Classification and characteristics of FCU
According to the structure can be divided into: floor standing, horizontal, wall mounted type, cassettle type and so on.Among them, the floor standing is divided into columns and low type.
According to the installation method can be divided into unconcealed and concealed; According to the water inlet position, it is divided into left and right.
The wall-mounted fan coil unit is fully unconcealed equipped with a compact structure and good appearance, which is directly above the wall
Cassettle type (ceiling embedded) unit.In the upper canopy, the fan, motor and coil are placed above the ceiling, which belongs to the semi -unconcealed unit.The unit has a beautiful shell, with its own inlet and outlet, and is installed in the room.
The shell of the concealed FCU is usually made of galvanized steel. According to the national standard "fan coil unit" (GB/ t19232-2003) , the fan coil unit is divided into two types according to the external static pressure: low static pressure type and high static pressure type.
The outlet static pressure of the low static pressure unit at the rated air volume is 0 or 12Pa. For the unit with tuyere and filter, the outlet static pressure is 0.
For units without tuyere and filter, the outlet static pressure is 12Pa; The static pressure of the high static pressure unit at the rated air volume is not less than 30Pa.