2
Water chillers
LD
PROPELLER
CONDENSER
A I R C O N D I T I O N I N G - R E F R I G E R A T I O N - A I R H A N D L I N G - H E A T E X C H A N G E -
N
N
A
A
0
0
4
4
.
.
5
5
3
3
0
0
A
A
AQUACIAT LD
■
Unit conforms to EN 60-204 - EN 378-2 norms and to
following directives :
- 98 / 37 CEE
- CEM 89 / 336 CEE modified 92/31 CEE 93/68 CEE
Low voltage 73/23 CEE modified 93/68 CEE
- DESP 97 / 23 CEE -> group 2
■
Scroll hermetic compressor(s)
■
Motor cooled by suction gas
■
Internal motor protection by winding sensor
■
Mounted on resilient mounts
■
Brazed plates evaporator
■
End and internal plates made of AISI 316 stainless steel,
with high performance optimized pattern.
■
Thermal insulation
■
Air cooled condenser
■
Copper pipes and mechanically bonded aluminium fins coils
■
Direct drive propeller fan(s) 500 or 750 rpm (standard wiring:
500 rpm)
■
2 speed motor - IP 55,
Class F
■
Coil protection grille (models 100 to 750
0)
■
Control and safety devices
■
HP safety by manual reset pressostats
■
LP safety :
- by automatic pressostats models ILD 200 to 600
- by pressure pick-up and electronic regulator (other models)
■
Water flow controller mounted
■
Condensing pressure regulation allowing an operation down
to - 15°C outside :
- by automatic HP pressostats (models ILD 100 to 600)
- by pressure pick-up and electronic regulator (other models)
■
Evaporator anti-frost protection :
- by trace heating element
- by room heaters models 753 to 1000
■
Control panel
■
Main safety switch with external handle
■
Remote circuit transformer
■
Remote control and power circuits protection
■
Contactors and compressor(s) fan(s) motors protection
■
Wiring numbering
■
■
Microprocessor electronic module ensuring the
following main functions
- chilled water temperature control (on evaporator return or
departure) or a function of the outside temperature.
- operating parameters control
- faults diagnosis
- automatic equalization of compressors running hours
- remote management and remote survey
-
RS 485
exit for BUS control
- HP and LP pressure pick up for manometers.
D
ESCRIPTION
(1) Cooling capacity and power input (without pump) for a +7 °C chilled water outlet and a 35 °C air inlet.
(2) Heating capacity and power input (without pump) for a +45°C hot water outlet with the same water flow as the cooling mode and a +7°C DB RH air inlet.
Exchange fouling factor :
0,000044 m2°C/W
AQUACIAT (LOW NOISE)
100
150
200
250
300
350
400
450
500
600
750
753
900
1000
Number of circuit(s)
1
2
Number of compressor(s)
1
2
3
4
5
3
4
COOLING ALONE
LD / LDH / LDC
R407C
Cooling capacity (1)
kW
22.2
34.1
45.5
57.6
67.8
78.1
88.9
96.4
105.5
125.2
153.6
189.8
223.1
244.3
Compressor power input
kW
10.45
15.35
20.6
25.3
31.1
37.5
42.6
50.5
56.5
69.4
87.8
66.7
83.3
92.85
Pressure drop
kpa
12.5
24
29
23
31
26
23
22
23.5
26
32
33
32
37
R22
Cooling capacity (1)
kW
24
36.3
46.9
60.9
71.3
83.5
93.2
102.5
111.2
134.4
164.5
192.5
221.7
253.4
Compressor power input
kW
9.55
14.45
19.2
23.8
29
35.5
40
47.2
52.8
64.2
81.4
65.5
76.9
88.9
Pressure drop
kpa
14.5
27
30
26
34
30
25
25
26
29
37
34.6
32.4
31
REVERSIBLE
ILD / ILDH
R407C
Cooling capacity (1)
kW
-
-
41.6
52.8
60.8
70.6
82.8
95.3
95.4
114.9
/
177.3
204.7
220.4
Compressor power input
kW
-
-
20.5
24.7
29.8
36.6
43.1
47.4
55.4
64.6
/
72.5
89.7
99.0
Pressure drop
kpa
-
-
9.8
15.7
20.6
17.5
20.6
26.5
17.6
27.4
/
27.5
23.6
33.3
Heating capacity (2)
kW
-
-
46.6
59.1
73.2
82.7
92.4
106.7
114.4
139.5
/
179.5
211.6
230
Compressor power input
kW
-
-
17.8
23.05
26.4
31.8
34.1
38.9
43.1
52.5
/
64.8
78.6
86.9
Pressure drop
kpa
-
-
9.8
15.7
20.6
17.5
20.6
26.5
17.6
27.4
/
27.5
23.6
33.3
ILD / ILDH
R22
Cooling capacity (1)
kW
-
-
45.6
57.1
66.2
76.8
91.2
103.8
108.3
131.1
/
168.2
193.3
213.4
Compressor power input
kW
-
-
19.2
23.2
28.2
33.9
39.6
44.4
50.2
58.8
/
63.6
78.5
87.5
Pressure drop
kpa
-
-
13
20
27
22
28
36
25
36
/
28
24.7
29.4
Heating capacity (1)
kW
-
-
52.4
66
80
88.2
103.9
114.8
125
155.7
/
186.5
216.8
233.5
Compressor power input
kW
-
-
17.9
22
26.2
31.7
34
37.9
41.9
51.4
/
62.1
74.6
82.9
Pressure drop
kpa
-
-
13
20
27
22
28
36
25
36
/
28
24.7
29.4
Q
UICK
SELECTION
