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CH DXP SeriesAdvanced air conditioning systems
Tsur Igal 44862 P.O.B.13201 ISRAEL, Tel:+972-9-7498707, Fax:+972-9-7498708, e-mail: [email protected], www.unique-eng.co.il
AIR-COOLED LIQUID CHILLERS
CH DXP-20
TECHNICAL DATA
R22 R407c
Model CH DXP-20 CH DXP-20
Nominal Size Tons 18 18
Cooling capacity (1)
KBtu/h 216 216
Kw 63.3 63.3
Heating capacity (2)
KBtu/h 231.1 231.1
Kw 67.7 67.7
Power Supply V/Ph/Hz 400/3/50
Compressor
Type Scroll Scroll
Quantity 2 2
Power Input (3) Kw 21.9 21.9
Operating Current Amp. 3x37.8 3x37.8
Condenser Fan
Type Axial Direct Drive
Diameter mm. 630 630
Air Flow cfm 15000 15000
m3/h 25500 25500
No. of Fans 3 3
Fan Speed rpm 900 900
Power Input Kw 3x0.66 3x0.66
Operating Current Amp. 3x1.2 3x1.2
Condenser Coil
Total Face Area m² (ft²) 2.8 (30) 2.8 (30)
No. of Coils 2 2
No. of Rows Deep 4 4
Fin Spacing fins/inch 12 12
Evaporator
Type Plate Heat Exchanger/Shell & Tube
Nominal Water Flow gpm (m3/h) 47.6 (10.8) 47.6 (10.8)
Pressure Drop m H2O 2.6 2.6
Noise Level (4) dbA 66 66
Water Connection inch 2½ 2½
Main Switch Amp 3x63 3x63
OPTIONS – HYDRONIC PART
R22 R407c
Model CH DXP-20 CH DXP-20
Pump
Nominal Water Flow gpm (m3/h) 47.6 (10.8) 30.1 (6.8)
Head m H2O 23 23
Power Input Kw 1.5 1.5
Notes: 1. Cooling: At ambient temperature 35ºC supply chilled water temperature 7ºC 2. Heating: At ambient temperature 7ºC supply hot water temperature 45ºC 3. In cooling mode. 4. Noise level measured at 4m. distance in free field.
2Page
CH DXP SeriesAdvanced air conditioning systems
Tsur Igal 44862 P.O.B.13201 ISRAEL, Tel:+972-9-7498707, Fax:+972-9-7498708, e-mail: [email protected], www.unique-eng.co.il
AIR-COOLED LIQUID CHILLERS
CH DXP-20
Dimensions Net Weight L D H A B
mm mm mm inch inch Kg.
3100 1100 1850 2½ 2½ 1020
3Page
CH DXP SeriesAdvanced air conditioning systems
Tsur Igal 44862 P.O.B.13201 ISRAEL, Tel:+972-9-7498707, Fax:+972-9-7498708, e-mail: [email protected], www.unique-eng.co.il
AIR-COOLED LIQUID CHILLERS
CH DXP-20 COOLING CAPACITY
CH DXP-20
OTDOOR TEMP.
LEAVING CHILLED WATER TEMPERTURE 0C
10 OC
(50 OF)
9 OC
(48.2 OF)
8 OC
(46.4 OF)
7 OC
(44.6 OF)
6 OC
(42.8 OF)
5 OC
(41 OF) Refrigerant
Kw Kbtu/h Kw Kbtu/h Kw Kbtu/h Kw Kbtu/h Kw Kbtu/h Kw Kbtu/h
72.7 248.1 70.5 240.5 68.4 233.2 66.8 228.0 64.5 220.2 62.4 212.8 R-22 HC
30OC
(86OF)
72.7 247.9 70.5 240.4 68.3 233.1 66.8 227.9 64.5 220.1 62.3 212.7 R-407C
20.2 23.3 19.9 19.7 19.5 19.3 R-22 Kw
20.2 23.3 19.9 19.7 19.5 19.3 R-407C
68.9 235.0 66.8 227.9 64.8 221.0 63.3 216.0 61.2 208.7 59.1 201.6 R-22 HC
35OC
(95OF)
68.9 235.0 66.8 227.9 64.8 221.0 63.3 216.0 61.2 208.7 59.1 201.6 R-407C
22.5 25.8 22.1 21.9 21.7 21.5 R-22 Kw
22.5 25.8 22.1 21.9 21.7 21.5 R-407C
64.7 220.9 62.8 214.2 60.9 207.7 59.5 203.0 57.5 196.1 55.5 189.5 R-22 HC
40OC
(104OF)
64.7 220.9 62.8 214.2 60.9 207.7 59.5 203.0 57.5 196.1 55.5 189.5 R-407C
25.0 28.7 24.6 24.3 24.1 23.8 R-22 Kw
25.0 28.7 24.6 24.3 24.1 23.8 R-407C
HEATING CAPACITY
CH DXP-20
OTDOOR TEMP.
LEAVING HOT WATER TEMPERTURE 0C
50OC
(122OF)
48OC
(118.4OF)
46OC
(114.8OF)
45OC
(113OF)
42OC
(107.6OF
40OC
(104OF) Refrigerant
Kw Kbtu/h Kw Kbtu/h Kw Kbtu/h Kw Kbtu/h Kw Kbtu/h Kw Kbtu/h
55.5 189.4 55.8 190.5 56.2 191.7 56.6 193.2 57.2 195.3 57.6 196.7 R-22 HC
2OC
(35.6OF)
55.5 189.4 55.8 190.5 56.2 191.7 56.6 193.2 57.2 195.3 57.6 196.7 R-407C
24.9 23.6 22.3 21.7 20.3 19.4 R-22 Kw
24.9 23.6 22.3 21.7 20.3 19.4 R-407C
66.4 226.5 66.8 227.9 67.2 229.3 67.7 231.1 68.5 233.6 69.0 235.3 R-22 HC
7OC
(44.6OF)
66.4 226.5 66.8 227.9 67.2 229.3 67.7 231.1 68.5 233.6 69.0 235.3 R-407C
25.7 24.3 23.0 22.3 21.0 20.0 R-22 Kw
25.7 24.3 23.0 22.3 21.0 20.0 R-407C
74.3 253.7 74.8 255.2 75.3 256.8 75.9 258.9 76.7 261.7 77.2 263.5 R-22 HC
12OC
(53.6OF)
74.3 253.7 74.8 255.2 75.3 256.8 75.9 258.9 76.7 261.7 77.2 263.5 R-407C
26.3 25.0 23.6 22.9 21.5 20.5 R-22 Kw
26.3 25.0 23.6 22.9 21.5 20.5 R-407C
CC - Cooling capacity. Kw - Power consumption, compressors only.
HC - Heating capacity. Kw - Power consumption, compressors only.
