Daikin FUD Series, Technical Manual, Page: 105 / 131

101
Engineering & Physical Data
Engineering Data - Chilled Water Fan Coil Unit
MODEL FUD20B FUD25B FUD30B
NOMINAL COOLING CAPACITY
Btu/h 75600 95000 125000
W 22160 27840 36640
NOMINAL SENSIBLE COOLING CAPACITY
Btu/h 53700 69400 90000
W 15740 20340 26380
NOMINAL HEATING CAPACITY
(ENTERING WATER TEMP. = 50°C)
Btu/h 78000 97500 138000
W 22860 28580 40450
NOMINAL TOTAL INPUT POWER W 1098 1396 1063
NOMINAL RUNNING CURRENT A 5.16 7.04 4.90
POWER SOURCE V/Ph/Hz
208-230 / 1 / 60 208-230 / 3 / 60
INDOOR UNIT
CONTROL
AIR DISCHARGE DUCTED
OPERATION WITHOUT CONTROLLER
AIR FLOW
HIGH CFM 2500 3200 4200
MEDIUM CFM 2100 3000 N/A
LOW CFM 1750 2800 N/A
EXTERNAL STATIC PRESSURE Pa 100 / 72 / 50 100 / 80 / 60 230
NOMINAL WATER FLOW RATE
USGPM 16.90 21.10 27.70
litres/min 64.00 80.00 105.00
HEAD LOSS (COOLING) kPa 34.5 42.0 48.8
HEAD LOSS (HEATING) : 50°C kPa 32.9 27.4 31.5
MAX. WORKING PRESSURE kPa 1608
SURFACE AIR VELOCITY m/s 2.19 2.8 1.96
SOUND PRESSURE LEVEL dBA
50 / 46 /42 54 / 52 / 50 58
UNIT DIMENSION H X W X D mm 572 X 1402 X 605 885 X 1540 X 850
PACKING DIMENSION H X W X D mm 762 X 1605 X 880 1154 X 1787 X 1188
UNIT WEIGHT kg 92 102 176
CONDENSATE DRAIN SIZE mm 19.05
PIPE CONNECTION mm 31.75 BSP FEMALE THREAD ADAPTOR
FAN
TYPE BLOWER
DRIVE DIRECT BELT
FAN SPEED
HIGH RPM 835 950 707
MEDIUM RPM
720 885 N/A
LOW RPM 615 805 N/A
FAN MOTOR
TYPE PERMANENT SPLIT CAPACITOR (INDUCTION)
THREE PHASE
INDUCTION
INDEX OF PROTECTION (IP) IP20 IP55
INSULATION GRADE F B F
RATED INPUT
POWER
HIGH W 1060 1351 1707
MEDIUM W 810 1082 N/A
LOW W 643 964 N/A
RATED RUNNING
CURRENT
HIGH A 4.80 6.16 6.25
MEDIUM A 3.77 5.02 N/A
LOW A 3.05 4.54 N/A
STARTING CURRENT A 3.23 5.10 7 - 56.28
MOTOR OUTPUT W 375 500 2200
POLES 6 6 4
COIL
TUBE
MATERIAL
COPPER
DIAMETER mm 9.53
FIN
MATERIAL ALUMINIUM
FACE AREA m
2
0.54 0.54 1.01
ROW 3 4 3
WATER VOLUME litre 4.53 6.27 8.14
AIR QUALITY FILTER TYPE
WASHABLE SARANET FILTER AAF R29
QUANTITY pc 2 3
CASING COLOUR IVORY WHITE
* The external static pressure for FUD30/40B above is inclusive of R29 filters whereby R29 filters contribute a pressre drop of 81Pa.
MODE COOLING HEATING
ENTERING AIR TEMPERATURE 27°C DB / 19°C WB 20°C DB
ENTERING WATER TEMPERATURE 7°C
50°C (2 Pipes System)
70°C (4 Pipes System)
LEAVING WATER TEMPERATURE 12°C 60°C (4 Pipes System)
ALL SPECIFICATIONS ARE SUBJECTED TO CHANGE BY THE MANUFACTURER WITHOUT PRIOR NOTICE