1-5
PHYSICAL DATA
Note: For cooling nominal values are based on 12°C / 7°C entering / leaving evaporator water temperature, 35°C air ambient temperature.
Table A-1 : R407C - Cooling Only
Model
4AC20C
4AC25C
4AC30C
4AC40C
4AC50C
4AC60C
Nominal cooling capacity
kW
6.15
6.74
7.91
11.72
14.65
15.24
Operating Weight
kg
115.5
122.5
128
195
196.4
203.2
Refrigerant charge R407C
kg
1.13
1.85
1.65
3.40
3.35
3.45
Compressor
1 Rotary comp
1 Scroll compressor
Control system
LCD Electronic Control
Refrigerant - water heat exchanger
Brazed Plate Heat Exchanger
Water connections (BSP)
inches
1
1
1
1
1
1
Maximum water pressure
kPa
1000
1000
1000
1000
1000
1000
Hydronic circuit
Pump
High Head Circulator
Horizontal Multistage End-Suction
Available pressure
kPa
72.94
98.58
89.27
91.70
67.51
70.32
Water inlet connection (BSPT)
inches
1
1
1
1
1
1
Water outlet connection (BSPT)
inches
1
1
1
1
1
1
Drain tap coupling (BSPT)
inches
1/2
1/2
1/2
1/2
1/2
1/2
Closed expansion tank water volume
litre
2
2
2
5
5
5
Refrigerant - air heat exchanger
Tube diameter
mm
9.52
9.52
9.52
9.52
9.52
9.52
No. of rows
1
2
2
2
2
2
Tubes/row
30
30
30
54
54
54
Fin spacing
mm
1.27
1.59
1.59
1.59
1.59
1.59
O/D Fan
Diameter
inches
18
18
18
18/2
18/2
18/2
No. of blades
5
5
5
5
5
5
Air flow (high speed)
m
3
/min
62.3
62.3
62.3
62.3
62.3
62.3
Fan speed (high speed)
r/min
910
920
920
920
920
920
Table A-2 : R22 - Cooling Only
Model
AC20C
AC25C
AC30C
AC40C
AC50C
AC60C
Nominal cooling capacity
kW
5.28
6.89
8.06
11.72
14.65
15.53
Operating Weight
kg
115.5
122.5
128
195
196.4
203.2
Refrigerant charge R22
kg
1.13
1.80
1.56
2.68
3.10
3.10
Compressor
1 Rotary comp
1 Scroll compressor
Control system
LCD Electronic Control
Refrigerant - water heat exchanger
Brazed Plate Heat Exchanger
Water connections (BSP)
inches
1
1
1
1
1
1
Maximum water pressure
kPa
1000
1000
1000
1000
1000
1000
Hydronic circuit
Pump
High Head Circulator
Horizontal Multistage End-Suction
Available pressure
kPa
83.55
97.39
88.08
91.70
67.51
65.98
Water inlet connection (BSPT)
inches
1
1
1
1
1
1
Water outlet connection (BSPT)
inches
1
1
1
1
1
1
Drain tap coupling (BSPT)
inches
1/2
1/2
1/2
1/2
1/2
1/2
Closed expansion tank water volume
litre
2
2
2
5
5
5
Refrigerant - air heat exchanger
Tube diameter
mm
9.52
9.52
9.52
9.52
9.52
9.52
No. of rows
1
2
2
2
2
2
Tubes/row
30
30
30
54
54
54
Fin spacing
mm
1.27
1.59
1.59
1.59
1.59
1.59
O/D Fan
Diameter
inches
18
18
18
18/2
18/2
18/2
No. of blades
5
5
5
5
5
5
Air flow (high speed)
m
3
/min
62.3
62.3
62.3
62.3
62.3
62.3
Fan speed (high speed)
r/min
910
920
920
920
920
920
Summary of Contents for 4AC20C
Page 1: ...AIR COOLED CHILLER C Series INSTALLATION MANUAL IM ACC1 2 0703...
Page 2: ......
Page 94: ...6 1 8 11 11 R407 11 12 13 14 15 15 i ii iii viii ix x 1 2 4 5 7 7 8 1 11 2 1 577 550...
Page 95: ...6 2 500 500 500 1500 3 500 2...
Page 96: ...6 3 100 50 5 0 C 300 2 50 50 100 5 500 1000 1000 500 1500 4 500...
Page 97: ...6 4 4AC AC 020 025 030 C CR 4AC AC 040 050 060 C CR...
Page 100: ...6 7 P 40 60 P 6 0 6 30 P 4AC AC 020 025 030 C CR 4AC AC 040 050 060 C CR 6...
Page 102: ...6 9 P P 4AC AC 020C 025C 030C 4AC AC 040C 050C 060C 70 03 4 067460 70 03 4 087461...
Page 103: ...6 10 P P 4AC AC 020CR 025CR 030CR 70 03 4 067458 4AC AC 040CR 050CR 060CR 70 03 4 067459...
Page 105: ...6 12 1 2 3 4 3 c 1 2...
Page 106: ...6 13 7 7 1 3 2 CN8 CN2 CN5 4 3 1 2 A A A B B B 12V 12V 12V GND GND GND JP13 CN8 CN2 CN5 00 01...
Page 107: ...6 14 1 2 3 4 pa...
Page 109: ......
Page 111: ...dOG e d b d b q K q K q K q K q K C VO d VO...
Page 112: ......
Page 114: ...English d d U V w WM U l u w WH K D U U U s U _ cN UJ s VM tO M tO M tO M tO M tO M ii...
Page 139: ......
