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  • What forbidding posters are hung out on drives of switching devices in order to avoid giving of tension on a workplace when carrying out repair or planned survey of the equipment? #11
  • What responsibility is provided for violation of requirements of normative documents at operation of electro installations #12
  • What objects from listed belong to special objects on degree of danger of defeat by a lightning? #13
  • What loops of electric current (a way of passing) through a body of the person are the most dangerous? #14
  • Who is quick repair personnel? #15
  • What review frequency of knowledge on to electrical safety it is established for personnel, directly organizing and carrying out works on service operating electroinstallations? #16
  • What instructing has to take place electrotechnical personnel before works on the order? #17
  • What does the worker who has noticed malfunctions of electroinstallation or means of protection have to make? #18
  • Under what conditions in electroinstallation up to 1000 V the workers who aren't serving it are allowed? #19
  • What it is necessary to make first of all at defeat of the person electric current? #20
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