32
Table 14 – HEATING CAPACITIES 3 TONS
548J*04
RETURN
AIR
(°Fdb)
CFM
(STANDARD AIR)
TEMPERATURE AIR ENTERING OUTDOOR COIL (°F db a t 70% rh)
--- 10 0 10 17 30 40 47 50 60
55
900
Capacity 11.6 15.1 18.9 21.7 27.6 32.7 36.0 37.1 41.8
Int. Cap. 10.7 13.9 17.4 19.8 24.2 32.7 36.0 37.1 41.8
1200
Capacity 12.0 15.5 19.4 22.3 28.4 33.5 36.7 37.8 42.7
Int. Cap. 11.1 14.3 17.8 20.3 24.9 33.5 36.7 37.8 42.7
1500
Capacity 12.6 16.3 20.2 23.1 29.5 34.2 37.5 38.6 43.5
Int. Cap. 11.6 15.0 18.5 21.1 25.8 34.2 37.5 38.6 43.5
70
900
Capacity 9.8 13.3 17.2 20.0 25.6 30.4 34.5 35.5 40.2
Int. Cap. 9.0 12.3 15.7 18.2 22.5 30.4 34.5 35.5 40.2
1200
Capacity 10.1 13.8 17.7 20.7 26.6 31.7 35.4 36.5 41.2
Int. Cap. 9.3 12.7 16.3 18.8 23.3 31.7 35.4 36.5 41.2
1500
Capacity 10.8 14.6 18.6 21.5 27.7 33.0 36.4 37.4 42.0
Int. Cap. 10.0 13.4 17.1 19.6 24.3 33.0 36.4 37.4 42.0
80
900
Capacity 8.3 11.9 15.7 18.6 24.1 29.0 32.7 34.1 39.0
Int. Cap. 7.7 10.9 14.4 16.9 21.2 29.0 32.7 34.1 39.0
1200
Capacity 8.6 12.4 16.3 19.3 25.1 30.2 34.3 35.4 40.1
Int. Cap. 8.0 11.4 15.0 17.6 22.0 30.2 34.3 35.4 40.1
1500
Capacity 9.3 13.2 17.2 20.2 26.2 31.4 35.5 36.5 41.1
Int. Cap. 8.6 12.1 15.8 18.4 23.0 31.4 35.5 36.5 41.1
Table 15 – HEATING CAPACITIES 4 TONS
548J*05
RETURN
AIR
(°Fdb)
CFM
(STANDARD AIR)
TEMPERATURE AIR ENTERING OUTDOOR COIL (°F db a t 70% rh)
--- 10 0 10 17 30 40 47 50 60
55
1200
Capacity 17.5 22.0 26.6 30.0 36.8 42.6 47.1 48.9 55.3
Int. Cap. 16.2 20.2 24.4 27.3 32.2 42.6 47.1 48.9 55.3
1600
Capacity 17.5 22.1 26.7 30.2 37.3 43.5 47.9 49.8 56.1
Int. Cap. 16.2 20.3 24.5 27.5 32.7 43.5 47.9 49.8 56.1
2000
Capacity 18.5 23.1 27.8 31.3 38.7 44.9 49.1 50.9 57.1
Int. Cap. 17.1 21.3 25.5 28.6 33.9 44.9 49.1 50.9 57.1
70
1200
Capacity 15.8 20.3 25.0 28.3 35.0 40.5 44.7 46.7 53.0
Int. Cap. 14.6 18.7 22.9 25.8 30.6 40.5 44.7 46.7 53.0
1600
Capacity 15.9 20.5 25.3 28.7 35.6 41.3 45.8 47.8 53.9
Int. Cap. 14.7 18.9 23.2 26.1 31.2 41.3 45.8 47.8 53.9
2000
Capacity 17.0 21.7 26.5 29.9 36.9 42.9 47.3 49.1 55.2
Int. Cap. 15.7 20.0 24.3 27.3 32.4 42.9 47.3 49.1 55.2
80
1200
Capacity 14.2 18.8 23.5 26.9 33.6 39.0 43.2 45.1 51.4
Int. Cap. 13.1 17.3 21.6 24.6 29.4 39.0 43.2 45.1 51.4
1600
Capacity 14.4 19.1 23.9 27.4 34.2 39.8 44.2 46.1 52.4
Int. Cap. 13.3 17.6 22.0 25.0 30.0 39.8 44.2 46.1 52.4
2000
Capacity 15.5 20.3 25.2 28.7 35.6 41.4 45.9 47.8 53.8
Int. Cap. 14.3 18.7 23.1 26.1 31.2 41.4 45.9 47.8 53.8
LEGEND
Capacity --- Instantaneous Capacity (1000 Btuh) includes indoor fan motor heat @ARI static conditions
Int. Cap. --- Integrated Capacity is Instantaneous Capacity minus the effects of frost on the outdoor coil a nd the heat required to defrost
rh --- Relative Humidity
db --- Dry Bulb
548J
