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23
Economizer with 1-in. Filter Pressure Drop (IN. W.C.)
Filter Size in. (mm)
Cooling
Tons
Standard CFM (SCFM)
600
700
800
900
1000
1100
1200
1300
1400
1500
1600
1700
1800
1900
2000
2100
2200
600-1400 CFM
12x20x1
(305305x508x25)
2.0,
2.5,
3.0
-
-
0.09
0.14
0.16
0.18
0.25
0.28
0.30
-
-
-
-
-
-
-
-
1200-1800 CFM
14x24x1
(406356x610x25)
3.5,
4.0
-
-
-
-
-
-
0.10
0.11
0.12
0.13
0.14
0.16
0.16
-
-
-
-
1500-2200 CFM
18x24x1
(406457x610x25)
5.0
-
-
-
-
-
-
-
-
-
0.15
0.17
0.18
0.20
0.21
0.22
0.23
0.23
Filter Pressure Drop Table (IN. W.C.)
Filter Size in. (mm)
Cooling
Tons
Standard CFM (SCFM)
600
700
800
900
1000
1100
1200
1300
1400
1500
1600
1700
1800
1900
2000
2100
2200
600-1400 CFM
12x20x1
(305305x508x25)
2.0,
2.5,
3.0
0.03
0.05
0.06
0.08
0.10
0.11
0.13
0.14
0.16
-
-
-
-
-
-
-
-
1200-1800 CFM
14x24x1
(406356x610x25)
3.5,
4.0
-
-
-
-
-
-
0.07
0.08
0.09
0.09
0.10
0.11
0.12
-
-
-
-
1500-2200 CFM
18x24x1
(406457x610x25)
5.0
-
-
-
-
-
-
-
-
-
0.04
0.06
0.08
0.10
0.11
0.13
0.14
0.15