Best Fault Current Apps

3.1(23 ratings)

FreeIn-App Purchases

This tool helps contractors, engineers, and electricians quickly calculate available fault current on single and three-phase electrical systems. It also assists in sizing fuses and conductors for various circuits and can generate labels for service equipment.

TrueFault: Fault Current Calc by Nicole Nalley

Short Circuit & AFC Calculator

Strong Contender

0.0(0 ratings)

FreeIn-App Purchases

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Fault Current Finder by Octagon Seven LLC

Short Circuit AIC / SCCR

Worth Considering

Fault Current Calculator (PFC)

4.2(5 ratings)

FreeIn-App Purchases

This tool models electrical distribution systems to calculate available fault current. It helps engineers and electricians ensure equipment is rated for maximum fault current, meeting NEC and IEC standards. Generate reports for compliance and safety.

More Fault Current apps to explore

PFC Fault Current Calculator

Calculate PFC from Zs/Ze and VoltageCalculate Zs/Ze from Voltage and PFCCalculate Voltage from PFC and Zs/Ze

$0.99 | 100% OFF

This app calculates prospective fault current (PFC) in kA and Amps for single and three-phase circuits. It allows users to input any two values (voltage, earth loop impedance, or PFC) to determine the third, aiding in selecting appropriate circuit breaker ratings.

Ugly's Electrical References

by Informed Publishing

$12.99

This app provides electricians and electrical professionals with up-to-date digital information based on the National Electrical Code. It includes formulas, wiring diagrams, conduit bending guides, and calculators for various electrical calculations. The app is designed for on-the-job reference and works offline.

NEC 2026 updatesMathematical formulas and calculatorsConduit bending guide with videos

(1.5K)

paid

Electrical Calculations

Cable sizing & capacity

Wire size and voltage drop calculationsPower, current, and resistance calculationsMotor performance and connection diagrams

This app provides a comprehensive suite of electrical calculations for professionals. It supports various international standards and offers detailed reports in PDF format. The tool covers wiring, power, motor, and electronic calculations, along with extensive conversion tables and resources.

free with in-app purchases

(126)

Electrical Troubleshooting MS

Are you a good troubleshooter?

17 random electrical problemsVirtual voltmeter with probesAnimated motor starter

Learn to troubleshoot electrical circuits with a virtual voltmeter and PLC logic. This app offers 17 random electrical problems for a challenging learning experience, allowing you to practice identifying issues in motor starters and control circuits.

📚 Education

(118)

Monitor battery voltageCheck output powerView product temperature

METSyS Current Logger

Control and monitor your Bluetooth inverter remotely using your iPhone. Check battery voltage, output power, and temperature. Set protection alarms and perform battery tests for a personalized experience.

by Toshiba Carrier Uk Ltd

Enter fault codesDiagnose AC issuesTroubleshooting help

Easily diagnose issues with your Toshiba air conditioning unit. Enter the displayed fault code to receive troubleshooting guidance and understand potential problems.

Electrical Troubleshooter

Voltmeter learning tool - Game

Voltmeter simulation for electrical troubleshootingTen circuits per gameCircuit types: Open, Short, No Problem

Learn electrical troubleshooting skills using a virtual voltmeter. Solve circuit problems with the fewest tries and shortest time to earn a "5 Star Troubleshooter" certification.

(13)

Lineman's Reference - URD

Padmounts Cables and Switching

$9.99

This app provides comprehensive training for linemen and apprentices on underground distribution systems. It covers essential skills like cable isolation, transformer replacement, and troubleshooting. Interactive labs and quizzes reinforce learning for various skill levels.

Learn cable isolationHipot cable sectionsTransformer isolation and replacement

📚 Education

(62)

Electrical Engineering - lite

60 calculations with circuits

60 Electrical Calculators16 Electrical ConvertersVoltage, Current, Resistance, Power calculations

This app offers a comprehensive suite of electrical calculations and conversions for professionals and students. It handles diverse units and provides precise results for various electrical engineering tasks, including voltage, current, power, and more.

📚 Education

(252)

free with in-app purchases

P&C Engineer Tools

by Miguel Rios

Symmetrical components analysisDistance protection (21) calculationsDifferential protection (87) visualization

This utility app provides power system professionals with tools for complex calculations and protection setting verification. It offers features for symmetrical components, distance and differential protection analysis, CT saturation assessment, and power vector calculations.

(1)

EcoStruxure Power Device

Operate & Maintain

Operate and maintain protection relays and circuit breakersReal-time notifications on electrical installationsQR code scanning for device identification

This app allows users to operate and maintain Schneider Electric protection relays and circuit breakers. It provides real-time notifications, simplifies device management through QR code scanning, and enables wireless communication for monitoring and operation.

(6)

Fault current estimationEquipment rating comparisonConductor ampacity table

Substation Short Circuit

short-circuit calculator

$4.99

This app assists electrical engineers and technicians in estimating fault current for equipment specification. It calculates various fault current values and compares them against equipment ratings, also providing conductor data and saving calculation history.

💼 Business

(2)

paid

Breaker Box: Panel Directory

Label circuits. Export to PDF.

Create custom panel legendsLabel phases with colorSupport for tandem breakers

Easily create custom electrical panel legends. Label phases with colors, tandem breakers, and 3-pole breakers. Print legends in exact sizes for sleeves or door taping.

free with in-app purchases

(99)

KG Serials

by Hangzhou Junce Instruments Co., Ltd.

Measures voltage, current, power, capacityMultiple protection functions (over/under voltage, over current)Real-time battery monitoring

This utility measures electrical parameters like voltage, current, and power. It offers multiple protection functions and real-time battery monitoring on a color LCD. The app also supports data export and remote control via mobile or PC.

(7)