Description
The Rheem-Ruud 47-21663-15 Limit Switch is definitely one of the part that is used as safety and control in the systems especially in regulating temperature in the systems. This limit switch is made compatible with the 230V voltage and that opens at 65°C and closes at 43°C. It also lets you to have precise control over the functioning of your heating equipment through MAX/ MIN settings and over heating. At higher temperature 120°F or above, the limit switch tripped, power is switched off or the device is stopped in order not to be damaged. It re-enters when the temperature returns back to 110°F, and the system can then continue to continue to operate normally. This function enhances safety and performance of HVAC like Gas or oil furnaces in that it maintains acceptable temperatures.
