Electrical Calculations icon

Electrical Calculations v11.0.3.1

Contains ads • In-app purchases

Electrical Calculations screenshot 0 Electrical Calculations screenshot 1 Electrical Calculations screenshot 2 Electrical Calculations screenshot 3 Electrical Calculations screenshot 4 Electrical Calculations screenshot 5 Electrical Calculations screenshot 6 Electrical Calculations screenshot 7 Electrical Calculations screenshot 8

About this app

Developer Description

This app is essential for an electrician

Electrical Calculations is professional calculation software designed for installers, designers, and electricians. It is a versatile and reliable tool, capable of generating clear and informative reports in PDF and printable formats.

Supported standards: IEC (International Electrotechnical Commission), CEI (Comitato Elettrotecnico Italiano), NEC (National Electrical Code), CEC (Canadian Electrical Code).

The application offers a wide range of calculations for the fundamental aspects of an electrical system, wiring diagrams, and formulas.

Main calculations:
Wire size, voltage drop, current, voltage, active / apparent / reactive power, power factor, resistance, Maximum wire length, Current carrying capacity of insulated conductors / bare conductors / busbar, Conduit fill, Sizing the circuit breaker, Admissible let-through energy of the cable (K²S²), Operating current, Reactance, Impedance, Power factor correction, Power factor correction of transformer MV/LV, Capacitor power at different voltage, Earthing system, Short circuit current, Conductor resistance, Calculation of the cable temperature, Power losses in cables, Temperature sensors (PT/NI/CU, NTC, Thermocouples…), Analog signal values, Joule effect, Fault current of strings, Risk assessment of overvoltages with atmospheric origin.

Electronic calculations:
Resistor / Inductor color code, Fuses, Sum resistors / capacitors, Resonant frequency, Voltage divider, Current divider, Zener diode as voltage stabiliser, Resistance to reduce voltage, Resistance for led, Battery life, Primary/Secondary winding of transformer, Antenna length, CCTV Harddrive/Bandwidth calculator.

Calculations concerning the motor:
Efficiency, Motor from three-phase to single-phase, Capacitor start motor single-phase, Motor speed, Motor slip, Maximum torque, Full-load current, Diagrams of the three-phase motor, Insulation class, Motor connections, Motor terminals marking.

Conversions:
Δ-Y, Power, AWG/mm²/SWG table, Imperial / metric conductor size comparison, Section, Length, Voltage (Amplitude), sin/cos/tan/φ, Energy, Temperature, Pressure, Ah/kWh, VAr/µF, Gauss/Tesla, RPM-rad/s-m/s, Frequency / Angular velocity, Torque, Byte, Angle.

Resources:
Fuses application categories, UL/CSA fuse class, Standard resistor values, Tripping curves, Table of cables reactance, Table of resistivity and conductivity, Table of unitary voltage drop, Dimensions and weight of cables, IP/IK/NEMA protection classes, Atex marking, Appliance classes, CCTV resolutions, Thermocouple colour codes and data, ANSI standard device numbers, Electrical symbols, Electricity around the world, Plug and socket types, IEC 60320 connectors, C-Form Sockets (IEC 60309), Nema connectors, EV charging plugs, Wiring color codes, SI Prefixes, Units of measurement, Pipes dimensions.

Pinouts:
Ethernet wiring (RJ-45), Ethernet with PoE, RJ-9/11/14/25/48, Scart, USB, HDMI, VGA, DVI, RS-232, FireWire (IEEE1394), Molex, Sata, Apple Lightning, Apple Dock Connector, DisplayPort, PS/2, Fiber optic color code, led, Raspberry PI, ISO 10487 (Car audio), OBD II, XLR (Audio/DMX), MIDI, Jack, RCA color coding, Thunderbolt, SD Card, Sim Card, Display LCD 16x2, IO-Link.

The app also contains a very useful form.

What's New

v11.0.3.1
* Fix: Fixed a bug in the wire size display when calculating IEC conduit filling

In-app purchases

$1.49 - $42.99 per item

Version Information

Version
11.0.3.1
Downloads
1M+
Updated on
Nov 5, 2025
Released
Feb 22, 2013
Requires
Android 6.0

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Electrical Calculations users say on Google Play

★★★★★
Md. Azizul Islam (Aziz) Md. Azizul Islam (Aziz)

Can I transfer my premium account from old Google account to new Google account???

28 Aug 23, 2024
★★★★
Sidle Jinks Sidle Jinks

The minimum short circuit current is calculated incorrectly! Especially 3 phases + neutral. 2 cables are the same as one. And what is surprising is that if you choose 1 phase, the value is completely different.

8 May 31, 2025
★★★
Shariat U Khan (Mr. Khan) Shariat U Khan (Mr. Khan)

Which features is more need to use, those are locked. Builder Always demand purchases.

10 Oct 5, 2024
★★
chris Douglas chris Douglas

to many adds

1 Jul 29, 2025
Brian Composto Brian Composto

Pop up ads that cover the screen and aren't even in my language, so I don't know how to get rid of them.

6 Oct 25, 2024

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