Download Electrician Handbook — Basic App V. 3.4.1
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Electrician Handbook — Basics App V. 3.4.1
by Sergey Vavaev
Electrician’s Handbook — an app for electricians, students, and installers. Theory, diagrams, and calculators in one place. Works offline. No ads. No subscriptions. — Theory A variety of topics - More Info...

Available Since: 2022-03-20
Developer: Sergey Vavaev
Seller: Sergey Vavaev
Price: 0 USD
Current version: 3.4.1
Last Updated: 2026-01-05

Ratings: 4.79 out of 5 stars.
Based on 894 reviews. (Rate/Review)
Genre: Reference
Filesize: 51.16MB
IOS Bundle ID: sergeyvapps.electricalengineeringapp
Age Rating: 4+
Languages: AR, HR, CS, DA, NL, EN, FR, DE, EL, HI, HU, ID, IT, JA, KK, KO, NB, PL, PT, RO, RU, ZH, ES, SV, ZH, TR, UK, UZ, VI

Videos: Electrician Handbook — Basics App Videos

Electrician’s Handbook — an app for electricians, students, and installers.
Theory, diagrams, and calculators in one place.
Works offline. No ads. No subscriptions.

— Theory
A variety of topics in electrical engineering: from basic concepts to grounding and lighting diagrams. Some topics include exercises with answers for self-check.

— Diagrams
Interactive electrical diagrams. You can interact with elements to better understand how they work.

— Calculators
A section with calculators, formulas, and useful reference tables.

— Community
A section where users can ask questions, share experience, and get advice from other members.


— Contents of the "Theory" section:

Basic concepts
• Voltage, current, resistance, power
• Ohm’s Law, Kirchhoff’s rules
• Parallel and series connections
• Short circuits, safety precautions
• Electrical engineering terms

Electromechanical converters
• Transformer, generator, electric motor
• Connecting a three-phase motor using a capacitor

Protection and automation devices
• Circuit breaker, RCD, RCBO
• Voltage monitoring relay, contactor, fuses
• Surge protection devices

Cables and wires
• Wire connection methods
• Selecting cross-section by current and power
• Color coding
• Electrical panel

Power stations and substations
• Nuclear, thermal, solar, hydro, wind, and geothermal power stations

Measuring instruments
• Voltmeter, ammeter, ohmmeter, multimeter
• Clamp meter
• Electricity meter

Grounding
• Types of grounding systems
• Equipotential bonding system

Lighting
• Incandescent, LED, and other types of lamps
• Lamp holders, bases, lumens, lux
• Color temperature
• LED strip

Work execution
• Socket repair
• Installation of flush-mounted and surface-mounted sockets
• Switch installation

Additional information
• Power supply categories
• Surge overvoltages
• IP protection rating
• Electrician’s tools
• Types of outlets and plugs, voltages in different countries
• Joule’s Law, Coulomb’s Law
• Right-hand and left-hand rules


— Contents of the "Diagrams" section:

• Switch (1 and 2 gang)
• Three-gang switch
• Two-way switch
• Two-way switch with intermediate switch
• Outlets and switch in one block
• Lighting with dimmer
• Motion sensor lighting
• Relay with light sensor
• Lighting with impulse relay
• Fluorescent lamp wiring
• Socket wiring diagrams
• Magnetic starter for motor
• Star and delta motor connection


— Contents of the "Calculators" section:

• Basic formula calculator
• Electricity cost calculator
• SI unit system and metric prefixes
• Diameter ↔ cross-section table
• AWG to mm and mm to AWG conversion
• Electronic component symbols

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