An electrical distributor supplying everything from light bulbs and dimmers to plcs and industrial automation equipment. Welding cable ampacities single conductor required cable sizes. Table 6 24 three conductor cable conduit in air one isolated cable 38 table 6 25 nec code installations ampacity at 75c conductor temperature 30c ambient 38. Allowable ampacities of not more than three insulated conductors in a raceway, cable or buried underground. Under the same conditions, a 10 american wire gauge awg conductor is rated for 170 amps, with a circular mil area of 105. Ampacity based on earth thermal resistivity of 90ccmwatt, 90c conductor temp. If a cable is loaded continuously above rated ampacity the insulation. Cable ampacity software cable sizing software cable derating. Southwire thhnmtwawm wire is primarily used in conduit and cable trays for services, feeders, and branch. The reactance for single core cables is selected from the flat, touching column in from table 30 in asnzs 3008. Theses rating is limited to 2000 volts only at 90 deg c max. Sizes 250 through 500 kcmil available with thin wall 0. Overhead transmission products a world leader in overhead electric power transmission products, southwire is constantly pioneering ways to bring efficient and sustainable solutions to customers. Buy 500 400 mcm aluminum building wire cable xhhw thhn thwn electric.
Plot the conductor landmarks for 31c, 500kcm, thwn copper cables installed in. Southwire simpull thhn or thwn2 conductors are primarily used in conduit and cable trays for services, feeders, and branch circuits in commercial or industrial applications as specified in the national electrical code. It can be used as battery cable, battery charger cable, motor lead, and power hookup cable. Mc cable can be used to replace wire and conduit in applications such as cable tray, power lighting, service feeders and branch circuits as permitted by the national electrical code.
Southwire is one of the worlds leading manufacturers of wire and cable, tools, components and assembled solutions. Power used cyme internationals cable ampacity program cap to model each of. Enter the information below to calculate the maximum allowable ampacity for currentcarrying conductors. The number and type of electrical devices connected to a circuit determine the ampacity requirement of the conductor. Cable sizing, duct bank, ampacity, underground power. When you order products from, the order is processed within one to two business days. Helps determine the proper wire size for an electrical circuit based on the voltage.
Its important to note that youre able to get your 2500 mcm price, 2500 kcmil pricing to purchase your copper and aluminum conductor cable today. Variable steel core stranding enables desired strength to be achieved without sacrificing ampacity. Specializing in power, control, instrumentation, transmission, distribution, signal, communication and special purpose wire and cables. The software examines cable temperature and ampacity in performing analysis of existing systems. Engineering data for copper and aluminum conductor electrical. Mar 23, 2009 from the table above the ampacity difference between two cable sizes is 60amperes. Southwire simpull ct1et type mv105 cable is for use in aerial, direct burial, cable trays, conduit, and underground duct installations as permitted by the national electrical code. Multiconductors 2, 3 and 4c conductor size awgkcmil copper 75 c 90 c 6 65 75 4 85 95 2 115 1 145 10 150 170 20 175 195 30 200 225 40 230 260 250 255 290 300 285 320 350 310 350 400 335 380 500 380 430 600 420 475 750 475 535 545 615 number of conductors ampacity 18 awg 16 awg 14 awg 12 awg 10 awg. This calculator also provides wire size correction factors for temperature, number of conductors in a raceway, and voltage drop for long wire runs. You must use the correct size wire for the current load requirement of the circuit to prevent the wire from overheating. The advanced wire ampacity calculator will calculate the maximum ampacity for a wire based on wire gauge, preferred or available wire insulation, conductor type and installation specifications. Thhn building wire, 500 mcm stranded copper conductor, black.
Practical power cable ampacity analysis cedengineering. Wire, cables, cords building wire xhhw stranded xhhw 500 mcm. Cable offers a wide range of silec hvehv cable accessories. Buy welding cable 500 mcm here or call 800 3348400 for help. Btuhr vertical cable tray flame test, and the national electrical code. Cable installation manual for power and general cable. Shop thhn building wire, 500 mcm stranded copper conductor, black, cut reel by graybar vendor thhn500mcmblkcut reel at graybar, your trusted resource for building wire and other graybar vendor products. Hundreds of electrical products and tools to select from. Our 12845005054b 500 mcm tew mtw wire is part of our ul1028, ul1283, and ul1284 hook up wire lead wire line. C, 500 mcm is rated at 430 amps, and the specific ampacity is 0. Premier manufacturers of high quality insulated electrical wire and cable since 1878. Cables free delivery possible on eligible purchases. Teck cable, 1kv, 3 conductor, 500 mcm, stranded bare copper, xlpe, pvc, aia, csa, ft4.
Engineering data for copper and aluminum conductor electrical cables 102 hilltop road, ramsey, nj 07446 201. Cobras xflex is also suitable for use in transformers, switchboard panels, controls, electronic circuits and meters. May not be suitable for all installations per national electrical code. Diameter nec copper wire ampacity okonite ampacity tables. Products related to 500xhhwcstr2500mcr 500 mcm xhhw2 stranded copper black 2500. Southwires voltage drop calculator is designed for applications using awg and kcmil sizes only. These cables are capable of operating continuously at a conductor temperature not in excess of 105c for normal operation, 140c for emergency overload conditions. The cable sizing calculator uses the resistance rc from table 35 in asnzs 3008 at 75c. Engineering data for copper and aluminum conductor. Cable sizing and its effect on thermal and ampacity. The reactance for multicore core cables is selected from the circular conductors column in from table 30 in. It is recommended for use in accordance with ul and csa for internal wiring of uninterruptible power supply equipment, ul standard 1778. Copper conductors are annealed soft copper, compressed strand, insulated with a tough heat and moisture resistant polyvinyl chloride.
Nec 600 volt ampacity tables for electrical cables. The calculation determines the proper cable sizes to carry specified loads in designing new systems and upgrading power cable installations. Its used to hook up a welder of for single conductor portable applications. Our products lie in the walls of your home, in the transmission lines that power our neighborhoods, in the places we work, schools where we learn and the hospitals that keep us well. Prioritys aluminum conductor mc cable is constructed with type xhhw2 conductors with an insulated green grounding conductor. A guide to allowable ampacities insulated conductors. Aluminum interlocked armour aia insulation material. The wire ampacity calculator will quickly calculate the maximum allowable current through a conductor based on wire size awg or kcmil, wire insulation, conductor type and installation method. Simpull thhn conductors are designed to be used without application of pulling.
Vital components of an overall cable system, these accessories are designed, manufactured and precisioncontrolled to ensure bestinclass performance and longterm service reliability. Chapter 9 table 8 verifies this fact 500 mcm has an area of. It has flexible copper strands, a rubber jacket and reaches 600 volts. Shop polaris insulated cable connector, it500 by nsi industries it500 at graybar, your trusted resource for mechanical split bolts and taps and other nsi industries products. Allowable ampacities insulated conductors in a raceway. Usually, a general purpose house circuit is designed for 20. Usamp prime insulated cable ampacity software models all types of underground power cables pipetype, extruded, and solid paper. Type mc cable is constructed with 3 or 4 8000 series compact stranded aluminum xhhw2 conductors. The accuracy of the calculation provides increased confidence in the design, upgrading, and analysis projects. Okonite 1 printed on post consumer paper 12017 okonite cables. Ampacities for portable power cables, amperes per power conductor types w, ggc.
Nexans has been designing, manufacturing and delivering cables to customers in. Awg wire chart, aught, mcm kcmil, us inch, and metric wire. Cable ampacity software cable sizing software cable. Groundbreaking products like max storm overhead conductors, c7 overhead conductors and vr2 vibration resistant cable are continuously redefining the industry. So if i parallel 2 500 mcm cables i should have the same area as one mcm cable. For help with 500 mcm xhhw2 stranded copper black 2500 click add to cart to buy 500xhhwcstr2500mcr 500 mcm xhhw2 stranded copper black 2500. Aluminum conductor steel reinforced bare applications used as bare overhead transmission conductor and as primary and secondary distribution conductor and messenger support. Nec code installations ampacity at 75c conductor temperature 30c ambient. This manual provides installation information for power and control cables for industrial. For a wire or cable to perform its intended function reliably, safely and. Conductors are aluminum aa8000 series aluminum alloy compact stranded. As a cable ampacity analysis application, etap engineering software determines the cable current capability based on ieee, iec, icea, nec nfpa, bs, and nfc standards.