Kindly reply me with your formula/equation of those cable’s phase and ground. February 8, 2014 Sir let can you explain how can you tell 95sq mm cable amps 200 and resistance ,reactance, shorts circuit current 8.2ka .please tell reason behind this. Total De rating Current of 70 Sq.mm Cable= 200×0.93 =187 Amp. Change ), You are commenting using your Facebook account. as short circuit capacity of the cable is taken from the table, Plz Sir clear my concept about my sent issues. i am azeez Electrical Engineer from chennai tamilnadu. Dear sir Total curent rating 500A lenght ofcable 100mtr 400v wat size of cable using, sir can you explain what is 0.125m,0.25m ,0.5m in cable distance factor. He has published numbers of Technical Articles in “Electrical Mirror”, “Electrical India”, “Lighting India”,”Smart Energy”, “Industrial Electrix”(Australian Power Publications) Magazines. I always indicate Reference Code Where it is available or Applicable. Electrical Load of 2.34KW, Distance between Source and Load is 1000 Meter, System Voltage 415V Three Phase, Power Factor is 0.8,Permissible Voltage drop is unknown, Demand Factor is 1. Learn how your comment data is processed. that is the reason, I have upload some abstract of IS code.not IS code itself. He is FIE ,MIE and CEng from Institution of Engineers,India. Thanks for such a detailed description of cable selection guide. He has published numbers of Technical Articles in “Electrical Mirror”, “Electrical India”, “Lighting India”,”Smart Energy”, “Industrial Electrix”(Australian Power Publications) Magazines. you can not reproduce,republish or communicate any of the content , including files downloadable from this website, without the permission of the copyright owner.The use of this content on any other websites breaches copyright Act. About Jignesh.Parmar (B.E,Mtech,MIE,FIE,CEng)Jignesh Parmar has completed M.Tech (Power System Control), B.E(Electrical). Sequence, an ordered list of elements, especially one of infinite length; Tuple, an ordered list of finite length; Multiset, a list/set of elements which can have multiplicity different than 1; Enumerations. a. I can’t understood how to get current capacity of cable.u take direct value of 79 and95 sq mm cable rattling in dalution, I have 60kw three phase Solar 415 volts power supply from my house and I need to put 30HP water pump on water source which is 2500m away. Kind regards Mr Hibbert. Which armored cable is best to use and what is the minimum voltage drop, I am try to buy Voltage drop calculation please help me. please help on this issue whether which is correct calculation of Z to arrive at actual voltage drop i.e. (Cable S.C Capacity (8.2KA) is higher than System S.C Capacity at that Point (6.0KA) =O.K) Post was not sent - check your email addresses! Choice of a large variety of colors. Has millions of electronic components and offers same day shipping. Dear sir, and total capacity of mcb, As mentioned, Current Capacity of 70 Sq.mm cable is 170Amp,Resistance=0.57Ω/Km and Reactance=0.077 mho/Km, how to calculate the resistance and reactance for the cable ? Convert between uF, nF and pF using the Newark's uF - nF- pF conversion chart below. If we Select 2 No’s of Run than Voltage drop is 2.8% which is within limit (5%) but to use 2 no’s of Run of cable of 70 Sq.mm Cable is not economical so It is necessary to use next higher size of Cable. Change ), You are commenting using your Twitter account. Pricing See chart below: Fixing eyes not included… please order separately.. 4 hole stainless pad eye ($14.95 ea) (screws not included), Optional Pole retraction system ($68) Thanks. Total De rating Current of 70 Sq.mm Cable= 170×0.93 =159 Amp. Electrical Details: Electrical Load of 80KW, Distance between Source and Load is 200 Meter, System Voltage 415V Three Phase, Power Factor is 0.8,Permissible Voltage drop is 5%, Demand Factor is 1, Cable Laying Detail: Cable is directed buried… Thanks a lot sir for your efforts to put us through. Voltage Drop of Cable= (1.732x139x(0.57×0.8+0.077×0.6)x200x100)/(415x1x1000)=5.8%. STANDARDS FOR ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION AND UTILIZATION.. IS STANDARDS will be more helpful and fruitful to the engineers like us to be a real Electrical engineers.. Thanking you in anticipation and for your valuable knowledge.. Can anyone help me in this please? V = I*Z? capacity and what is total capacity of 3.5 core 35 sq mm alu armed cable. thank you very much for your great support. This site uses Akismet to reduce spam. Jignesh Parmar has completed M.Tech (Power System Control), B.E(Electrical). all the cable cos and sine value is same pls ans me sir, Dear Sir…thanQ very much for the valuable info about cable designing.Kindly let me know the correction factor for cables to be laid inside PVC ducts embedded in concrete. I will suggest why put them in hard copy people will buy them in a hurry. Aluminium spool with nitrile rubber coating, ground to exact size for optimum performance. Please can you explain this (1.732) value stands for. At 20 celcius degree °C the resistivity value is 0.017 for copper and 0.0265 for aluminium. www.sanslimitesn.com S'informer Pour Informer He is Freelancer Programmer of Advance Excel and design useful Excel base Electrical Programs as per IS, NEC, IEC,IEEE codes. Stainless steel supporting cables are  included. Click here, Wave Retraction System (optional pulley hardware) Click here, Formerly in Huntington Beach, Whittier & Idyllwild, CA - Now located in Texas. for single run you can use single core rite why used 3.5 core instead of single core. Dear Jignesh , Thanks a lot …. CPT ElectricalEngineers LIKE ALL EEP OUT PUTS. Thanks for sharing the most demanding calculation My load is 4836a three phase tell me standrd size of cable for each phase length is 100feet. *, *VIVEKANAND JHA (**Design & Costing Engg.)*. Thanks Mr jignesh for your good thinking of sharing the knowledge!, and it is very useful for technicians like me! Dear Jignesh sir, æ k s /) is a type of electrical cable consisting of an inner conductor surrounded by a concentric conducting shield, with the two separated by a dielectric (insulating material); many coaxial cables also have a protective outer sheath or jacket. Checklist; Electoral list, a grouping of candidates Enrg Tech is UK’s leading distributor of electronic components. How to order or get a quote: Send us your required finished dimensions on this online order form: Wave Sail Order Form (keep in mind you need at least an inch on either side for clearance and to prevent chafe). armed Cable. sir how can we calculate inductance of power cable? Sharing Abstracts,Notes on various Electrical Engineering Topics. Selecting the right cable size for the motor is an important parameter for the Industry whether it’s during Installation and Commissioning or during running condition. I was looking for such article from long time. *How can I calculate busbar size on behalf of Fault Current in Control Panels??? Custom sized for an existing trellis or to fit within a new stand alone frame. Your blog & respective calculations are very clear to understand. thanks for all your hard work, sir if you mention with references of electrical codes that could be more useful. copper or aluminium ?? Take A Sneak Peak At The Movies Coming Out This Week (8/12) #BanPaparazzi – Hollywood.com will not post paparazzi photos 1) I have 3.5 core 35sqmm Alu. Current Capacity of 70 Sq.mm cable is 170Amp,Resistance=0.57Ω/Km and Reactance=0.077 mho/Km. I am very thankfull to you in knowing the cable size calculation from the site and i want to bring to your notice regarding a typing mistake. 79 Comments. please can you send me problems associated with 11kv feeder, and ways of proffering solutions. (1.732x Current x (RcosǾ+jsinǾ) x Cable Lengthx100) / (Line Voltage x No of Runx1000). I here by just want to make an appeal to you Sir to Upload I.S. How to calculate the Cable size for LT & HT Motors? i need to know cable selection on base of kw and A, In case of voltage drop calculation, 139 A has been considered for calculation against 159. Reset are from manuals or Books. Let’s Select 3.5Core 95 Sq.mm cable for Single run, S.C Capacity =8.2KA. Coaxial cable, or coax (pronounced / ˈ k oʊ. Moreover, certain doubts are there which needs to be clarified for better understanding. we have to purchase IS code for study. 1.5x more resistant against chloride and saltwater environments than 316 Stainless. If so..why we don’t need to apply derating factors to calculate cable size for DC system? He is Technical Blogger and Familiar with English, Hindi, Gujarati, French languages. List auf Sylt, the northernmost village in Germany, on the island of Sylt; Mathematics. Dear sir i wanna purchase electrical notes in pdf form kindly let me know how can i get it . All stainless hardware. He is Technical Blogger and Familiar with English, Hindi, Gujarati, French languages. Sir , Prevents rust coloration on the fabric, as the hooks are the only part touching the cloth besides the aluminium tubes. now i am working as a Electrical Site Engineer in construction field in Saudi Arabia sir help me to survive in this position i need to know the calculation voltage drop and current rating and short circuit current. will it be the same procedure to calculate? Thank You So much for all your great work. ( Log Out /  Sir can you share the voltage drop formula for single phase? dear sir help me to calculate Rcos#and jsin# where value of cos# is 0.8 and sin# is 0.6 but how to calculate value of R and j, Sir plz send me voltage drop calculation for 180 amp. as we are using 95sqmm cable it should be “Total De rating current of 95 Sq.mm cable=200*0.93=187 Amp”. 10,772 were here. He is Freelancer Programmer of Advance Excel and design useful Excel base Electrical Programs as per IS, NEC, IEC,IEEE codes. Thanks for sharing valuable information in detail…. of Cable / Trench” for Your Excel Programme titled “Calculate Cable Size & Voltage Drop” ? But please in this calculation of: Full Load Current= (KVAx1000) / (1.732xVoltage). Dear Sir , Greetings on my behalf to Your good self . How to find out or know the Short Circuit capacity of cable which should be higher than the Would You mind to explain against “No. and there is another thing i would like to point out, this cable S.C. capacity which you have given as 8.2 KA, is this correct? First, we will share a downloadable crochet hook size conversion (and thread crochet hooks) chart, which will help you every time you are starting a crochet project.

After the chart, we will go over the details of hook sizes; what the numbers and letters mean, when to go bigger or smaller, and other important information.
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