Blower Speed/Static Operation Table - Fedders A*PB24A1 Instruction Manual

Motor Speed
Correct heating and cooling motor speeds MUST be used for proper operation. Refer to the Blower Speed/Static Operation Table
below for correct cooling speed and for minimum allowable heating speed.
BLOWER SPEED / STATIC OPERATION TABLE
MOTOR
UNIT
SPEED
HIGH
A*PA24A1
MEDIUM
LOW
HIGH
A*PA24B1
MEDIUM
LOW
HIGH
A*PB36A1
MEDIUM
LOW
HIGH
A*PC48A1
MEDIUM
A*PC48B1
LOW
A*PC60A1 HIGH
MEDIUM
LOW
*Specifications applicable to upflow and horizontal applications
Air flow shown at the following conditions:
• No heat elements in air handler
• Decrease CFM 1% for 5 kW, 7.5 kW, or 10 kW heat kits. Decrease CFM 2% for 15 kW or 20 kW heat kits
• 60 Hertz — 230 volts. Decrease CFM 6% for 208 volt operation
• Standard air handler filter.Dry coil airflow shown
RESISTANCE HEAT
STATIC PRESSURE (IN. WC) ACROSS
HEAT ELEMENT @ MAX. CFM
RESISTANCE AUXILIARY HEAT STAGED
HEAT ONLY WITH HEAT PUMP
15 kW @ 0.20" 10 kW @ 0.15"
15 kW @ 0.20" 5 kW @ 0.15"
10 kW @ 0.15" N/A
15 kW @ 0.20" 10 kW @ 0.15"
15 kW @ 0.20" 5 kW @ 0.15"
10 kW @ 0.15" N/A
20 kW @ 0.25" 10 kW @ 0.15"
20 kW @ 0.20" 10 kW @ 0.15"
20 kW @ 0.15" N/A
*20 kW @ 0.60" 15 kW @ 0.45"
*20 kW @ 0.50" 15 kW @ 0.40"
*20 kW @ 0.40" 15 kW @ 0.40"
*20 kW @ 0.60" 15 kW @ 0.45"
*20 kW @ 0.50" 15 kW @ 0.40"
*20 kW @ 0.35" 15 kW @ 0.35"
60 Hz OPERATION
CFM @ EXTERNAL DUCT STATIC (IN. WC)
.2 .3
925 900
800 760
655 625
905 880
785 735
645 615
1440 1350
1300 1220
1160 1070
1680 1640
1440 1410
1240 1220
2230 2105
1950 1930
1360 1350
11
.4 .5
850 795 690
745 670 N/A
600 N/A N/A
830 780 680
730 655 N/A
590 N/A N/A
1260 1180 1040
1050 940 860
950 880 780
1590 1520 1430
1380 1340 1250
1190 1150 1100
1990 1895 1725
1840 1770 1590
1340 1185
1080
.6