High precision air conditioners are ideal for applications where high sensible cooling and close control
w-NEXT
of temperature and humidity are required.
The w-NEXT chilled water range incorporates the latest EC plug fan(s), advanced controls software and an increased coil
Chilled Water
area resulting in the highest efficiency.
Close Control System
Key Features
High Efficiency - EC plug fans
• Small footprint
• Adaptive Set Point
• Active Redundancy
• Available in Upflow [over] and Downflow [under] variants
CRAC UNITS (Computer Room Air Conditioning)
w-NEXT S 007 E0
w-NEXT S 013 E1
w-NEXT S 021 E2
w-NEXT S 032 E3
w-NEXT S 045 E3P
w-NEXT S 053 E4
w-NEXT S 072 E5
CAPACITY (kW)*2
Total
6.5
11.2
18.9
29.1
41.0
48.1
66.1
Sensible
5.8
11.2
18.9
29.1
41.0
48.1
66.1
SHR*3
0.89
1.00
1.00
1.00
1.00
1.00
1.00
EER
54.2
38.6
21.5
17.5
18.6
22.4
22.8
EC SUPPLY FAN(S)
No.
1
1
1
1
1
1
2
AIRFLOW (m³/h)
1,800
2,900
4,920
7,800
10,800
13,100
16,350
EXTERNAL STATIC PRESSURE (Pa)
20
20
20
20
20
20
20
MAX EXTERNAL STATIC PRESSURE (Pa)
82
75
101
471
297
194
532
POWER INPUT (kW)*4
0.12
0.29
0.88
1.66
2.20
2.15
2.90
AIR FILTERS
No.
1
1
1
2
2
3
3
Extended filtering surface (m²)
0.28
0.61
0.78
1.24
1.71
2.07
2.59
Efficiency [ISO EN 16890] (COARSE)
40%
60%
60%
60%
60%
60%
60%
CHILLED WATER FLOW RATE (l/s)
0.31
0.54
0.90
1.39
1.96
2.30
3.16
WATERSIDE PRESSURE DROP (kPa)
Coil + 2-Port Valve
25.6
16.4
45.2
40.9
34.1
37.3
42.9
SOUND LEVEL dB(A) (ISO3774)*5
Downflow - Power / Pressure
58 / 43
63 / 47
67 / 51
68 / 52
73 / 57
74 / 57
73 / 56
Upflow - Power / Pressure
65 / 50
67 / 51
71 / 55
72 / 56
77 / 61
78 / 61
77 / 60
POWER SUPPLY (V/Ph/Hz)
230 / 1 / 50
400 / 3+N / 50
400 / 3+N / 50
400 / 3+N / 50
400 / 3+N / 50
400 / 3+N / 50
400 / 3+N / 50
MAX POWER ABSORBED (kW)
0.15
1.32
0.97
2.70
2.90
2.70
5.40
MAX RUNNING CURRENT (A)
1.2
2.1
1.7
4.2
4.4
4.2
8.4
DIMENSIONS (mm)
Width
655
650
785
1085
1085
1305
1630
Depth
445
675
675
675
930
930
930
Height
1680
1925
1925
1925
1925
1980
1980
NET WEIGHT (kg)
Downflow
150
203
239
302
321
345
470
Upflow
150
216
257
325
329
379
428
CONNECTIONS
Water Inlet / Outlet ISO 7/1 (Ø inch)
3/4"
1"
1"
1 1/4"
1 1/4"
1 1/2"
2"
Condensate (Ømm)*6
19
19
19
19
19
19
19
CRAC UNITS (Computer Room Air Conditioning)
w-NEXT S 081 E6
w-NEXT S 100 E7
w-NEXT S 120 E8
w-NEXT S 138 E9
w-NEXT S 160 E10*1
w-NEXT S 215 E10*1
CAPACITY (kW)*2
Total
73.5
91.6
111.0
126.0
147.0
204.0
Sensible
73.5
91.6
111.0
126.0
147.0
177.0
SHR*3
1.00
1.00
1.00
1.00
1.00
0.87
EER
21.2
23.0
17.8
19.6
22.8
31.7
EC SUPPLY FAN(S)
No.
2
2
3
3
3
3
AIRFLOW (m³/h)
20,000
24,200
28,300
33,100
37,150
37,150
EXTERNAL STATIC PRESSURE (Pa)
20
20
20
20
20
20
MAX EXTERNAL STATIC PRESSURE (Pa)
458
247
237
309
207
207
POWER INPUT (kW)*4
3.47
3.98
6.22
6.42
6.44
6.44
AIR FILTERS
No.
4
4
5
6
6
6
Extended filtering surface (m²)
3.16
3.83
4.47
5.24
6.54
6.54
Efficiency [ISO EN 16890] (COARSE)
60%
60%
60%
60%
60%
60%
CHILLED WATER FLOW RATE (l/s)
3.51
4.38
5.33
6.04
7.03
9.74
WATERSIDE PRESSURE DROP (kPa)
Coil + 2-Port Valve
35.6
31.7
48.6
47
66.7
62.2
SOUND LEVEL dB(A) (ISO3774)*5
Downflow - Power / Pressure
75 / 58
76 / 59
79 / 61
80 / 62
79 / 61
79 / 61
Upflow - Power / Pressure
79 / 62
80 / 63
83 / 65
81 / 63
N/A
N/A
POWER SUPPLY (V/Ph/Hz)
400 / 3+N / 50
400 / 3+N / 50
400 / 3+N / 50
400 / 3+N / 50
400 / 3+N / 50
400 / 3+N / 50
MAX POWER ABSORBED (kW)
5.80
5.40
8.10
8.70
8.10
8.10
THE COOLING CAPACITY DOES NOT CONSIDER THE SUPPLY FAN MOTOR THERMAL LOAD
MAX RUNNING CURRENT (A)
8.9
8.3
12.6
13.3
12.5
12.5
*1 Downflow version only.
DIMENSIONS (mm)
Width
1875
2175
2499
2899
3510
3510
Depth
930
930
930
930
930
930
*2 Gross value based on return air at 24°C - 45%RH; Chiller water 7°C / 12°C.
Height
1980
1980
1980
1980
1980
1980
*3 SHR = Sensible cooling capacity / Total cooling capacity.
NET WEIGHT (kg)
Downflow
531
589
660
753
900
970
*4 Fan(s) input power (ESP=20Pa).
Upflow
483
535
598
679
N/A
N/A
*5 Average level at 1m from unit in free field conditions.
CONNECTIONS
Water Inlet / Outlet ISO 7/1 (Ø inch)
2"
2 1/2"
2 1/2"
3"
3"
3"
*6 Rubber pipe - refers to internal diameter.
Condensate (Ømm)*6
19
19
19
19
19
19
i-NEXT DX R410A Close Control System
3.11
I.T. Cooling
w-NEXT Chilled Water Close Control System
