Marvair Exterior Wall Mounted Cooling Unit

Marvair Exterior Wall Mounted Cooling Unit  MAA/MGA Series

Cooling Capacity :   18,000~ 60,000 Btu/h (5.27Kw ~ 17.6Kw)

Heating Capacity :  17,000~ 2,000 Btu/h (5.0Kw ~ 15.0Kw)

MODELS:

MAA1018A-1060A & MGA1072A, MAA2024A-2072A & MGA2072A

MAA1036D-1060D & MGA1072D (48 VDC BLOWERS) ,MAA4048A-4120A

Designed for Operation in Low Ambient Conditions

Low ambient control cycles condenser fan to maintain proper refrigerant pressures. 

Allows operation in mechanical cooling (compressor) of our standard air conditioners 

down to 20°F (-7°C). With the Extreme Duty option, the units will operate down to 

0°F (-18°C). Note: low temperature operation is affected by ambient conditions, e.g. 

wind and humidity Three minute by-pass of the low pressure switch for start-up of 

compressor when outdoor temperatures are below 55°F (13°C)

Optional factory built-in economizer

High Efficiency

High efficiency compressor

Lanced fins standard on all evaporator and condenser coils

Built-in Reliability

High pressure switch and low pressure switch with lockout protects refrigerant circuit

Adjustable .03 to ten minute delay on make for short cycle protection

Remote Alarm Capability

Dry contacts can be used for remote alarm or notification upon air conditioner lockout