Kentatsu KRFN1050CFAN3, Service Manual

Page: 77 / 128

Rooftop KRFN Kentatsu
Performance 77
7. Fan performance data
KRFN220CFAN3
Static Pressure Item High speed Medium speed Low speed
0Pa
Fan speed (rpm)
1,001 901 810
Power input (W)
1,665 1,386 1,164
Air flow (CFM) 3,001 2,647 2,356
50Pa
Fan speed (rpm) 1,063 972 899
Power input (W) 1,607 1,341 1,133
Air flow (CFM) 2,909 2,564 2,270
75Pa
Fan speed (rpm) 1,098 1,016 946
Power input (W) 1,582 1,317 1,120
Air flow (CFM)
2,825 2,503 2,190
100Pa
Fan speed (rpm) 1,122 1,047 977
Power input (W) 1,526 1,280 1,079
Air flow (CFM) 2,759 2,401 2,105
150Pa
Fan speed (rpm) 1,173 1,106 /
Power input (W) 1,452 1,230 /
Air flow (CFM)
2,560 2,250 /
200Pa
Fan speed (rpm)
1,219 1,162 /
Power input (W) 1,375 1,182 /
Air flow (CFM) 2,367 2,109 /
250Pa
Fan speed (rpm) 1,265 / /
Power input (W) 1,305 / /
Air flow (CFM) 2,182 / /
Notes: The unit only has one speed of indoor side fan, and high speed is the factory default. If the
unit operating with other fan speed, the wiring between fan motor and main PCB board should be
adjusted.