Understanding how electricity goes from start to finish helps you better understand the comfort business.
We have been talking about thermostats and the fact that the heating business is really the comfort business. A thermostat is one of the three components of a basic control circuit (power supply, switch and load). Now let’s look at another of the three components — the power supply.
I want to talk about transformers. In any low voltage circuit, the transformer is the power supply. But first ...