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 109 z 112

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These are the employees (ordinary persons) acquainted with regulations treatments with electric current and aware the possible danger electric current Allowed activities: − they can independently manipulate only electrical equipment safety extra low voltage SELV (up 50V) and low voltage (up 1000V) but only they cannot touch the life parts (parts under voltage) during normal operation − switching and off, plugging into the socket, moving connecting cables, exchange of bulbs when switched off and exchange safety fuses − they can perform maintenance work without the dismantling with instruments (dry cleaning) when the equipment switched off − must safe distance from unprotected working parts under voltage least 1 meter .1.6 Decree the Czech Occupational Safety Office Basic regulations: − technical documentation for production, assembly, operation, maintenance and repair of machines, facilities and technology must contain requirements for ensuring the safety of labour, principles for control, tests and revisions − machinery, technical facilities and technologies there must kept the prescribed operational technical documentation into which all the changes must recorded − machines and technical equipment can start their operation only they correspond to pertaining regulations and after the prescribed tests, controls and revisions have been performed − machines and technical equipment must submitted during their operation regular prescribed checks, test revisions, maintenance and repairs − workplaces, machinery and technical equipment which can endanger people must have safety designation (colours, signs, tables, light and acoustic signals) This regulation further contains basic requirements ensure work safety and safety the technical facilities during the work and services the premises.50/78 Law code).1.OCCUPATIONAL SAFETY AND HEALTH REGULATIONS 110 − participate instructive workshops for Health and Occupational Safety, undergo tests, and medical check ups − not use alcoholic drinks and misuse other drugs the workplace, and during working hours outside the workplace, not start work under the influence drugs, stick ban on smoking the workplace − notify the supervisors and other supervising bodies the shortcomings and defects of Health and Safety principles, and participate their disposal − undergo the medical tests determine whether s/he not under the influence drugs 15. 15.7 Safety work with electrical equipment Threatening danger: accident electric current, fire, explosion Every employee must get least the lowest qualifications according Decree no. 50/78 Law code: Acquainted persons (§3 Decree no