Design Technical Manual

z
Change to a larger capacity of outdoor unit
Remark
B'-1 Outdoor unit model
16Ton : AOUA192TLBVG
(AOUA120TLBV + AOUA72TLBV)
B'-2 Nominal capacity (TC
out
)
r
kBtu/h 192.0
See 2
B'-3
Total capacity of indoor unit / Nominal capacity of outdoor unit
∑(TC
in
)
r
/ (TC
out
)
r
% 100.0
(A-7) / (B'-2)
B'-4 Capacity at design temperature (TC
out
)
d
kBtu/h 196.2
See Fig.2 3)
B'-5 Compensation coefcient of pipe length 0.90
See 6
B'-6 Compensated capacity of outdoor unit (TC
out
)
c
kBtu/h 176.6
(B'-4) x (B'-5)
z
Decide system capacity
Remark
C'-1 System capacity kBtu/h 176.6
Smaller one of
(A-8) and (B'-6)
z
Calculate actual capacity of each indoor unit
Room 1 Room 2 Room 3 Room 4 Room 5 Room 6
Remark
Actual capacity of each indoor unit kBtu/h 3 3.1 33.1 33.1 27.6 27.6 22.1
(C'-1) x (A-3) / (A-7)
Actual capacity of all indoor units is larger than cooling heat load of each room.
Since the capacities of indoor units are smaller than the cooling heat loads, change to
a larger capacity of outdoor units and calculate again.
- (02 - 11) -
MODEL SELECTION MODEL SELECTION