5-5
PERFORMANCE DATA & PRESSURE CURVES
Revision Y05-01
Service Manual - ALPHA
5.3 Alpha9/GCN9
5.3.1 Cooling
Capacity
(kW)
ENTERING AIR
DB OD Coil(
o
C)
Data
ENTERING AIR WB/DB ID Coil(
o
C)
15/21
17/24
19/27
21/29
23/32
15
(1)
TC
2.69 2.85 2.98 3.12 3.22
SC
1.76 1.87 1.97 1.92 1.95
PI
0.62 0.62 0.62 0.62 0.62
20
(1)
TC
2.67 2.82 2.96 3.09 3.19
SC
1.90 2.02 2.13 2.07 2.12
PI
0.67 0.67 0.67 0.68 0.68
25
TC
2.56 2.75 2.90 3.04 3.14
SC
1.71 1.83 1.94 1.90 1.95
PI
0.72 0.73 0.73 0.74 0.74
30
TC
2.40 2.59 2.80 2.90 3.01
SC
1.63 1.76 1.90 1.86 1.93
PI
0.78 0.79 0.80
0.81 0.81
35
TC
2.22 2.40
2.64
2.77 2.88
SC
1.53 1.67
1.82
1.80 1.87
PI
0.84 0.86
0.87
0.88 0.88
40
TC
2.01 2.19 2.43
2.56 2.67
SC
1.42 1.57 1.72 1.69 1.78
PI
0.91 0.92 0.94 0.95 0.96
46
TC
1.74 1.93 2.16 2.30 2.40
SC
1.29 1.43 1.61 1.58 1.66
PI
1.00 1.01 1.03 1.04 1.05
LEGEND
TC –
Total Cooling Capacity, kW
SC – Sensible
Capacity,
kW
PI –
Power Input, kW
WB – Wet Bulb Temp., (
o
C)
DB –
Dry Bulb Temp., (
o
C)
ID
–
Indoor
OD –
Outdoor
(1) Marked area is below standard operating limits. For operating in low ambient
conditions, an A.S.K Kit is required.
