CHAPTER ONE
1.0 INTRODUCTION
1.1 BACKGROUND OF THE STUDY
The Change Over Switch I a device used to switch off a power supply and subsequently switch on another power supply. Basically it is aimed at switching on a more convenient power supply to the load.
Since it switches on power to the load, precautions has to be taken while choosing the type of Change Over Switch, while selecting the appropriate size, the control of arcing has to be put into consideration.