TABLE 21—ICM FIOP WET COIL PRESSURE DROP (IN. WG)
UNIT
SIZE
STANDARD CFM (SCFM)
600
700
800
900
1000
1100
1200
1300
1400
1500
1600
1700
1800
1900
2000
2100
024
0.005
0.007
0.010
0.012
0.015
–
–
–
–
–
–
–
–
–
–
–
030
–
0.007
0.010
0.012
0.015
0.018
0.021
0.024
–
–
–
–
–
–
–
–
036
–
–
–
0.019
0.023
0.027
0.032
0.037
0.042
0.047
–
–
–
–
–
–
042
–
–
–
–
0.014
0.017
0.020
0.024
0.027
0.031
0.035
0.039
0.043
–
–
–
048
–
–
–
–
–
–
0.027
0.032
0.036
0.041
0.046
0.052
0.057
0.063
0.068
–
060
–
–
–
–
–
–
–
–
–
0.029
0.032
0.036
0.040
0.045
0.049
0.053
TABLE 22—FILTER PRESSURE DROP TABLE (IN. WG)
FILTER SIZE
CFM
500
600
700
800
900
1000
1100
1200
1300
1400
1500
1600
1700
1800
1900
2000
2100
2200
2300
20 X 20 X 1
0.05
0.07
0.08
0.10
0.12
0.13
0.14
0.15
—
—
—
—
—
—
—
—
—
—
—
20 X 24 X 1
—
—
—
—
0.09
0.10
0.11
0.13
0.14
0.15
0.16
—
—
—
—
—
—
—
—
24 X 30 X 1
—
—
—
—
—
—
—
0.07
0.08
0.09
0.10
0.11
0.12
0.13
0.14
0.15
0.16
0.17
0.18
TABLE 23—ELECTRIC HEATER MULTIPLICATION FACTORS
HEATER KW
RATING
VOLTAGE
DISTRIBUTION
MULTIPLICATION
FACTOR
240
200
.69
208
.75
230
.92
240
1.00
Example:
15.0 kW (at 240-v.) heater on 208-v.
= 15.0 (.75 mult. factor)
= 11.25 capacity at 208-v.
—27—
