FILTER SIZE
(IN.)
500
600
700
20 X 20 X 1
0.05 0.07 0.08 0.10 0.12 0.13
20 X 24 X 1
—
—
—
24 X 30 X 1
—
—
—
FILTER SIZE
(MM)
236
283
508 x 508
12.4
17.4
508 x 610
—
—
610 x 762
—
Table 9—Accessory Electric Heat Pressure Drop (in. wg)–ENGLISH
HEATER
KW
600
3.5–12.1
0.030
HEATER
KW
283
3.5–12.1
7.5
SUPERHEAT
TEMP
424
(°C)
0
1.7
1
2.8
2
3.9
3
5.0
4
6.1
6
7.2
7
8.3
8
9.4
9
10.6
10
11.7
11
12.8
12
13.9
13
15.0
14
16.1
15
16.7
16
17.2
17
18.3
18
19.4
19
20.6
20
21.7
21
22.8
22
23.9
Table 7—Fitler Pressure Drop (in. wg)-English
800
900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300
0.14
—
0.09 0.10
0.11
—
—
—
—
Table 8—Filter Pressure Drop (Pa)-SI
330
378
425
472
519
19.9
24.9
29.9
32.3
34.8
—
—
22.4
24.9
27.4
—
—
—
—
—
800
1000
0.033
0.037
Table 10—Accessory Electric Heat Pressure (Pa)–SI
378
472
8.2
9.2
Table 11—Required Suction-Line Temperature (Metric)
SUCTION PRESSURE AT SERVICE PORT (KPA)
443
463
2.8
3.9
3.9
5.0
5.0
6.1
6.1
7.2
7.2
8.3
8.3
9.4
9.4
10.6
10.6
11.7
11.7
12.8
12.8
13.9
13.9
15.0
15.0
16.1
16.1
17.2
17.2
18.3
17.8
18.9
18.3
19.4
19.4
20.6
20.6
21.7
21.7
22.8
22.8
23.9
23.9
25.0
25.0
26.1
CFM
0.15
—
—
—
—
0.13
0.14
0.15
0.16
—
0.07
0.08
0.09
0.10
0.11
L/S
566
614
661
707
37.3
—
—
—
32.3
34.8
37.4
39.9
17.4
19.9
22.4
24.9
CFM
1200
1400
0.042
0.047
L/S
569
661
10.4
11.7
483
503
5.0
6.1
6.1
7.2
7.2
8.3
8.3
9.4
9.4
10.6
10.6
11.7
11.7
12.8
12.8
13.9
13.9
15.0
15.0
16.1
16.1
17.2
17.2
18.3
18.3
19.4
19.4
20.6
20.0
21.1
20.6
21.7
21.7
22.8
22.8
23.9
23.9
25.0
25.0
26.1
26.1
27.2
27.2
28.3
18
—
—
—
—
—
—
—
—
0.12
0.13
0.14
0.15
755
802
850
896
—
—
—
—
—
—
—
—
27.4
29.9
32.3
34.8
1600
1800
2000
0.052
0.060
0.067
755
850
944
12.9
14.9
16.7
524
546
7.2
8.3
8.3
9.4
10.6
9.4
10.6
11.7
10.6
11.7
12.8
11.7
12.8
13.9
12.8
13.9
15.0
13.9
15.0
16.1
15.0
16.1
17.2
16.1
17.2
18.3
17.2
18.3
19.4
18.3
19.4
20.6
19.4
20.6
21.7
20.6
21.7
22.8
21.7
22.8
23.9
22.2
23.3
24.4
22.8
23.9
25.0
23.9
25.0
26.1
25.0
26.1
27.2
26.1
27.2
28.3
27.2
28.3
29.4
28.3
29.4
30.6
29.4
30.6
31.7
—
—
—
—
—
—
0.16
0.17
0.18
944
991
1038
—
—
—
—
—
—
37.3
39.8
42.3
2200
0.075
1038
18.7
568
591
9.4
10.6
11.7
12.8
13.9
15.0
16.1
17.2
18.3
19.4
20.6
21.7
22.8
23.9
25.0
25.6
26.1
27.2
28.3
29.4
30.6
31.7
32.8