---
title: "Electrician Handbook — Basics - Отзывы, Доход и Загрузки приложения in Чехия | Apple App Store"
description: "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 el"
---

# Electrician Handbook — Basics — Чехия
> Electric circuit, voltage, ohm

![Electrician Handbook App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/45/41/d1/4541d177-0bd2-f7b5-4945-5f3ddc9c786b/AppIcon-0-0-1x_U007emarketing-0-11-0-85-220.png/434x0w.png)

**Developer:** [Sergey Vavaev](https://apptail.io/ru/developer/sergey-vavaev-BWib)
**Category:** Reference
**Rating:** 4.8/5 (153 ratings)
**Price:** Free
**Bundle ID:** sergeyvapps.electricalengineeringapp
**Store:** Apple App Store
**Country:** Чехия
**Version:** 4.0.5 (released 2026-06-03)
**Original Release:** 2022-03-20
**Languages:** English, Albanian, Arabic, Azerbaijani, Bulgarian, Croatian, Czech, Danish, Dutch, Estonian, Finnish, French, German, Greek (modern), Hebrew (modern), Hindi, Hungarian, Indonesian, Italian, Japanese, Kazakh, Korean, Latvian, Lithuanian, Malay, Norwegian Bokmål, Polish, Portuguese, Romanian, Russian, Serbian, Chinese, Slovak, Slovenian, Spanish, Swedish, Thai, Turkish, Ukrainian, Uzbek, Vietnamese

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/cz/app/app/id1612996115)
**AppTail Page:** [https://apptail.io/ru/app/electrician-handbook-basics-XRGb/czechia](https://apptail.io/ru/app/electrician-handbook-basics-XRGb/czechia)

## Electrician Handbook Description
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

## Electrician Handbook Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/e9/fb/eb/e9fbebc1-a0c1-64cb-e17a-b03fdfc8c161/Simulator_Screenshot_-_iPad_Air_13-inch__U0028M3_U0029_-_2025-06-10_at_15.15.20.png/2048x2732.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/31/f9/15/31f91559-55cd-8fca-7c36-75f39c0691fe/Simulator_Screenshot_-_iPad_Air_13-inch__U0028M3_U0029_-_2025-06-10_at_15.17.07.png/2048x2732.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/27/fb/28/27fb2842-1be3-b6f9-e3a3-5dc1adf92f09/Simulator_Screenshot_-_iPad_Air_13-inch__U0028M3_U0029_-_2025-06-10_at_15.15.54.png/2048x2732.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/0b/f3/a6/0bf3a635-f1d2-d00b-2ada-6dd430e5358a/Simulator_Screenshot_-_iPad_Air_13-inch__U0028M3_U0029_-_2025-06-10_at_15.16.09.png/2048x2732.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/2c/65/25/2c6525e9-d307-d32c-23c7-32e06396e964/Simulator_Screenshot_-_iPad_Air_13-inch__U0028M3_U0029_-_2025-06-10_at_15.17.29.png/2048x2732.png)
- [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/aa/1b/a4/aa1ba4a0-6290-7df2-f657-e7aa4769e18d/Simulator_Screenshot_-_iPad_Air_13-inch__U0028M3_U0029_-_2025-06-10_at_15.15.47.png/2048x2732.png)
- [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/b6/15/cd/b615cd85-770f-0bc8-9665-61b431380949/Simulator_Screenshot_-_iPad_Air_13-inch__U0028M3_U0029_-_2025-06-10_at_15.18.53.png/2048x2732.png)
- [Screenshot 8](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/3e/01/4a/3e014a29-533a-5546-ae66-b3440eae96c7/Simulator_Screenshot_-_iPad_Air_13-inch__U0028M3_U0029_-_2025-06-10_at_15.19.25.png/2048x2732.png)
- [Screenshot 9](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/61/57/55/6157554f-7859-7fae-e796-053139244cdf/Simulator_Screenshot_-_iPad_Air_13-inch__U0028M3_U0029_-_2025-06-10_at_15.20.03.png/2048x2732.png)

## Electrician Handbook Rating Breakdown in Чехия
- 5 stars: 135 (88%)
- 4 stars: 13 (8%)
- 3 stars: 2 (1%)
- 2 stars: 0 (0%)
- 1 stars: 3 (2%)

## Electrician Handbook Reviews in Чехия

### *---- "Reklamy"
Aplikace je fajn ale zhnusí Vám to nadměrné reklamy které zkazí celkový dojem.
-- p.mrkva, 2025-01-18

### ***** "Prosba"
Aplikace SUPER. Jsme nad míru spokojen. Bude někdy aplikace instlatérská kniha dostupná na iOS? Bylo by to boží!
-- ondrejmuller, 2023-03-21

[View all Electrician Handbook reviews and detailed analytics on AppTail](https://apptail.io/ru/account/signup?utm_campaign=ai-crawl&utm_content=reviews)

## Electrician Handbook In-App Purchases
| Item | Price |
|------|-------|
| Remove ads from application | 79.00 č |

## Electrician Handbook Store Rankings
| Chart | Country | Category | Rank |
|-------|---------|----------|------|
| Топ по доходу | Чехия | Reference | #21 |
| Топ по доходу | Вьетнам | Reference | #25 |
| Топ по доходу | Португалия | Reference | #28 |
| Топ по доходу | Польша | Reference | #30 |
| Топ по доходу | Венгрия | Reference | #33 |
| Топ бесплатных | Беларусь | Reference | #64 |
| Топ бесплатных | Чехия | Reference | #66 |
| Топ бесплатных | Таиланд | Reference | #79 |
| Топ по доходу | Норвегия | Reference | #80 |
| Топ бесплатных | Эквадор | Reference | #84 |
| Топ по доходу | Швеция | Reference | #92 |
| Топ бесплатных | Греция | Reference | #93 |
| Топ бесплатных | Алжир | Reference | #99 |
| Топ бесплатных | Венгрия | Reference | #101 |
| Топ бесплатных | Аргентина | Reference | #106 |
| Топ бесплатных | Польша | Reference | #107 |
| Топ бесплатных | Вьетнам | Reference | #120 |
| Топ бесплатных | Бразилия | Reference | #121 |
| Топ бесплатных | Россия | Reference | #137 |
| Топ бесплатных | Ирландия | Reference | #145 |
| Топ бесплатных | Ливан | Reference | #147 |
| Топ бесплатных | Испания | Reference | #151 |
| Топ бесплатных | Южно-Африканская Республика | Reference | #161 |
| Топ бесплатных | Италия | Reference | #164 |
| Топ бесплатных | Португалия | Reference | #164 |
| Топ бесплатных | Румыния | Reference | #169 |
| Топ бесплатных | Колумбия | Reference | #173 |
| Топ бесплатных | Мексика | Reference | #174 |
| Топ бесплатных | Нидерланды | Reference | #186 |
| Топ бесплатных | Перу | Reference | #189 |
| Топ бесплатных | Франция | Reference | #190 |
| Топ бесплатных | Азербайджан | Reference | #193 |
| Топ бесплатных | Доминиканская Республика | Reference | #199 |
| Топ бесплатных | Турция | Reference | #203 |
| Топ бесплатных | Украина | Reference | #206 |
| Топ бесплатных | Чили | Reference | #216 |
| Топ бесплатных | Германия | Reference | #222 |
| Топ бесплатных | Индонезия | Reference | #224 |
| Топ бесплатных | Австрия | Reference | #229 |
| Топ бесплатных | Малайзия | Reference | #233 |
| Топ бесплатных | Швеция | Reference | #246 |

## Electrician Handbook Discovered Keywords
- electrical calculator
- castorama
- electrical engineering
- manual

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