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Все вопросы
- In what sequence you need to perform technical activities that ensure the safety of work with stress? #51
- Who should carry out the installation and replacement of measuring transformers of current and voltage? #52
- What is called ground work? #53
- What is the earthing system of the following refers to a system of TN-S? #54
- Within what time must be ensured by the direct contact of the pointer with controlled voltage live parts when checking the absence of voltage in electrical installations up to 1000 V? #55
- What are the signs of these belong to the index? #56
- When, as a rule, are assigned a responsible supervisor? #57
- Who carries out state supervision over compliance with the requirements of the rules and regulations of electrical safety in electrical installations? #58
- During what period conducted a comprehensive testing of the operation of the transmission line prior to commissioning? #59
- What is the frequency of testing for electrical safety are established for staff of the electrical installation? #60