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  • What electroinstallation is considered acting? #1
  • What do electroinstallations have to be completed with? #2
  • What group on electrical safety the workers from among operation personnel who are individually serving electroinstallations up to 1000 have to have In? #3
  • Whether it is possible to use the earth as a phase or zero wire in electroinstallations to 1000 V? #4
  • What impact on a human body is made by electric current? #5
  • Who is repair personnel? #6
  • Who carries out check of preparation of a workplace in the absence of operation personnel? #7
  • What from listed doesn't concern the main to the isolating electroprotective equipment for electroinstallations up to 1000 In? #8
  • What according to Regulations for electrical installation is called electrorooms? #9
  • Who has the right to individually serve electroinstallations up to 1000 V? #10
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