Basic College of Electric Knowledge Definitions kW stands for kilowatts. This is the unit of power or demand. To do any type of work you need power. This is the unit of electrical energy which always has time associated with it because It is simply power consumed in time. This is a unit of reactive energy representing inefficiencies in your system.
Power is used to take some action.
You can almost think of it as resistance to good power. It is what you used vs. what you could have used. In general, a ratchet is a percentage of the highest measured peak demand, achieved during the 4 months window of June through September, charged by the utility for the next 12 months period. Distribution refers to the portion of your power that leaves the utility substation and arrives at your meter. Power Supply refers to the portion of your power that leaves the generating station through transmission lines and arrives in a utility substation.