The Электробезопасность 4 группа app by SergeyV Apps Handbooks is a free, Android-based exam preparation app that tests your knowledge of the norms and rules of working with electrical installations in the scope of the IV group of electrical safety. The app includes 10 tickets for each of the following topics:

• Electrical safety 4 group up to 1000 V
• Electrical safety 4 group above 1000 V

You can also choose 10 random questions. All test results will be displayed on the initial screen. The application will help you prepare for the certification in electrical safety. All tickets correspond to the collections of Rostekhnadzor.

The app is designed for informational purposes only. It offers a comprehensive review of the technical and organizational measures that prevent harmful and dangerous effects on workers from electric current, electric arcs, electromagnetic fields, and static electricity.