McQuay MAC040A - Page 14

Air Cooled Mini Chiller (R407C)
MODEL M4AC040A M4AC050A M4AC058A
Btu/hr 30,000 40,000 48,000
kcal/hr 7,560 10,080 12,100
Watt 8,792 11,723 14,068
MATERIAL
FINISH
THICKNESS mm
TOTAL HEIGHT (H) mm (in)
UNIT WIDTH (W) mm (in)
DIMENSION DEPTH (D) mm (in)
TOTAL WEIGHT kg 150 155 160
NOISE LEVEL dB-A 58 58 71
EVAPORATOR
TYPE
PLATE MATERIAL
WATER VOLUME
m
3
0.00075 0.001 0.0014
NOMINAL WATER FLOW l/s 0.42 0.56 0.70
BPHE PRESSURE DROP VS NOMINAL FLOW RATE kPa 41.00 37.20 37.10
UNIT PRESSURE DROP VS NOMINAL FLOW RATE kPa 42.11 39.32 39.80
WATER LINE (HYDRAULIC KIT)
TYPE
POWER SUPPLY V/Ph/Hz
RUNNING CURRENT Amp 1.02 1.02 1.05
WATER FLOW RATE GPM (l/s) 6.78 (0.427) 8.89 (0.561) 11.10 (0.700)
INSTALLATION PIPE CONNECTION mm (in)
HEAD m 24 22 20
MATERIAL
CAPACITY/ VOLUME litres
CONDENSER COIL
TYPE
MATERIAL
WALL THICKNESS mm (in)
OUTER DIAMETER mm (in)
MATERIAL
THICKNESS mm (in)
ROWS 2 2 2
FIN PER INCH 14 16 16
FACE AREA
m
2
( ft
2
)
CONDENSER FAN
TYPE/DRIVE
QUANTITY
BLADE MATERIAL
BLADE DIAMETER mm (in)
POWER SUPPLY V/Ph/Hz
RATED RUNNING CURRENT Amp 1.09 1.09 2.8
RATED INPUT Watt 241 241 655
RATED OUTPUT Watt 145 145 400
MOTOR POLES 886
AIR VOLUME cmm/cfm 136 / 4,800
COMPRESSOR
TYPE
POWER SUPPLY V/Ph/Hz
RATED RUNNING CURRENT Amp 5.85 8.31 8.28
RATED INPUT Watt 3,180 4,270 4,690
MAXIMUM STARTING CURRENT Amp 49.3 65.5 74
PROTECTION DEVICES
STAGE OF CAPACITY CONTROL
REFRIGERANT
TYPE
CONTROL
CHARGING MASS kg 2.25 2.75 2.60
NOMINAL COOLING CAPACITY
CASING
Electro-galvanised Mild Steel
Polyester Powder
1
1,342 (52.8)
1,032 (40.6)
558 (22.0)
Brazed Plate Heat Exchanger
Stainless Steel
PUMP
Horizontal Multistage End-Suction
380 - 420 / 3 / 50
PIPING
42mmBSP (1 1/4")
TANK
Black Mild Steel
32
Cross Finned Tubes
TUBE
Seamless Copper
0.35 (0.014)
9.52 (3/8)
FIN
Aluminium
0.127 (0.0005)
0.87 (9.36)
Propeller/Direct
1
Acryl Styrene Resin
609.6 (24)
220 - 240 / 1 / 50
99 / 3,500
380 - 420 / 3 / 50
Overload Protection, Flow Switch and H/L Pressure Switch
On/Off
R407C
Thermostatic Expansion Valve
Scroll
Notes :
1) All specifications are subjected to change by manufacturer without prior notice.
2) Nominal values are based on entering / leaving chilled water temperature 12°C / 7°C and air ambient temperature 35°C.
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