SELECTION DATA
4-4
TC-16001-rev.5
< Result >
Item Room (1) Room (2) Room (3) Total
Selected Model HIDM015B21S HIDM015B21S HIDM018B21S (1) ~ (3)
Actual
Capacity
Actual Maximum
Cooling Capacity
Btu/h 11,216 11,216 13,459 35,890
(kW) (3.3) (3.3) (3.9) (10.5)
Actual Maximum
Heating Capacity
Btu/h 11,630 11,630 13,956 37,216
(kW) (3.4) (3.4) (4.1) (10.9)
Design
Load
Estimated
Cooling Load
Btu/h 11,000 11,000 13,000 35,000
(kW) (3.2) (3.2) (3.8) (10.3)
Estimated
Heating Load
Btu/h 11,400 11,400 13,700 36,500
(kW) (3.3) (3.3) (4.0) (10.7)
(7) Actual Capacity
In the example, the total indoor unit capacity is 48MBH (= 15MBH x 2 + 18MBH),
and outdoor unit capacity is 48MBH.
Therefore, the connected indoor unit capacity ratio is 100%.
a) Actual Capacity of Outdoor Unit
Maximum Actual Capacity of Outdoor Unit
=
1
Outdoor Unit Capacity According to Temperature Condition and Connected IDU Capacity Ratio
×
2
Correction Factor According to Piping Length and Lift
×
3
Correction Factor According to Defrosting Operation (only heating)
×
4
Correction Factor According to Altitude
Maximum Actual Capacity of Outdoor Unit
Cooling = 48,000Btu/h × 1.0 × 0.97 = 35,890Btu/h
Heating = 54,000Btu/h × 0.9 × 0.87 × 0.97 = 37,216Btu/h
b) Actual Capacity of Each Indoor Unit
Actual Capacity of Each Indoor Unit
= Actual Capacity of Outdoor Unit × Each Indoor Unit Capacity ÷ Summation of Indoor Units Capacity
1 2 3 4
Cooling 37 MBH 1.00 - 0.97
Heating 49 MBH 0.90 0.87 0.97
Note Section 4.2 Section 4.3 Section 4.4 Section 4.5
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