Electrical calculation tools are based upon schneider electric ecodial electrical network calculation wellknown software. No signups or logins required, just click below to start sizing to either nec or iec standards. Cable pulling calculations generator capabilitymotor starting. Cable high voltage electrotechnik pty ltdelectrical calculations. The cable sizing calculator uses the resistance rc from table 35 in asnzs 3008 at 75c. Voltage drop in accordance with cenelec clctr 50480. The reactance for single core cables is selected from the flat, touching column in from table 30 in asnzs 3008. Jan 18, 2019 cable sizing is done based on three parameters.
Most of the major power systems analysis software packages e. Cable sizing calculationhow to select cable sizeelectrical. Our software has been designed to calculate the current rating, temperature rise and cable losses of high voltage power cables under multiple scenarios and installation conditions in accordance with iec standard 60287. Calculate the load current from the load data available. Voltage drop calculator leading electrical wire, southwires voltage drop calculator will help determine proper wire size for an electrical circuit based cable sizing calculator. Along with the cable sizing calculation results, this section also displays the required cable sized, cable ampacity, percent of voltage drop, and percent of starting voltage if cable sizing options for the corresponding requirements are checked. No download needed, direct access from your web browser. Doc is a tool that draws and calculates lv and mv singleline diagrams for the. Cable sizing software cable sizing calculation etap. Cyme power engineering software and solutions identify the right type of cable for your low voltage installation the low voltage cables are those with a voltage rating equal or less than 1kv. Electrical design, cable sizing and certification software.
Home resources calculators simpull cable pull calculator. Software for low voltage and high voltage electrical installations calculation. Use this simple tool to calculate conduit size and fill percentage, pulling tensions, cable sidewall. Gridcablemax is a user friendly program that determines cable ratings with total accuracy. The reactance for multicore core cables is selected from the circular conductors column in from table 30 in. Short circuit current etaps cable sizing analysis software can compute the size of the cables based on cable shortcircuit capacity to withstand the shortcircuit current. Enter the information below to calculate the appropriate wire size. The results should be validated with a hand calculation or order of magnitude estimate.
Okoguard okoseal type mv105 15kv cable sizing software voltage drop software. High voltage xlpe cable systems techincal user guide brugg cables page 3 1. How to calculate voltage drop and size of electrical cable. The required cable size is the largest size from shortcircuit, overload, and shock requirements. Hv cable sizing software in compliance with iec standards.
Determine both the 600 volt and medium voltage calculations to estimate and manage cable installation projects. Save 30% off the price of buying each item separately. Practical power cable ampacity analysis ced engineering. High voltage hv installations calculation trace software. Load current, short circuit current carrying capacity, voltage drop. This ranges from homespun spreadsheets to complex network analyses. Cable calculation software mvhv specific iet engineering. Medium voltage cable okonite single conductor mv medium voltage cables 5kv to 69kv sheet. Cablesizer cable sizing calculations to iec and nec. Cable sizing and its effect on thermal and ampacity values in.
The following calculator computes the resistance, inductance, inductive reactance, capacitance, charging current, and surge impedance for medium voltage shielded power cables. Other than that, you could try system analysis software like etap. This will help you with the calculations, and they have a cable pulling module although i have not used that particular module. This excel sheet does the cable size calculation in three steps below. Our etap software contains the cable and motor moudule also, but we have an excel based internal software for cable sizing and other electrical activities. Medium voltage underground cables 4 cable l cable power circuit design 7 n conductor 78 n conductor screen 8 n insulation 8 n insulation screen 89 n metallic screen 910 n outer protective sheath 1011 l table of cable elements 12 l cable constructions l cable drums 14 l cable tests following production 15 accessories l introduction 16. The sizing of low voltage cable covers most of the common nonarmored cable installations for utility, domestic, commercial and industrial systems. Calculate the voltage drop of a defined cable and check the maximum length. As a result, general cable offers a wide range of medium voltage industrial cables from 2. This cable sizing calculation program allows you to calculate cable size based on electric motor minimum allowable starting voltage. Electrical calculation tools is a set of 7 computer aided online tools designed to help you.
For cable sizes in capacitor banks, we recommend using the table on page 42 of the panelbuilders guide. The electrical design engineer must use only spuapproved electrical analysis software. General information on high voltage cable systems 1. Gridcablemax hv cable sizing software made for engineers. My requirment is 11kv and load of 6mw, with short circuit current rating of 31. Electrical installations calculation software trace software. Cable sizing, sustained current capacity bs 7671 wiring regulations, voltage drop clctr 50480, fault level and impedance iec 60909. Derating factors will be available in cable catalog. Industrial software tools print this collection of pc software support tools can be used for uploading and downloading drive parameters, calculating energy savings, creating application programs by arranging function block icons, as a programming simulator, or identifying how to reduce your operating costs and meet the harmonics compliance. We have a fully fledged application where you can size lv and mv cables up to 33 kv, current capacity in accordance with bs 7671, era 6930 and iec 60502. Operating current a, 125% current per nec a, zero length cable size, acceptable voltage drop v, actual voltage drop v and actual voltage drop %.
Home resources calculators conduit fill calculator. During the electrical design electricalom acts interactively and indicates to the user useful. Cable sizing calculations for phase, neutral and earthing conductors are based on the following criteria. When sizing cables nearly, everyone uses some form of software. Doc the abb design software that calculates selectivity the abb. Visit the calculators and tables pages for a complete list of resources. Cable sizing software libreengineering for windows v. S4, 150sthr, 3 phase, 415v cable length 25 mtr festoontrailing cable. Whether you are designing a new installation, expanding an existing one or doing maintenance, electrical calculation tools is a suite of online tools for a quick protection device selection, selectivity checking and cable calculation. Cyme power engineering software and solutions low voltage. Cable ampacity software cable sizing software cable derating. We have a fully fledged application where you can size lv and mv cables up to 33 kv, current capacity in accordance with bs 7671, era 6930 and iec 60502 and with clear easy to read calculations and reports.
Information center tools applications catalogues library medium voltage. Cable size calculation for 350 kw ht motor in case of lv system cable can be selected on the basis of its current carrying capacity and voltage drop but in case of mvhv system cable short circuit capacity is an importantdeciding factor. Medium voltage cables, or mv cables, is a category defined by the international electrotechnical commission iec as having a voltage rating of above 1kv up to 100kv. Cable energy withstand based on the protective devices letthrough energy. The conductor ampacities are based on nec 2008, table 310. Gridcablemax hv cable sizing software made for engineers by. Cable sizing software free download cable sizing page 3.
Also, check out our blog for news and discussion on cable sizing. Cable sizing and its effect on thermal and ampacity values in underground power distribution over the past decade, underground power distribution has become increasingly popular due to its reliability, safety, aesthetic characteristics, as well as the ever increasing focus on the environmental impacts of the various stages of. Impedance and voltage drop to iec 60909 and cenelec clctr 50480. High voltage xlpe cable systems technical user guide. I am confused in three phase wire size calculation please let me know exact formula for three phase wire size calculation with multicore and single core cable. The heart of mv cable manufacturing facility is the ccv line. Sep 12, 2017 the current obtained has to derated since the cable is designed to operate at a defined temperature. Next, find the cable size for the short circuit capacity of the system. Before, this software didnt considered the voltage drop on the bus for cable sizing due to source impedance, but. Lv and mv cables up to 33 kv with current capacity in accordance with bs 7671, era 6930 and iec 60502. Cablesizer a free web application for sizing cables to nec and iec standards. Display the timecurrent curves of 1 to 8 circuitbreakers.
Cable sizing software select, size and manage your power cables using mycableengineering. Etap also has an iec 60287 thermal calculation module should you need it. Motor starter type direct online, stardelta, softstart etc. Five key factors to the correct cable selection and.
Cablesizer cable sizing calculations to iec and nec standards. There does, however, remain some ambiguity over where the medium voltage cable band begins and ends, depending on the countries, the standard setting bodies, and the type of. Voltage enter the voltage at the source of the circuit. Conduit fill is the percent of area inside the conduit taken up by the cable s. These cable solutions include nonshielded type mv90 and copper tape shielded type mv105 designs used extensively in pulp. This calculator provides a good estimate based on industry standard calculation methods and cable manufacturing data.
A great tool to help electricians, engineers and contractors answer the question, what. Cable size calculation for 350 kw ht motor in case of lv system cable can be selected on the basis of its current carrying capacity and voltage drop but in case of mv hv system cable short circuit capacity is an importantdeciding factor. For medium voltage cables, the calculations will be according to iec 60502. Calculation tools for low voltage electrical network. Electrical calculation tools schneider electric global.
Get the cable size corresponding to this derated current from the catalog. The current obtained has to derated since the cable is designed to operate at a defined temperature. Cable sizing software that calculates optimal and cable sizes for phase. Provides quick and easy results for the conduit fill percent, per nec guidelines. View each individual software product page to learn about. Current capacity to bs 7671, era 6930 and iec 60502. Cable size calculations electrical engineering portal. Jan 21, 2019 in this video we have covered a very interesting and essential industrial practice i. This site offers many simpletouse calculators and wire ampacity charts to aide you in properly sizing wire and conduit in compliance with the nec. Power bundle electrotechnik pty ltdelectrical calculations. There also exists other offline software packages that include cable sizing for example from solutions electrical uk. The entire mv cables manufacturing plant at caledonian is fully airconditioned with humidity control to ensure contamination free atmosphere. Home information center tools applications medium voltage calculation. In this video we have covered a very interesting and essential industrial practice i.
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