Enterprise Data Modeling - similar to conceptual data modeling, but addresses the unique requirements of a specific business. Logical Data Modeling - illustrates the specific entities, attributes and relationships involved in a business function. Serves as the basis for the creation of the physical data model. Physical Data Modeling - represents an application and database-specific implementation of a logical data model.
Air Compressor Motors See all 9 items in product family Air Compressor Motors Are Used For A Variety Of Paint Spraying Applications. Air Compressor Motors are made of constructed with TeflonÂ® cylinder rings, cast aluminum cylinder, stainless steel reed valves and other high quality materials for long lasting durability and dependability. Designed with quiet motor with only 70 decibels of sound. Powerful motor creates less noise and less wear.
Air Conditioner Compressor. Air conditioner compressor is used to remove the heat-laden vapor refrigerant from the evaporator of the air conditioning systems. In layman term, the compressor compresses or squeezes the vapor into a smaller volume at high temperature.he hermetic compressor has a motor which is sealed inside a housing with the compressor, hence a crankshaft seal is not required. The motor rotor is located either at the top or bottom of the unit. There are basically 5 types of air conditioner compressor that are commonly used in the HVAC industry: 1  Reciprocating. 2  Scroll.