Operating Range Mxz-2C20Na2; Max. Refrigerant Piping Length And Pipe Size Selection Mxz-2C20Na2; Outdoor Unit - Mitsubishi Electric MXZ-2C20NA2-U1 Service Manual

Indoor intake air temperature Outdoor intake air temperature
Maximum
Cooling
Minimum
Maximum
Heating
Minimum
MAX. REFRIGERANT PIPING LENGTH & PIPE SIZE SELECTION
MXZ-2C20NA2
Piping length each indoor unit (a, b)
Total piping length (a+b)
Bending point for each unit
Total bending point
It is irrelevant which unit is higher.
Refrigerant pipe diameter is different according to indoor unit to be connected. When using extension pipes, refer to the
tables below.
When the diameter of refrigerant pipe is different from that of outdoor unit union, use optional Different-diameter pipe.
For further information on Different-diameter pipe, refer to "PARTS CATALOG".
OBH702G
95°FDB, 71°FWB
67°FDB, 57°FWB
80°FDB, 67°FWB
70°FDB, 60°FWB
82 ft. MAX.
164 ft. MAX.
25 MAX.
50 MAX.
Indoor
units
115°FDB
14°FDB
75°FDB, 65°FWB
6°FDB, 5°FWB
a
Outdoor
unit
b
Outdoor unit union diameter
For
Indoor unit A
Indoor unit B
35
Max. height difference
49 ft.
49 ft.
33 ft.
Unit: inch
Liquid 1/4
Gas 3/8
Liquid 1/4
Gas 3/8