Electrical Machines and Equipment
Electrical Machines and Equipment
Electrical Machines and Equipment
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<strong>Electrical</strong> Technology Department<strong>Electrical</strong> <strong>Machines</strong> & <strong>Equipment</strong>sDetailed Practical ContentsHours Contents Related Tasks Insert the coils in the slots <strong>and</strong> weld the coil terminals to thecommutator. File <strong>and</strong> clean the commutator. B<strong>and</strong>age the windings. Assemble the motor. Connect <strong>and</strong> test the motor.4-Preventive maintenance of electrical machines:10 Checking the motor shafts against bending or wearing. Checking motor fans <strong>and</strong> replacing them if necessary. Checking motor bearing <strong>and</strong> replacing them if necessary. Checking motor carriers <strong>and</strong> replacing them if necessary. Checking carbon brushes <strong>and</strong> replacing them ifnecessary. Checking seals <strong>and</strong> gaskets for oil leakage <strong>and</strong> replacingthem if necessary. Lubricating <strong>and</strong> oiling electrical machines.F1, F2, F3, F4,F5, F6, F7, F8205-Safety measures <strong>and</strong> protection: Tests the safety measures in case of direct <strong>and</strong> indirect contact. Selection of the suitable safety measures for possibleapplications. Protection tests using isolating transformers. Earth leakage protection tests.B1, B2, B3, B4,B5, B6, B7, B8,B9, B10, B11References Top 2 <strong>and</strong> 4: Electric Power Engineering Proficiency Course, DeutscheGesellschaft Fur Technische Zusammenarbeit (GTZ)- 36 -
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