07-07
What are the industry standards for household variable frequency heating and cooling units
GB 4706.1-2005 "Safety of Household and Similar Electrical Appliances - Part 1: General Requirements": This standard specifies the safety requirements for household and similar electrical appliances,
07-07
What is the difference between air powered water heaters and regular water heaters
The operating principle is different: an air energy water heater uses the heat energy in the air to heat the water in the water tank, while a general water heater uses an electric heating rod to direc