Electrical panel is a device that used in an electrical network system to distribute power and protect the network if there is any work failure, such as overload, short circuit, excessive heat, etc. Many types

Transformers or Trafo, are usually used to change the form of electrical energy into other electrical energy. The energy value is changed depending on the user's needs. The transfer of energy from one part to

9 Power Problems Power Failure A total loss of utility power. Can be caused by a number of events ; lightning strikes, downed power lines, grid over demands, accidents and natural disasters. Power failure can