Introduction to Electrical Engineering

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Pro: ČEKO IMPORT a.s.
Vydal: České vysoké učení technické Praha Autor: Vladimír Kůla, Michal Kříž

Strana 87 z 112

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OPERATION ELECTRICAL INSTALLATIONS 88 10. These activities include tending equipment and devices such switching, controlling, monitoring, well as work electrical installation such maintenance and repairing and verification it. Persons who are required work the vicinity electrical installations shall be provided with training and information that they are able give appropriate first aid treatment for electric shock and/or burns.) All necessary information such network arrangement, state switchgear (on, off, earthed), position safety device permit safe operation the electrical installation shall normally transmitted Command B. OPERATION ELECTRICAL INSTALLATIONS The operation electrical installations includes all activities necessary permit the electrical installation function both under normal and abnormal conditions. The principles for work activity near electrical installation not apply ordinary persons for their own domestic electrical installation private dwellings and when using equipment designed and installed for use ordinary persons which complies with relevant standards. The next information which Command according ČSN 3100 further contains are the workplace, time and type work activities, name and signature person who gives the order and names and signatures persons providing the safety stage workplace (switching off, isolating and earthing it). (This person, according ČSN 3100, signs the Command B. Any tools, equipment, and devices provided for the purpose safe operation the vicinity electrical installation shall suitable for that use, maintained good order and properly used. Before any work activity starts, the nominated person control the electrical installation shall informed the intended work. The preparation the work activity, except for simple and often repeated works, shall be made written form (Command according ČSN 3100). From the basic principles operation electrical installation choose following rules: All activities the vicinity electrical installation shall subjected the preparation and agreement the nominated person control the work activity and the nominated person control the electrical installation. Examples tools, equipment and devices are: - insulating boots, gloves and overshoes; - eye face protection; - insulating mats, platforms and stands; - insulated flexible and rigid screening materials;