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Engineering & Physical Data
Engineering Data - Chilled Water Fan Coil Unit
MODEL ACK20EW ACK25EW ACK30EW ACK40EW ACK50EW
NOMINAL COOLING CAPACITY
Btu/h 21000 25000 30000 38000 43000
W 6150 7330 8790 11140 12600
NOMINAL SENSIBLE COOLING CAPACITY
Btu/h 16700 19200 22300 27400 31000
W 4890 5630 6540 8030 9090
NOMINAL HEATING CAPACITY
(ENTERING WATER TEMP. = 50°C)
Btu/h 28000 33600 38300 45500 52000
W 8210 9850 11230 13340 15240
NOMINAL TOTAL INPUT POWER W 95 126 167 186 227
NOMINAL RUNNING CURRENT A 0.44 0.55 0.74 0.85 1.03
POWER SOURCE V/Ph/Hz 220-240/1/50
INDOOR UNIT
CONTROL
AIR DISCHARGE 4 WAY AUTOMATIC LOUVER (UP & DOWN)
OPERATION LCD WIRELESS MICRO-COMPUTER REMOTE CONTROL
AIR FLOW
HIGH CFM 750 860 890 1000 1140
MEDIUM CFM 620 700 720 840 1000
LOW CFM 480 540 570 680 840
QUIET CFM 320 380 420 540 700
NOMINAL WATER FLOW RATE
USGPM 4.71 5.59 6.69 8.45 9.60
litres/min 17.83 21.17 25.29 31.94 36.29
HEAD LOSS (COOLING) kPa 20 37 22 44 53
HEAD LOSS (HEATING) : 50°C kPa 19 33 19 38 47
MAX. WORKING PRESSURE kPa 1608
SURFACE AIR VELOCITY m/s 0.92 1.05 1.13 1.02 1.17
SOUND PRESSURE LEVEL (H/M/L/Q) dBA 42 / 38 / 32 / 23 46 / 42 / 35 / 27 48 / 43 / 38 / 30 50 / 47 / 43 / 33 52 / 49 / 45 / 39
UNIT DIMENSION - (WITH PANEL) H X W X D mm 265 x 820 x 820 (340 x 990 x 990) 300 x 820 x 820 (375 x 990 x 990)
PACKING DIMENSION - (PANEL) H X W X D mm 341 x 916 x 916 (125 x 1020 x 1020) 376 x 916 x 916 (125 x 1020 x 1020)
UNIT WEIGHT (UNIT + PANEL) kg 26 + 4 26 + 4 28 + 4 32 + 4 32 + 4
CONDENSATE DRAIN SIZE mm 19.05
PIPE CONNECTION mm 19.05 BSP FEMALE THREAD ADAPTOR
FAN
TYPE TURBO FAN
DRIVE DIRECT
FAN SPEED
HIGH RPM 530 600 660 710 800
MEDIUM RPM 450 500 550 610 710
LOW RPM 360 400 450 510 610
FAN EFFICIENCY
HIGH % 57.10 60.50 65.00 58.30 55.70
MEDIUM % 60.50 62.10 63.00 57.20 65.40
LOW % 58.20 63.30 52.70 58.40 61.60
FAN MOTOR
TYPE PERMANENT SPLIT CAPACITOR (INDUCTION)
INDEX OF PROTECTION (IP) IP20
INSULATION GRADE B
RATED INPUT
POWER
HIGH W 95 126 167 186 227
MEDIUM W 79 103 109 151 176
LOW W 67 89 86 118 144
RATED RUNNING
CURRENT
HIGH A 0.44 0.55 0.74 0.85 1.03
MEDIUM A 0.40 0.45 0.49 0.71 0.82
LOW A 0.36 0.39 0.39 0.57 0.69
STARTING CURRENT A 0.44 0.71 0.89 1.02 1.28
MOTOR OUTPUT W 30 45 65 80 110
MOTOR EFFICIENCY
HIGH % 35.20 37.70 30.80 40.30 48.50
MEDIUM % 25.60 25.20 24.10 31.00 40.60
LOW % 15.60 14.60 21.50 23.20 30.90
POLES 8 6
COIL
TUBE
MATERIAL COPPER
DIAMETER mm 7.00
FIN
MATERIAL ALUMINIUM
FACE AREA m
2
0.39 0.39 0.37 0.46 0.46
ROW 2 2 3 3 3
WATER VOLUME litre 1.36 1.34 1.97 2.35 2.35
AIR
QUALITY
FILTER
TYPE WASHABLE SARANET FILTER
QUANTITY pc 1
CASING COLOUR WHITE
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)
-
LEAVING WATER TEMPERATURE 12°C -
ALL SPECIFICATIONS ARE SUBJECTED TO CHANGE BY THE MANUFACTURER WITHOUT PRIOR NOTICE.
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