All electrical wiring and equipment within the hazardous (classified) locations (containing vapor only - not residues) defined in 516.5 shall comply with the requirements of Part II and Part III of Article 501 or with 505.17 through 505.30, as applicable. [516.6(A)](https://2023.antflix.net#516.6(A)) | https://2023.antflix.net#516.6(A) |
Chaptewr 5 Special Occupancies | 516.6(B) | Unless specifically listed for locations containing deposits of dangerous quantities of flammable or combustible vapors, mists, residues, dusts, or deposits (as applicable), there shall be no electrical equipment in any spray area as herein defined whereon deposits of combustible residue could readily accumulate, excep... | https://2023.antflix.net#516.6(B) |
Chaptewr 5 Special Occupancies | 516.6(C) | Luminaires shall be permitted to be installed as follows: Luminaires, like that shown in Figure 516.6(C)(1), that are attached to the walls or ceiling of a spray area but that are outside any classified area and are separated from the spray area by glass panels shall be suitable for use in unclassified locations. Such ... | https://2023.antflix.net#516.6(C) |
Chaptewr 5 Special Occupancies | 516.6(D) | Portable electric luminaires or other utilization equipment shall not be used in a spray area during spray operations. Exception No. 1: Where portable electric luminaires are required for operations in spaces not readily illuminated by fixed lighting within the spraying area, they shall be of the type identified for Cl... | https://2023.antflix.net#516.6(D) |
Chaptewr 5 Special Occupancies | 516.6(E) | Electrostatic spraying or detearing equipment shall be installed and used only as provided in 516.10. Informational Note: See NFPA 33, Standard for Spray Application Using Flammable or Combustible Materials, for additional information. [516.6(E)](https://2023.antflix.net#516.6(E)) | https://2023.antflix.net#516.6(E) |
Chaptewr 5 Special Occupancies | 516.6(F) | All persons and all electrically conductive objects, including any metal parts of the process equipment or apparatus, containers of material, exhaust ducts, and piping systems that convey flammable or combustible liquids, shall be electrically grounded. [34:6.8.1] FIGURE 516.6(C)(1) Example of a Luminaire Mounted Outs... | https://2023.antflix.net#516.6(F) |
Chaptewr 5 Special Occupancies | 516.7(A) | All fixed wiring above hazardous (classified) locations shall be permitted to be one or more of the following: Rigid metal conduit (RMC) or intermediate metal conduit (IMC) with listed threaded or threadless fittings, or electrical metallic tubing (EMT) with listed fittings.Rigid polyvinyl chloride conduit (PVC), reinf... | https://2023.antflix.net#516.7(A) |
Chaptewr 5 Special Occupancies | 516.7(B) | Equipment that could produce arcs, sparks, or particles of hot metal, such as lamps and lampholders for fixed lighting, cutouts, switches, receptacles, motors, or other equipment having make-and-break or sliding contacts, where installed above a classified location or above a location where freshly finished goods are h... | https://2023.antflix.net#516.7(B) |
Chaptewr 5 Special Occupancies | 516.10(A) | This section shall apply to any equipment using electrostatically charged elements for the atomization, charging, and/or precipitation of hazardous materials for coatings on articles or for other similar purposes in which the charging or atomizing device is attached to a mechanical support or manipulator, including rob... | https://2023.antflix.net#516.10(A) |
Chaptewr 5 Special Occupancies | 516.10(A)(1) | Transformers, high-voltage supplies, control apparatus, and all other electrical portions of the equipment shall be installed outside of the Class I location or be of a type identified for the location. Exception: High-voltage grids, electrodes, electrostatic atomizing heads, and their connections shall be permitted wi... | https://2023.antflix.net#516.10(A)(1) |
Chaptewr 5 Special Occupancies | 516.10(A)(2) | Electrodes and electrostatic atomizing heads shall be adequately supported in permanent locations and shall be effectively insulated from ground. Electrodes and electrostatic atomizing heads that are permanently attached to their bases, supports, reciprocators, or robots shall be deemed to comply with this section. [51... | https://2023.antflix.net#516.10(A)(2) |
Chaptewr 5 Special Occupancies | 516.10(A)(3) | High-voltage leads shall be properly insulated and protected from mechanical damage or exposure to destructive chemicals. Any exposed element at high voltage shall be effectively and permanently supported on suitable insulators and shall be effectively guarded against accidental contact or grounding. [516.10(A)(3)](htt... | https://2023.antflix.net#516.10(A)(3) |
Chaptewr 5 Special Occupancies | 516.10(A)(4) | Goods being coated using this process shall be supported on conveyors or hangers. The conveyors or hangers shall be arranged (1) to ensure that the parts being coated are electrically connected to ground with a resistance of 1 megohm or less and (2) to prevent parts from swinging. [516.10(A)(4)](https://2023.antflix.ne... | https://2023.antflix.net#516.10(A)(4) |
Chaptewr 5 Special Occupancies | 516.10(A)(5) | Electrostatic apparatus shall be equipped with automatic means that will rapidly de-energize the high-voltage elements under any of the following conditions: Stoppage of ventilating fans or failure of ventilating equipment from any causeStoppage of the conveyor carrying goods through the high-voltage field unless stopp... | https://2023.antflix.net#516.10(A)(5) |
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