-
3
-
'11 • KX-T-166
<Outdoor unit maximum heating capacity> : Item (2) (b) calculation
• Outdoor unit rated heating capacity: 25.0 kW
• Capacity compensation coefficient according to temperature conditions:
1.04 (Calculated according to Outdoor 6˚C WB / Indoor 19˚C DB); (See page 14)
Outdoor unit heating capacity: 25.0 kW
×
.04 = 26.0 kW
• Capacity compensation coefficient according to piping length: 0.982 (calculated according to 60 m length); (See page 15)
26.0 kW
×
0.982 .=. 25.5 kW
•
Capacity compensation coefficient according to height difference: 0.96 (calculated according to 20 m difference); (See page 16)
25.5 kW
×
0.96 .=. 24.5 kW
• Correction of heating capacity in relation to the frost on the outdoor unit heat exchanger:
1.0 (calculated according to 6˚C WB); (See page 000)
24.5 kW
×
.0 .=. 24.5 kW.
•
Capacity compensation coefficient according to indoor unit connected total capacity: 1.0
,
(56
×
5) / 224 .=. 25%) (See page 6)
24.5 kW
×
.0 .=. 24.5 kW.
<System heating capacity>: Item (2) (c) calculation
Compare the indoor unit total heating capacity and the outdoor unit maximum heating capacity. The smaller value is the actual
system heating capacity.
• Indoor unit total heating capacity
: 33.0 kW
• Outdoor unit maximum heating capacity : 24.5 kW
e
System heating capacity: 24.5 kW
<Indoor unit heating capacity compensation> (Item (2) (d) calculation
24.5 kW
×
6.6 kW 4.9 kW
33.0 kW
.=.
(3) Capacity compensation coefficient
(a) Capacity compensation coefficient and power consumption compensation coefficient according to in-
door and outdoor temperature conditions.
1) Capacity compensation coefficient
S
Cooling
Indoor air W.B. temperature 14˚CWB
Indoor air W.B. temperature 15˚CWB
Indoor air W.B. temperature 16˚CWB
Indoor air W.B. temperature 17˚CWB
Indoor air W.B. temperature 18˚CWB
Indoor air W.B. temperature 19˚CWB
Indoor air W.B. temperature 20˚CWB
Indoor air W.B. temperature 21˚CWB
Indoor air W.B. temperature 22˚CWB
Indoor air W.B. temperature 24˚CWB
Indoor air W.B. temperature 26˚CWB
Outdoor air D.B. temperature (˚CDB)
Capacity compensation conefficient
0.70
0.75
0.80
0.85
0.90
0.95
1.00
1.05
1.10
1.15
1.20
1.25
1.30
1.35
1.40
0
2
4
6
8
10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42
Note (1) The above-mentioned table shows a typical condition among conditions to occur via controlling an air-conditioning equipment.
(2) When performing the cooling operation with the outdoor air temperature being -5°C or under, a windbreak fence must be
installed.
