
6. Capacity Correction Factor
131
MULTI
Outdoor Unit
Multiple piping type
■
Calculation of actual system capacity
1.
Outdoor unit rated capacity
Q
odu(rated)
[from specification table]
2.
Outdoor unit capacity at Ti, To temperature.
Q
odu(Ti, To)
[from capacity table]
3.
Outdoor unit capacity correction factor
F
(Ti, To)
=
Q
odu(Ti, To)
/
Q
odu(rated)
4.
Piping correction factor [from capacity correction factor table]
F
main (length, elevation)
for main piping length or elevation
:
F
main (length, elevation)
is used only when the BD (Distributor Box) unit is connected.
F
branch (length, elevation)
for branch piping length or elevation
5.
Individual indoor unit combinational capacity
Q
idu (combi)
=
Q
odu(rated)
x
Q
idu(rated,each)
/
Q
idu(rated,total)
: Q
idu(rated,each)
is Capacity of individual indoor unit
: Q
idu(rated,total)
is Total sum of individual capacity for connected indoor units
Refer to the ‘Specifications’ of each indoor units
6.
Individual indoor unit actual capacity
Q
idu (actual)
=
Q
idu(combi)
x
F
(Ti, To)
x
F
main (length, elevation)
x
F
branch (length, elevation)
:
F
main (length, elevation)
is used only when the BD (Distributor Box) unit is connected.
Содержание A2UW18GFAC
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