Electrical switches in a reflected ceiling plan denote the different electrical instruments on that floor or space, connected to the electrical outlets. These items include different types of switches- dimmer switch, three-way switch, four-way switch, multi-switch, pull-cord switch, electrolier switch, etc. Some other types of switches include low voltage master switches, weatherproof fused switches, etc. Circuit breaker switches are also included. The common symbol for electrical switches in a reflected ceiling plan is the letter ‘S’ with a longitudinal straight line. Then, based on their differences, different letters or collections of words are put with them. For example, for a fused switch, an ‘F’ is included in the symbol.