Demand function is widely used in Japan among different fields such as construction company, factory, building maintenance company, hospital, hotel, etc., who need to consume the large electrical power.
For example, 300kW, 500kW or 600kW on an annual basis. Therefore, they naturally need to monitor the total consumption of the power in order to save their power as low as possible.
Now, the demand function being provided in our Power Meter MODEL 6300 is quite useful and effective as simplified monitoring system.