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21. Selection procedure
Calculate each indoor load separately
Select the indoor units
that matches the indoor load
Perform temperature correction to
calculate the actual capacity
of the indoor unit
Indoor actual capacity
≥
indoor load
Calculate the total capacity
of the indoor units
Yes
Yes
Yes
No
No
No
Reselect the
indoor units
Select the outdoor units
Calculate correction coefficient
such as temperature / pipe
length / drop
Calculate system capability
Changed the
outdoor units
Outdoor total capacity
≥system capability
Calculate indoor capability
Indoor actual capacity
≥
indoor load
Finish