2
Equipment selection procedure
Outdoor unit (A1)
220
200
180
160
140
120
100
80
60
40
20
0
-20
-40
-60
-80
-100
-120
0
50
100
Outdoor unit (A2)
220
200
180
160
140
120
100
80
60
40
20
0
-20
-40
-60
-80
-100
-120
0
50
100
Outdoor unit (A3)
220
200
180
160
140
120
100
80
60
40
20
0
-20
-40
-60
-80
-100
-120
0
50
100
150
200
250
300
Piping equivalent length (ft)
150
200
250
300
Piping equivalent length (ft)
150
200
250
300
Piping equivalent length (ft)
350
400
450
350
400
450
350
400
450
17
500
550
600
650
500
550
600
650
500
550
600
650
700