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Chapter 3 Wiring Methods and Materials | 394.23(B) | Conductors shall be installed along the sides of or through bored holes in floor joists, studs, or rafters. Exception: In buildings completed before the wiring is installed, attic and roof spaces that are not accessible by stairway or permanent ladder and have headroom at all points less than 900 mm (3 ft), the wiring ... | https://2023.antflix.net#394.23(B) |
Chapter 3 Wiring Methods and Materials | 394.30(A) | Conductors shall be rigidly supported on noncombustible, nonabsorbent insulating materials and shall not contact any other objects. Supports shall be installed as follows: Within 150 mm (6 in.) of each side of each tap or splice, andAt intervals not exceeding 1.4 m (41/2 ft).Where it is impracticable to provide support... | https://2023.antflix.net#394.30(A) |
Chapter 3 Wiring Methods and Materials | 394.30(B) | Where solid knobs are used, conductors shall be securely tied thereto by tie wires having insulation equivalent to that of the conductor. [394.30(B)](https://2023.antflix.net#394.30(B)) | https://2023.antflix.net#394.30(B) |
Chapter 3 Wiring Methods and Materials | 394.42 | Switches shall comply with 404.4 and 404.10(B). [394.42](https://2023.antflix.net#394.42) | https://2023.antflix.net#394.42 |
Chapter 3 Wiring Methods and Materials | 394.56 | Splices shall be soldered unless approved splicing devices are used. In-line or strain splices shall not be used. [394.56](https://2023.antflix.net#394.56) | https://2023.antflix.net#394.56 |
Chapter 3 Wiring Methods and Materials | 394.104 | Conductors shall be of a type identified in Table 310.4(1). [394.104](https://2023.antflix.net#394.104) | https://2023.antflix.net#394.104 |
Chapter 3 Wiring Methods and Materials | 395.1 | This article covers the use and installation for outdoor overhead conductors over 1000 volts, nominal. [395.1](https://2023.antflix.net#395.1) | https://2023.antflix.net#395.1 |
Chapter 3 Wiring Methods and Materials | 395.10 | Outdoor overhead conductors over 1000 volts, nominal, shall be permitted only for systems rated over 1000 volts, nominal, as follows: Outdoors in free airFor service conductors, feeders, or branch circuitsInformational Note: See IEEE C2, National Electrical Safety Code, and ANSI/IEEE 3001.2, Recommended Practice for Ev... | https://2023.antflix.net#395.10 |
Chapter 3 Wiring Methods and Materials | 395.30(A) | Documentation of the engineered design by a licensed professional engineer engaged primarily in the design of such systems for the spacing between conductors shall be available upon request of the authority having jurisdiction and shall include consideration of the following: Applied voltageConductor sizeDistance betwe... | https://2023.antflix.net#395.30(A) |
Chapter 3 Wiring Methods and Materials | 395.30(B) | Structures of wood, metal, or concrete, or combinations of those materials, shall be provided for support of overhead conductors over 1000 volts, nominal. Documentation of the engineered design by a licensed professional engineer engaged primarily in the design of such systems and the installation of each support struc... | https://2023.antflix.net#395.30(B) |
Chapter 3 Wiring Methods and Materials | 395.30(C) | Insulators used to support conductors shall be rated for all of the following:
Applied phase-to-phase voltage
Mechanical strength required for each individual installation
Impulse withstand BIL in accordance with Table 495.24
Informational Note: See 395.30(A), (B), and (C), which are not all-inclusive lists. [395.30(... | https://2023.antflix.net#395.30(C) |
Chapter 3 Wiring Methods and Materials | 396.1 | This article covers the use, installation, and construction specifications for messenger-supported wiring. [396.1](https://2023.antflix.net#396.1) | https://2023.antflix.net#396.1 |
Chapter 3 Wiring Methods and Materials | 396.10(A) | The cable types in Table 396.10(A) shall be permitted to be installed in messenger-supported wiring under the conditions described in the article or section referenced for each.Table 396.10(A) Cable Types Cable Type Section Article Medium-voltage cable 315 Metal-clad cable 330 Mineral-insulated, metal-shea... | https://2023.antflix.net#396.10(A) |
Chapter 3 Wiring Methods and Materials | 396.10(B) | In industrial establishments only, where conditions of maintenance and supervision ensure that only qualified persons service the installed messenger-supported wiring, the following shall be permitted: Any of the conductor types shown in Table 310.4(1) or Table 310.4(2)MV cableWhere exposed to weather, conductors shall... | https://2023.antflix.net#396.10(B) |
Chapter 3 Wiring Methods and Materials | 396.10(C) | Messenger-supported wiring shall be permitted to be used in hazardous (classified) locations where the contained cables and messenger-supported wiring are specifically permitted by other articles in this Code. [396.10(C)](https://2023.antflix.net#396.10(C)) | https://2023.antflix.net#396.10(C) |
Chapter 3 Wiring Methods and Materials | 396.12 | Messenger-supported wiring shall not be used in hoistways or where subject to physical damage. [396.12](https://2023.antflix.net#396.12) | https://2023.antflix.net#396.12 |
Chapter 3 Wiring Methods and Materials | 396.30(A) | The messenger shall be supported at dead ends and at intermediate locations so as to eliminate tension on the conductors. The conductors shall not be permitted to come into contact with the messenger supports or any structural members, walls, or pipes. [396.30(A)](https://2023.antflix.net#396.30(A)) | https://2023.antflix.net#396.30(A) |
Chapter 3 Wiring Methods and Materials | 396.30(B) | Where the messenger is used as a neutral conductor, it shall comply with the requirements of 225.4, 250.184(A), 250.184(B)(7), and 250.187(B). [396.30(B)](https://2023.antflix.net#396.30(B)) | https://2023.antflix.net#396.30(B) |
Chapter 3 Wiring Methods and Materials | 396.30(C) | Where the messenger is used as an equipment grounding conductor, it shall comply with the requirements of 250.32(B), 250.118, 250.184(B)(8), and 250.187(D). [396.30(C)](https://2023.antflix.net#396.30(C)) | https://2023.antflix.net#396.30(C) |
Chapter 3 Wiring Methods and Materials | 396.56 | Conductor splices and taps made and insulated by approved methods shall be permitted in messenger-supported wiring. [396.56](https://2023.antflix.net#396.56) | https://2023.antflix.net#396.56 |
Chapter 3 Wiring Methods and Materials | 396.60 | The messenger shall be grounded as required by 250.80 and 250.86 for enclosure grounding. [396.60](https://2023.antflix.net#396.60) | https://2023.antflix.net#396.60 |
Chapter 3 Wiring Methods and Materials | 398.1 | This article covers the use, installation, and construction specifications of open wiring on insulators. [398.1](https://2023.antflix.net#398.1) | https://2023.antflix.net#398.1 |
Chapter 3 Wiring Methods and Materials | 398.10 | Open wiring on insulators shall be permitted only for industrial or agricultural establishments on systems of 1000 volts, nominal, or less, as follows: Indoors or outdoorsIn wet or dry locationsWhere subject to corrosive vaporsFor services [398.10](https://2023.antflix.net#398.10) | https://2023.antflix.net#398.10 |
Chapter 3 Wiring Methods and Materials | 398.12 | Open wiring on insulators shall not be installed where concealed by the building structure. [398.12](https://2023.antflix.net#398.12) | https://2023.antflix.net#398.12 |
Chapter 3 Wiring Methods and Materials | 398.15(A) | In dry locations, where not exposed to physical damage, conductors shall be permitted to be separately enclosed in flexible nonmetallic tubing. The tubing shall be in continuous lengths not exceeding 4.5 m (15 ft) and secured to the surface by straps at intervals not exceeding 1.4 m (41/2 ft). [398.15(A)](https://2023.... | https://2023.antflix.net#398.15(A) |
Chapter 3 Wiring Methods and Materials | 398.15(B) | Conductors entering or leaving locations subject to dampness, wetness, or corrosive vapors shall have drip loops formed on them and shall then pass upward and inward from the outside of the buildings, or from the damp, wet, or corrosive location, through noncombustible, nonabsorbent insulating tubes. Informational Note... | https://2023.antflix.net#398.15(B) |
Chapter 3 Wiring Methods and Materials | 398.15(C) | Conductors within 2.1 m (7 ft) from the floor shall be considered exposed to physical damage. Where open conductors cross ceiling joists and wall studs and are exposed to physical damage, they shall be protected by one of the following methods: Guard strips shall not be less than 25 mm (1 in.) nominal in thickness and ... | https://2023.antflix.net#398.15(C) |
Chapter 3 Wiring Methods and Materials | 398.17 | Open conductors shall be separated from contact with walls, floors, wood cross members, or partitions through which they pass by tubes or bushings of noncombustible, nonabsorbent insulating material. Where the bushing is shorter than the hole, a waterproof sleeve of noninductive material shall be inserted in the hole a... | https://2023.antflix.net#398.17 |
Chapter 3 Wiring Methods and Materials | 398.19 | Open conductors shall be separated at least 50 mm (2 in.) from metal raceways, piping, or other conducting material, and from any exposed lighting, power, or signaling conductor, or shall be separated therefrom by a continuous and firmly fixed nonconductor in addition to the insulation of the conductor. Where any insul... | https://2023.antflix.net#398.19 |
Chapter 3 Wiring Methods and Materials | 398.23 | Conductors in unfinished attics and roof spaces shall comply with 398.23(A) or (B). [398.23](https://2023.antflix.net#398.23) | https://2023.antflix.net#398.23 |
Chapter 3 Wiring Methods and Materials | 398.23(A) | Conductors shall be installed along the side of or through bored holes in floor joists, studs, or rafters. Where run through bored holes, conductors in the joists and in studs or rafters to a height of not less than 2.1 m (7 ft) above the floor or floor joists shall be protected by substantial running boards extending ... | https://2023.antflix.net#398.23(A) |
Chapter 3 Wiring Methods and Materials | 398.23(B) | Conductors shall be installed along the sides of or through bored holes in floor joists, studs, or rafters. Exception: In buildings completed before the wiring is installed, in attic and roof spaces that are not accessible by stairway or permanent ladder and have headroom at all points less than 900 mm (3 ft), the wiri... | https://2023.antflix.net#398.23(B) |
Chapter 3 Wiring Methods and Materials | 398.30(A) | Conductors smaller than 8 AWG shall be rigidly supported on noncombustible, nonabsorbent insulating materials and shall not contact any other objects. Supports shall be installed as follows: Within 150 mm (6 in.) from a tap or spliceWithin 300 mm (12 in.) of a dead-end connection to a lampholder or receptacleAt interva... | https://2023.antflix.net#398.30(A) |
Chapter 3 Wiring Methods and Materials | 398.30(B) | Supports for conductors 8 AWG or larger installed across open spaces shall be permitted up to 4.5 m (15 ft) apart if noncombustible, nonabsorbent insulating spacers are used at least every 1.4 m (41/2 ft) to maintain at least 65 mm (21/2 in.) between conductors. Where not likely to be disturbed in buildings of mill con... | https://2023.antflix.net#398.30(B) |
Chapter 3 Wiring Methods and Materials | 398.30(C) | In industrial establishments only, where conditions of maintenance and supervision ensure that only qualified persons service the system, conductors of sizes 250 kcmil and larger shall be permitted to be run across open spaces where supported at intervals up to 9.0 m (30 ft) apart. [398.30(C)](https://2023.antflix.net#... | https://2023.antflix.net#398.30(C) |
Chapter 3 Wiring Methods and Materials | 398.30(D) | Where nails are used to mount knobs, they shall not be smaller than tenpenny. Where screws are used to mount knobs, or where nails or screws are used to mount cleats, they shall be of a length sufficient to penetrate the wood to a depth equal to at least one-half the height of the knob and the full thickness of the cle... | https://2023.antflix.net#398.30(D) |
Chapter 3 Wiring Methods and Materials | 398.30(E) | Conductors 8 AWG or larger and supported on solid knobs shall be securely tied thereto by tie wires having an insulation equivalent to that of the conductor. [398.30(E)](https://2023.antflix.net#398.30(E)) | https://2023.antflix.net#398.30(E) |
Chapter 3 Wiring Methods and Materials | 398.42 | Surface-type snap switches shall be mounted in accordance with 404.10(A), and boxes shall not be required. Other type switches shall be installed in accordance with 404.4. [398.42](https://2023.antflix.net#398.42) | https://2023.antflix.net#398.42 |
Chapter 3 Wiring Methods and Materials | 398.104 | Conductors shall be of a type identified in Table 310.4(1). [398.104](https://2023.antflix.net#398.104) | https://2023.antflix.net#398.104 |
Chapter 4 Equipment for General Use | 400.1 | This article covers general requirements, applications, and construction specifications for flexible cords and flexible cables. [400.1](https://2023.antflix.net#400.1) | https://2023.antflix.net#400.1 |
Chapter 4 Equipment for General Use | 400.2 | Flexible cords and flexible cables shall comply with this article and with the applicable provisions of other articles of this Code. [400.2](https://2023.antflix.net#400.2) | https://2023.antflix.net#400.2 |
Chapter 4 Equipment for General Use | 400.3 | Flexible cords and flexible cables and their associated fittings shall be suitable for the conditions of use and location. [400.3](https://2023.antflix.net#400.3) | https://2023.antflix.net#400.3 |
Chapter 4 Equipment for General Use | 400.4 | Flexible cords and flexible cables shall conform to the description in Table 400.4. The use of flexible cords and flexible cables other than those in Table 400.4 shall require permission by the authority having jurisdiction.
Table 400.4 Flexible Cords and Flexible Cables
Trade Name
Type Letter
Voltage
AWG or kcmil
N... | https://2023.antflix.net#400.4 |
Chapter 4 Equipment for General Use | 400.5(A) | Table 400.5(A)(1) provides the ampacities for flexible cords and flexible cables, and Table 400.5(A)(2) provides the ampacities for flexible cords and flexible cables with not more than three current-carrying conductors. These tables shall be used in conjunction with applicable enduse product standards to ensure select... | https://2023.antflix.net#400.5(A) |
Chapter 4 Equipment for General Use | 400.5(B) | In no case shall conductors be associated together in such a way with respect to the kind of circuit, the wiring method used, or the number of conductors such that the limiting temperature of the conductors is exceeded. [400.5(B)](https://2023.antflix.net#400.5(B)) | https://2023.antflix.net#400.5(B) |
Chapter 4 Equipment for General Use | 400.5(C) | Under engineering supervision, conductor ampacities shall be permitted to be calculated in accordance with 310.14(B). [400.5(C)](https://2023.antflix.net#400.5(C)) | https://2023.antflix.net#400.5(C) |
Chapter 4 Equipment for General Use | 400.6(A) | Flexible cords and flexible cables shall be marked by means of a printed tag attached to the coil reel or carton. The tag shall contain the information required in 310.8(A). Types S, SC, SCE, SCT, SE, SEO, SEOO, SJ, SJE, SJEO, SJEOO, SJO, SJT, SJTO, SJTOO, SO, SOO, ST, STO, STOO, SEW, SEOW, SEOOW, SJEW, SJEOW, SJEOOW, ... | https://2023.antflix.net#400.6(A) |
Chapter 4 Equipment for General Use | 400.6(B) | Flexible cords and cable types listed in Table 400.4 shall be permitted to be surface marked to indicate special characteristics of the cable materials. These markings include, but are not limited to, markings for limited smoke, sunlight resistance, and so forth. [400.6(B)](https://2023.antflix.net#400.6(B)) | https://2023.antflix.net#400.6(B) |
Chapter 4 Equipment for General Use | 400.10(A) | Flexible cords and flexible cables shall be used only for the following: Pendants.Wiring of luminaires.Connection of portable luminaires, portable and mobile signs, or appliances.Elevator cables.Wiring of cranes and hoists.Connection of utilization equipment to facilitate frequent interchange.Prevention of the transmis... | https://2023.antflix.net#400.10(A) |
Chapter 4 Equipment for General Use | 400.10(B) | Where used as permitted in 400.10(A)(3), (A)(6), and (A)(8), each flexible cord shall be equipped with an attachment plug and shall be energized from a receptacle outlet or cord connector body.
Exception: As permitted in 368.56. [400.10(B)](https://2023.antflix.net#400.10(B)) | https://2023.antflix.net#400.10(B) |
Chapter 4 Equipment for General Use | 400.12 | Unless specifically permitted in 400.10, flexible cords, flexible cables, cord sets, and power supply cords shall not be used for the following: As a substitute for the fixed wiring of a structureWhere run through holes in walls, structural ceilings, suspended ceilings, dropped ceilings, or floorsWhere run through door... | https://2023.antflix.net#400.12 |
Chapter 4 Equipment for General Use | 400.13 | Flexible cord shall be used only in continuous lengths without splice or tap where initially installed in applications permitted by 400.10(A). The repair of hard-service cord and junior hard-service cord (see Trade Name column in Table 400.4) 14 AWG and larger shall be permitted if conductors are spliced in accordance ... | https://2023.antflix.net#400.13 |
Chapter 4 Equipment for General Use | 400.14 | Flexible cords and flexible cables shall be connected to devices and to fittings so that tension is not transmitted to joints or terminals. Exception: Listed portable single-pole devices that are intended to accommodate such tension at their terminals shall be permitted to be used with single-conductor flexible cable. ... | https://2023.antflix.net#400.14 |
Chapter 4 Equipment for General Use | 400.15 | Flexible cords used in show windows and showcases shall be Types S, SE, SEO, SEOO, SJ, SJE, SJEO, SJEOO, SJO, SJOO, SJT, SJTO, SJTOO, SO, SOO, ST, STO, STOO, SEW, SEOW, SEOOW, SJEW, SJEOW, SJEOOW, SJOW, SJOOW, SJTW, SJTOW, SJTOOW, SOW, SOOW, STW, STOW, or STOOW. Exception No. 1 : For the wiring of chain-supported lumin... | https://2023.antflix.net#400.15 |
Chapter 4 Equipment for General Use | 400.16 | Flexible cords not smaller than 18 AWG, and tinsel cords or cords having equivalent characteristics of smaller size approved for use with specific appliances, shall be considered as protected against overcurrent in accordance with 240.5. [400.16](https://2023.antflix.net#400.16) | https://2023.antflix.net#400.16 |
Chapter 4 Equipment for General Use | 400.17 | Flexible cords and flexible cables shall be protected by bushings or fittings where passing through holes in covers, outlet boxes, or similar enclosures. In industrial establishments where the conditions of maintenance and supervision ensure that only qualified persons service the installation, flexible cords and flexi... | https://2023.antflix.net#400.17 |
Chapter 4 Equipment for General Use | 400.20 | Flexible cords shall be examined and tested at the factory and labeled before shipment. [400.20](https://2023.antflix.net#400.20) | https://2023.antflix.net#400.20 |
Chapter 4 Equipment for General Use | 400.21(A) | The individual conductors of a flexible cord or flexible cable shall have copper flexible stranding and shall not be smaller than the sizes specified in Table 400.4. [400.21(A)](https://2023.antflix.net#400.21(A)) | https://2023.antflix.net#400.21(A) |
Chapter 4 Equipment for General Use | 400.21(B) | The nominal thickness of insulation for conductors of flexible cords and flexible cables shall not be less than specified in Table 400.4. [400.21(B)](https://2023.antflix.net#400.21(B)) | https://2023.antflix.net#400.21(B) |
Chapter 4 Equipment for General Use | 400.22 | One conductor of flexible cords that is intended to be used as a grounded circuit conductor shall have a continuous marker that readily distinguishes it from the other conductor or conductors. The identification shall consist of one of the methods indicated in 400.22(A) through (F). [400.22](https://2023.antflix.net#40... | https://2023.antflix.net#400.22 |
Chapter 4 Equipment for General Use | 400.22(A) | A braid finished to show a white or gray color and the braid on the other conductor or conductors finished to show a readily distinguishable solid color or colors. [400.22(A)](https://2023.antflix.net#400.22(A)) | https://2023.antflix.net#400.22(A) |
Chapter 4 Equipment for General Use | 400.22(B) | A tracer in a braid of any color contrasting with that of the braid and no tracer in the braid of the other conductor or conductors. No tracer shall be used in the braid of any conductor of a flexible cord that contains a conductor having a braid finished to show white or gray. Exception: In the case of Types C and PD ... | https://2023.antflix.net#400.22(B) |
Chapter 4 Equipment for General Use | 400.22(C) | A white or gray insulation on one conductor and insulation of a readily distinguishable color or colors on the other conductor or conductors for cords having no braids on the individual conductors. For jacketed cords furnished with appliances, one conductor having its insulation colored light blue, with the other condu... | https://2023.antflix.net#400.22(C) |
Chapter 4 Equipment for General Use | 400.22(D) | A white or gray separator on one conductor and a separator of a readily distinguishable solid color on the other conductor or conductors of cords having insulation on the individual conductors integral with the jacket. [400.22(D)](https://2023.antflix.net#400.22(D)) | https://2023.antflix.net#400.22(D) |
Chapter 4 Equipment for General Use | 400.22(E) | One conductor having the individual strands tinned and the other conductor or conductors having the individual strands untinned for cords having insulation on the individual conductors integral with the jacket. [400.22(E)](https://2023.antflix.net#400.22(E)) | https://2023.antflix.net#400.22(E) |
Chapter 4 Equipment for General Use | 400.22(F) | One or more ridges, grooves, or white stripes located on the exterior of the cord so as to identify one conductor for cords having insulation on the individual conductors integral with the jacket. [400.22(F)](https://2023.antflix.net#400.22(F)) | https://2023.antflix.net#400.22(F) |
Chapter 4 Equipment for General Use | 400.23 | A conductor intended to be used as an equipment grounding conductor shall have a continuous identifying marker readily distinguishing it from the other conductor or conductors. Conductors having a continuous green color or a continuous green color with one or more yellow stripes shall not be used for other than equipme... | https://2023.antflix.net#400.23 |
Chapter 4 Equipment for General Use | 400.23(A) | A braid finished to show a continuous green color or a continuous green color with one or more yellow stripes. [400.23(A)](https://2023.antflix.net#400.23(A)) | https://2023.antflix.net#400.23(A) |
Chapter 4 Equipment for General Use | 400.23(B) | For cords having no braids on the individual conductors, an insulation of a continuous green color or a continuous green color with one or more yellow stripes. [400.23(B)](https://2023.antflix.net#400.23(B)) | https://2023.antflix.net#400.23(B) |
Chapter 4 Equipment for General Use | 400.24 | Where a flexible cord is provided with an equipment grounding conductor and equipped with an attachment plug, the attachment plug shall comply with 250.138(A) and (B). [400.24](https://2023.antflix.net#400.24) | https://2023.antflix.net#400.24 |
Chapter 4 Equipment for General Use | 400.30 | Part III applies to single and multiconductor portable cables used to connect mobile equipment and machinery. [400.30](https://2023.antflix.net#400.30) | https://2023.antflix.net#400.30 |
Chapter 4 Equipment for General Use | 400.31(A) | The conductors shall be 12 AWG copper or larger and shall employ flexible stranding. [400.31(A)](https://2023.antflix.net#400.31(A)) | https://2023.antflix.net#400.31(A) |
Chapter 4 Equipment for General Use | 400.31(B) | An equipment grounding conductor(s) shall be provided in cables with three or more conductors. The total area shall not be less than that of the size of the equipment grounding conductor required in 250.122. [400.31(B)](https://2023.antflix.net#400.31(B)) | https://2023.antflix.net#400.31(B) |
Chapter 4 Equipment for General Use | 400.32 | All shields shall be connected to an equipment grounding conductor. [400.32](https://2023.antflix.net#400.32) | https://2023.antflix.net#400.32 |
Chapter 4 Equipment for General Use | 400.33 | Equipment grounding conductors shall be connected in accordance with Parts VI and VII of Article 250. [400.33](https://2023.antflix.net#400.33) | https://2023.antflix.net#400.33 |
Chapter 4 Equipment for General Use | 400.34 | The minimum bending radii for portable cables during installation and handling in service shall be adequate to prevent damage to the cable. [400.34](https://2023.antflix.net#400.34) | https://2023.antflix.net#400.34 |
Chapter 4 Equipment for General Use | 400.35 | Connectors used to connect lengths of cable in a run shall be of a type that locks or latches firmly together. Provisions shall be made to prevent opening or closing these connectors while energized. Suitable means shall be used to eliminate tension at connectors and terminations. [400.35](https://2023.antflix.net#400.... | https://2023.antflix.net#400.35 |
Chapter 4 Equipment for General Use | 400.36 | Portable cables shall not contain splices unless the splices are of the permanent molded, vulcanized types in accordance with 110.14(B). Terminations on portable cables rated over 600 volts, nominal, shall be accessible only to authorized and qualified personnel. [400.36](https://2023.antflix.net#400.36) | https://2023.antflix.net#400.36 |
Chapter 4 Equipment for General Use | 400.40 | Part IV applies to single and multiconductor portable power feeder cables over 2000 volts nominal used to connect portable equipment and machinery. [400.40](https://2023.antflix.net#400.40) | https://2023.antflix.net#400.40 |
Chapter 4 Equipment for General Use | 400.41 | Portable power feeder cables rated greater than 2000 volts shall comply with 400.14, 400.17, and 400.23 and with the following sections. Informational Note: See ANSI/NEMA WC 58/ ICEA S-75-381, Portable and Power Feeder Cables for Use in Mines and Similar Applications, for information on construction, testing, and marki... | https://2023.antflix.net#400.41 |
Chapter 4 Equipment for General Use | 400.42 | Portable power feeder cables over 2000 volts shall be used for the following: Connection of portable equipment and machinery or for wiring of cranes and hoistsTemporary services and installations [400.42](https://2023.antflix.net#400.42) | https://2023.antflix.net#400.42 |
Chapter 4 Equipment for General Use | 400.43 | Portable power feeder cables over 2000 volts shall not be used for the following: As a substitute for the fixed wiring of a structureWhere run through holes in walls, ceilings, or floorsWhere run through doorways, windows, or similar openingsWhere attached to building surfacesWhere concealed by walls, floors, or ceilin... | https://2023.antflix.net#400.43 |
Chapter 4 Equipment for General Use | 400.44(A) | The conductors shall be 6 AWG copper or larger and shall employ flexible stranding. [400.44(A)](https://2023.antflix.net#400.44(A)) | https://2023.antflix.net#400.44(A) |
Chapter 4 Equipment for General Use | 400.44(B) | The nominal thickness of insulation for portable power feeder cables shall not be less than specified in Table 400.44(B)(1) through Table 400.44(B)(4).Table 400.44(B)(1) Thickness of Insulation for Three-Conductor Type G Portable Power Feeder Cables Rated 2000 Volts to 5000 Volts and Equipment Grounding Conductor Size ... | https://2023.antflix.net#400.44(B) |
Chapter 4 Equipment for General Use | 400.44(C) | An equipment grounding conductor(s) shall be provided in cables with three or more conductors. The total area shall not be less than that of the size of the equipment grounding conductor required in 250.122. [400.44(C)](https://2023.antflix.net#400.44(C)) | https://2023.antflix.net#400.44(C) |
Chapter 4 Equipment for General Use | 400.45 | All shields shall be grounded at least at one end. [400.45](https://2023.antflix.net#400.45) | https://2023.antflix.net#400.45 |
Chapter 4 Equipment for General Use | 400.46 | Equipment grounding conductors shall be connected in accordance with Parts VI and VII of Article 250. [400.46](https://2023.antflix.net#400.46) | https://2023.antflix.net#400.46 |
Chapter 4 Equipment for General Use | 400.47 | The minimum bending radii for portable power feeder cables from 2000 volts to 5000 volts shall not exceed six times the overall cable outer diameter. The minimum bending radii for portable cables from 5001 volts to 25,000 volts shall not exceed eight times the overall cable outer diameter. [400.47](https://2023.antflix... | https://2023.antflix.net#400.47 |
Chapter 4 Equipment for General Use | 400.48 | The use of connectors and couplers to connect lengths of cable together in a run shall not be permitted. [400.48](https://2023.antflix.net#400.48) | https://2023.antflix.net#400.48 |
Chapter 4 Equipment for General Use | 400.49 | Portable power feeder cables shall not contain splices. Connectors, couplers, lugs, elbows, and terminations for portable power feeder cables rated over 2000 volts, nominal, shall be accessible only to authorized and qualified personnel. Suitable means shall be used to eliminate tension at connectors, couplers, lugs, e... | https://2023.antflix.net#400.49 |
Chapter 4 Equipment for General Use | 400.50 | Portable power feeder cables rated greater than 2000 volts shall conform to the description in Table 400.50. Types G, SHD-PCG, and SHD-CGC shall be used only from 2000 volts to 5000 volts. Types SH, SHD, and SHD-GC shall be used from 2000 volts to 25,000 volts. Where a Type designation for portable power feeder cables ... | https://2023.antflix.net#400.50 |
Chapter 4 Equipment for General Use | 400.51(A) | Table 400.51(A)(1) provides the ampacities for single and three-conductor portable power feeder cables rated greater than 2000 volts. Where portable power feeder cables are used in ambient temperatures other than 30°C (86°F), the temperature correction factors from Table 400.51(A)(2) that correspond to the differing am... | https://2023.antflix.net#400.51(A) |
Chapter 4 Equipment for General Use | 400.51(B) | Under engineering supervision, conductor ampacities shall be permitted to be calculated in accordance with 310.14(B). [400.51(B)](https://2023.antflix.net#400.51(B)) | https://2023.antflix.net#400.51(B) |
Chapter 4 Equipment for General Use | 400.52(A) | Portable power feeder cables shall be marked by means of a printed tag attached to the coil reel or carton. The tag shall contain the information required in 310.8(A). Types G, SHD-PCG, SH, SHD, SHD-GC, and SHD-CGC portable power feeder cables shall be durably marked on the surface at intervals not exceeding 610 mm (24... | https://2023.antflix.net#400.52(A) |
Chapter 4 Equipment for General Use | 400.52(B) | Portable power feeder cables listed in Table 400.50 shall be permitted to be surface marked to indicate special characteristics of the cable materials. These markings shall be permitted to include, but are not limited to, markings for limited smoke, sunlight resistance, and so forth. [400.52(B)](https://2023.antflix.ne... | https://2023.antflix.net#400.52(B) |
Chapter 4 Equipment for General Use | 402.1 | This article covers general requirements and construction specifications for fixture wires. [402.1](https://2023.antflix.net#402.1) | https://2023.antflix.net#402.1 |
Chapter 4 Equipment for General Use | 402.2 | Fixture wires shall comply with this article and also with the applicable provisions of other articles of this Code. Informational Note: See Part VI of Article 410 for application in luminaires. [402.2](https://2023.antflix.net#402.2) | https://2023.antflix.net#402.2 |
Chapter 4 Equipment for General Use | 402.3 | Fixture wires shall be of a type listed in Table 402.3, and they shall comply with all requirements of that table. The fixture wires listed in Table 402.3 are all suitable for service at 600 volts, nominal, unless otherwise specified. Informational Note: Thermoplastic insulation may stiffen at temperatures lower than -... | https://2023.antflix.net#402.3 |
Chapter 4 Equipment for General Use | 402.5 | The ampacity of fixture wire shall be as specified in Table 402.5. No conductor shall be used under such conditions that its operating temperature exceeds the temperature specified in Table 402.3 for the type of insulation involved. Informational Note: See 310.14(A)(3) for temperature limitation of conductors.Table 402... | https://2023.antflix.net#402.5 |
Chapter 4 Equipment for General Use | 402.6 | Fixture wires shall not be smaller than 18 AWG. [402.6](https://2023.antflix.net#402.6) | https://2023.antflix.net#402.6 |
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