Introduction to Electrical Engineering

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........ 98 11.................... Maintenance procedures ...... Bibliography........... 102 13... 89 10........8..................... 93 11.................................................................................................4............7....................................................................... 85 9........................... 108 ..................................... Vocabulary ................................... 96 11.....3....... 96 11........ 98 11........ 86 9.............. 104 14............................................ Electrical test equipment......................................................................6 Measurement the resistance protective conductors................................................3.............4 Polarity test...5...... 95 11.......................................2 Insulation resistance the electrical installation.......................................... OPERATION ELECTRICAL INSTALLATIONS........................................9....................................3 Protection separation circuits (electrical separation)....................... 97 11.............2................................................. Protection against electric shock.......................................................................3.............................CONTENTS 6 9.................3.....................4..............................10............................1 Emergency switching off...... FIRST AID TREATMENT THE ELECTRIC SHOCK .. Personnel..................... Occupational Safety and Health Regulations ............................. 93 11... 97 11.......... Standard operational procedures....6..........7.................................................... 88 10.......................... Test procedure.................................................. 95 11.............................................. Preparation tests, switching operations test stations..............................................................................................3............. Electrical work activities school laboratories ...........................................................................................2 Personnel ..............................................1 Continuity the protective conductors, including the main and supplementary equipotential bonding........... 95 11....................................................................... 91 10....................... 96 11.........4 Protection against residual voltages and transfer voltages.................................... 86 9..................................................................................... 107 15.................................... Test stations without automatic protection against direct contact ... 86 9.............................1..................................................................1..... Operational status ........................................3.................................... Operation test equipment................................. 87 10......................... 94 11.......5 Automatic disconnection supply......................................................................................................................... Working procedures.......... Test stations with automatic protection against direct contact ..........3 Preventing automatic energizing ...................1 General .................. 96 11.....3.................2.............. 90 10............. ERECTION AND OPERATION ELECTRICAL TEST EQUIPMENT..................................................3......................................7.............................3.......................... 97 11.............3................................ 85 9.....2 Preventing unauthorised and unintentional switching -on ................................................................. Test laboratories and experimental stations......................3........................................3............................... 100 12. 91 11... 99 11.......

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