At some distance from the terminals, depending upon wire size, the L-N fault current is lower than the L-L fault current. Visit the FC2 on the web Circuit protection Similar Videos. Before starting fault current calculation, you will have to choose between Step 1a and Step 1b which . Free downloads of the FC2 app are available at the Apple App Store or Android market by searching the keywords "Fault Current Calculator" and selecting the Bussmann FC2 icon. You will find sheet with very nice example already fulfilled. SPANISH (español) Eaton's Bussmann Series FC2 Available Fault Current Calculator application is an innovative tool developed for contractors, engineers, electricians, and electrical inspectors. Usually the poco does it to the transformer. New Code Change - 2011 NEC A quick video guide for using the Bussmann series FC2 fault current calculator. This tool can be used on the Bussmann website or out in the field on a mobile device for those needing a quick and simple way to determine available fault current. Please select system type from these two: Three Phase. Eaton's Bussmann Series FC2 Available Fault Current Calculator application is an innovative tool developed for contractors, engineers, electricians, and electrical inspectors. 44 - AC line reactor vs DC choke - which is better? Step 1b. This tool can be used on the Bussmann website or out in the field on a mobile device for those needing a quick and simple way to determine available fault current. Calculate fault current. D. dan1973ct Member. The mobile version is available for Apple and Android devices. Similar Videos. At the fault location, the voltage can drop to zero for a max fault. Eaton's Bussmann Series FC2 Available Fault Current Calculator application is an innovative tool developed for contractors, engineers, electricians, and electrical inspectors. Eaton's Bussmann Series FC2 Available Fault Current Calculator application is an innovative tool developed for contractors, engineers, electricians, and electrical inspectors. The 1.5 multiplier is an approximation and will theoret-ically vary from 1.33 to 1.67. and ask Bussmann for the final inspection report for reference. . To determine the fault current at any point in the system, first draw a one-line . Videos will demonstrate some common misapplications related to interrupting rating, short-circuit current rating and arc flash. Additionally, usage statistics are captured during application use. ENGLISH. Mike Holt Enterprises offers comprehensive electrical training materials delivered in a lo. Visit http://www.MikeHolt.com/code to explore our product catalog. If you knew the KVA and percent impedance of their service transformer, you could calculate the fault current by dividing the two. What do we use your information for? = Full Load Amperes I S.C. = Short Circuit Current KVA = The KVA of your transformer, or bank of transformers % ML = Percent Motor Load E L-L = Voltage Line to Line Z = Impedance 100 / Z = Multiplier Three Phase Calculations: (KVA X 1000) / (E L-L X 1.732) = Three Phase Full Load Amps, I f.l. Thank you for watching one of our many educational videos on the topic of power systems. Plug in the numbers- you need excel. (A) Service equipment must be marked with the maximum available fault current and date of calculation (B) If fault current increases due to system modification, the marking must be updated. Long before this type of software became available, the calculation was done manually with a few basic formulas that are commonly . 4.00 Three Single conductors Select Conductor & Raceway Utility Fault Current amperes kVA = in PVC raceway in Metal raceway Copper in Nonmetallic Raceway E = AWG Copper Alum. The short circuit current will flow from all the connected power sources to the fault location. the available fault current is critical to comply with the NEC. Makes point-to-point calculations easy Calculate three-phase and single-phase faults Create and e-mail NEC® 110.24 compliant labels and one-line diagrams Fuse sizing guide assists with fuse and conductor sizing Available for Apple and Android mobile devices Or use the online version below Customer reviews A quick video guide for using the Bussmann series FC2 fault current calculator. But you can test the fuse resistance. Visit the FC2 on the web Circuit protection Similar Videos. This tool can be used on the Bussmann website or out in the field on a mobile device for those needing a quick and simple way to determine available fault current. I just tried it again and I came up with 22,538 Amperes at the panel/Meter. So what is that and does it require a $650 book, $300 membership fee, $100,000 college degree and a $10,000 computer program? Here is a free fault current calculator from Mike Holt. Bussmann FC² Available Fault Current Calculations. A web-based version is also available on the Bussmann website. Cooper Bussmann announced the introduction of its new FC 2 mobile application (app) for calculating available fault current levels in single- or three-phase electrical systems. Watch this video to understand 3 simple steps to calculate short circuit current of any transformer. Depends on the utility, some have no idea how to calculate available fault current. fault current calculations Covers the various overcurrent types, focusing on short circuits or fault currents. SelCompTitle. May 9, 2019. Calculator This Calculation is based on the Infinite Source Method at the primary of the transformer, the following calculates the fault current at the transformer secondary terminals. (1, 1.5 or 2 hours) EQUIPMENT SCCR AND THE NEC Download Fault Current Calculator for iOS to eaton's Bussmann Series FC2 Available Fault Current Calculator application is an innovative tool developed for contractors, engineers,. This tool can be used on the Bussmann website or out in the field on a mobile device for those needing a quick and simple way to determine available fault current. 3:48. FLA . Schedule a visit to one of Eaton's Power . Aluminum in Nonmetallic Raceway I = kVA x 1000 = trans. It will also help you in deciding circuit breaker rating. Schedule a visit to one of Eaton's Power . From Cooper-Bussmann Short Circuit Current Calculations the short-circuit current for the used half of secondary winding is 1.5 times the short-circuit current of entire transformer. Add Cable Run to System. Current limiting fuse FAQ, current limiting fuse cross reference abb Bussmann, current limiting fuse types . These figures are based on change in turns ratio between primary and secondary, infinite source available, zero feet from terminals of trans- This tool can be used on the Bussmann website or out in the field on a mobile device for those needing a quick and simple wa… Eaton's Bussmann Series - Available Fault Current Calculator. It is the responsibility of the user to review the product specifications to determine suitability for the intended application. This tool can be used on the Bussmann website or out in the field on a mobile device for those needing a quick and simple way to determine available fault current. 44 - AC line reactor vs DC choke - which is better? iPhone Eaton's Bussmann Series FC2 Available Fault Current Calculator application is an innovative tool developed for contractors, engineers, electricians, and electrical inspectors. Available Fault Current (AFC) calculations are most often performed by using fault current calculating software or spreadsheets that automatically calculate the final amount of AFC after entering specific values. Quick Fault Current Calculator I f.l. Eaton's Bussmann Series FC2 Available Fault Current Calculator application is an innovative tool developed for contractors, engineers, electricians, and electrical inspectors. As you can see, simplified short circuit fault calculations can be performed using a basic understanding of sources of fault power and current and impedance values that impede the short circuit power flow. Bussmann current limiting fuses are with more than 100 years manufacturing history.. 3.6KV current limiting fuse: 3.6CAV2, 3.6OEFMA100; 7.2KV current limiting fuse:7 . A quick video guide for using the Bussmann series FC2 fault current calculator. One of the most fundamental calculations made on a power distribution system is that which yields available short-circuit current. Available for all Apple ® iPhones and iPads, and Android ™ mobile devices, the FC 2 mobile app allows contractors, engineers, electricians and electrical inspectors to quickly and easily determine available fault . Easily calculate available fault current anytime, anywhere. This tool can be used on the Bussmann website or out in the field on a mobile device for those needing a quick and simple way to determine available fault current. Eaton's Bussmann Series FC2 Available Fault Current Calculator application is an innovative tool developed for contractors, engineers, electricians, and electrical inspectors. 5): Tweet. A quick video guide for using the Bussmann series FC2 fault current calculator The Bussmann ® series FC 2 Available Fault Current Calculator mobile and web-based application is a free tool that provides an easy means for calculating fault current levels and generating NEC ® 110.24 compliant labels and one-line diagrams. We will provide a background on why short-circuit current is important and the applications where knowing the available fault current is critical to comply with the National Electrical Code. The Cooper Bussmann Fault Current Calculator application collects information from you when you run the application for the first time (through the initial signup form). ‎Eaton's Bussmann Series FC2 Available Fault Current Calculator application is an innovative tool developed for contractors, engineers, electricians, and electrical inspectors. Eaton's Bussmann Series FC2 Available Fault Current Calculator application is an innovative tool developed for contractors, engineers, electricians, and electrical inspectors. Similar Videos. Visit the FC2 on the web Circuit protection Similar Videos. Visit the FC2 on the web Circuit protection Similar Videos. A quick video guide for using the Bussmann series FC2 fault current calculatorLearn more: http://www.eaton.com/Eaton/ProductsServices/Electrical/index.htmPur. Designed for use on Apple and Android mobile devices, Eaton's Bussmann Series FC2 Available Fault Current Calculator app is suitable for use by contractors, engineers, electricians, and electrical inspectors. This tool can be used on the Bussmann website or out in the field on a mobile device for those needing a quick and simple way to determine available fault current. This tool can be used. It is the responsibility of the user to review the product specifications to determine suitability for the intended application. Step 1a. Smartphone demonstrating Available Fault Current Calculator (FC2), an Eaton Bussmann series mobile app. It's free. I tried that before. Makes point-to-point calculations easy; Calculate three-phase and single-phase faults; Create and e-mail NEC® 110.24 compliant labels and one-line diagrams; Fuse sizing guide assists with fuse and conductor sizing Then the short-circuit reactance has to be 1.5 times less. Before proceeding with your fault current calculation, you will be required to choose between Step 1a and Step 1b. 110.24 Available Fault Current. How would you calculate the available fault current for a 3-phase 240 volt open delta? Any of the information we collect from you may be used in one of the . The sheet comes with an example already filled in. Single Phase with Cable Run. Similar Videos. The September - October 2012 issue of IAEI magazine included an article titled "Going to Basics, Maximum Fault Current" which spoke to this topic but did not get into the math. Short-Circuit Current Rating - The prospective symmetrical fault current at a nominal voltage to which an apparatus or system is able to be connected without Sw itc h sustaining damage exceeding the defined acceptance Ca se criteria Bu M ol sb de ar d Control Circuit - A circuit that carries the electric 10kA 5kA signals directing the . The calculation refers to the Bussmann point by point method. Eaton acquired Cooper Industries plc in . A quick video guide for using the Bussmann series FC2 fault current calculator. Click to expand. = = = ) Short Circuit Current Calculations A Product description: Eaton's Bussmann ® FC2 Available Fault Current Calculator is a simple-to-use mobile and web-based application that calculates single- and three-phase system fault current levels. Working examples will guide you through calculations of the available fault current using free online tools. Documentation/Marking of Available Fault Current Since the 2011 NEC , it has been required to mark the available fault current at service entrance equipment. Eaton's Bussmann Series FC2 Available Fault Current Calculator application is an innovative tool developed for contractors, engineers, electricians, and electrical inspectors. Transformer (KVA) : Transformer Secondary Voltage (V) : Transformer % Impedance (e.g. Also, to get the fault current ratings of the panel and the breakers, you need to . 48 - Why does it seem like voltage THD is always lower than current THD? It tends to fall off pretty fast unless you are putting equipment in the same room as the service entrance. This tool can be used on the Bussmann website or out in the field on a mobile device for those needing a quick and simple way to determine available fault current. Courtesy of Eaton. Download Fault Current Calculator for iOS to eaton's Bussmann Series FC2 Available Fault Current Calculator application is an innovative tool developed for contractors, engineers,. Thank you for watching one of our many educational videos on the topic of power systems. FC2 is free and available for all Apple ® iPhones, iPads, and Android™ mobile . terminals of transformer, and 1.2 x %X and 1.5 x %R for L-N vs. L-L resistance and ©2005 Cooper Bussmann Short Circuit Current Calculations = f.l. For example, if the transformer were 225 KVA, and if it had a 5.75% impedance, the fault current would be 225/.0575, or 3,913 amps. Add Transformer to System. Please select component: Add Primary Cable Run. 3:48. ดาวน์โหลด APK Fault Current Calculator 4.1.4 สำหรับแอนดรอยด์ เครื่องมือในการคำนวณและการพิมพ์ความผิดที่มีอยู่ในปัจจุบันเกี่ยวกับระบบไฟฟ้า Fault Current Calculation Example Sheet Company Name Available Fault Current Calculation by:John Sokolik Ver. 3:34. All you need is a calculator and something to write down your calculations. At the fault location, arcing can lead to fires and burning. Input the kVA rating power factor (PF) & Impedance (Z) not needed in order to proceed. App allows users to make point-to-point fault current calculations, calculate 3-phase and single-phase faults, and more. May 9, 2011 #3 I appreciate the reply. This MS Excel Spreadsheet is created by mr. John Sokolik and it represents an easy way to calculate fault current by entering few values in indicated fields. iPhone Eaton's Bussmann Series FC2 Available Fault Current Calculator application is an innovative tool developed for contractors, engineers, electricians, and electrical inspectors. Once you get the available fault current then you have to calculate the value at the equipment in your system. 3:34. The part number (s) suggested in this cross-reference search represent the closest Eaton's Bussmann Business equivalent based upon the entered competitive part number. The Cooper Bussmann guide "A Simple Approach to Short-Circuit Calculations" is available as a download below. This tool can be used on the Bussmann website or out in the field on a mobile device for those needing a quick and simple way to determine available fault current. You have to calculate the fault current. The part number (s) suggested in this cross-reference search represent the closest Eaton's Bussmann Business equivalent based upon the entered competitive part number. 48 - Why does it seem like voltage THD is always lower than current THD? . The guide provides excellent information on : * Short-Circuit Current Calculations, Procedures & Methods using Ohmic Method, Per-Unit Method, TRON Procedure, Point-to-Point Method and data sections on Transformers, Current Transformers . 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