1-Acb controling, 2-star-delta controling and power diagram, 3- Dol controling diagram, 4- Acb relay setting, 5- motor testing value, 6- merger, multimeter and earth testing meter knowledge, 7- motor protection- MPCB, ELR, EOCR related setting value and work, 8- Light arresting work, 9- CT, PT work, 10-Transformer safety, 11- Cooling tower work and care, 12-cooling tower and air washer capacity, 13- UPS capacity, 14- UPS Generally problem create?, 15- Electrical Drawing?, 16- dry type and oil type TRANSFORMER different, 17- DG all check work detail, 18- DG smoke value, 19- DG vabret value, 20- DG cooling type.