Product Features - Midea MTA-18WN1 Technical & Service Manual

MCAC-UTSM-201707

4. Product features

Indoor Unit
General
These duct type indoor units which capacity range is from 1.5ton to 5ton, are suitable for
mounting above ceiling. The units are factory assembled, internally wired and tested before
leaving the manufacture. The indoor units are insulated by polyethylene foam.
Casing
The units are constructed form Heavy Gauge Zinc coated steel sheets. The sheet steel zinc
coated by hot dip process confirming to standard ASTMA 653.
Evaporator
Internally finned, copper tubes mechanically bonded to a configured hydrophilic aluminum fin
shall be standard. Coils are leak tested at the factory to ensure the pressure integrity. The
evaporator coil is already leak tested to 3,100kPa (450 psig). Anti-corrosion treatment for coils is
optional.
Drain pan
The condensate drain pan is fabricated of EPS. The inner of the drain pan adopts vacuum
forming technology.
Indoor fan
The indoor units have centrifugal fan. The fan is directly driven by indoor fan motor.
Filter
The filter is already fix in the frame of air return. It is Nylon washable type.
Outdoor unit
General
The outdoor units are top-discharge type. The units with weatherproof heavy gauge base are
factory assembled, internally wired, fully charged refrigerant and 100% run tested to check
cooling operation, fan rotation and control sequence before leaving the factory.
Midea Tropical R410A High Efficient Duct Technical Manual 50Hz
4