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t-NEXT DF DX
T_tNEXTDFDX_0719_EN
18
MEHITS S.p.A.
DATA BOOK
DUAL FLUID SYSTEM
DUAL FLUID system on the machine allows to obtain two independent cooling systems:
•
Chilled water coil
•
Direct expansion coil
The microprocessor control system automatically manages the system, by activating the cooling circuit
more convenient according to the parameters set.
With this system, it is possible, with a limited use of space, to solve several plant problems such as:
•
Chilled water coil fed with chilled water or mains water as a stand-by of the main cooling
circuit.
•
Double chilled water feeding with two independent circuit. This solution is used when you
need to ensure redundancy of the cooling system.
The temperature control is performed with the same logic of the main coil.
TECHNICAL DATA
VERSION (1)
U / O
U / O
U / O
U / O
U / O
MODEL
011 P1 S
014 P1 S
016 P1 S
020 P1 S
022 P1 S
SIZE
E1
E2
E2
E3
E3
COOLING CAPACITY (2)
Total
kW
12,2
17,8
18,4
25,4
26,5
Sensible
kW
11,8
17,2
18
24,6
25,6
SHR (3)
0,97
0,97
0,98
0,97
0,97
COOLING COIL
Water flow rate (2)
m
3
/h
2,12
3,06
3,16
4,35
4,57
dP coil + valve (2)
kPa
15
33,5
35,6
24,7
26,6
Water volume
l
4,2
5,3
5,3
7,8
7,8
HYDRAULIC CONNECTIONS
WATER INLET / OUTLET ISO 7/1 - R
Ø
1"
1"
1"
1+1/4"
1+1/4"
VERSION (1)
U / O
U / O
U / O
U / O
U / O
MODEL
026 P1 S
032 P1 S
037 P1 S
041 P1 S
045 P1 S
SIZE
E3
E4
E4
E4
E4
COOLING CAPACITY (2)
Total
kW
27,4
39
43,4
46
46
Sensible
kW
26,8
38,3
42
44,9
44,9
SHR (3)
0,98
0,98
0,97
0,98
0,98
COOLING COIL
Water flow rate (2)
m
3
/h
4,71
6,69
7,45
7,92
7,92
dP coil + valve (2)
kPa
28,3
14,2
17,1
19
19
Water volume
l
7,8
13,8
13,8
13,8
13,8
HYDRAULIC CONNECTIONS
WATER INLET / OUTLET ISO 7/1 - R
Ø
1+1/4"
1+1/2"
1+1/2"
1+1/2"
1+1/2"
THE COOLING CAPACITY DOES NOT CONSIDER THE SUPPLY FAN MOTOR THERMAL LOAD
1.
U = Under, downflow / O = Over, upflow
2.
Characteristics referred to entering air at 26°C-40%RH with chilled water temperature 7-12°C - 0% glycol
3.
SHR = Sensible cooling capacity / Total cooling capacity.
Air conditioner
Remote
condenser
Liquid chiller
Содержание t-NEXT DF DX 011 P1 S
Страница 66: ...t NEXT DF DX T_tNEXTDFDX_0719_EN 66 MEHITS S p A DATA BOOK MACHINE DRAWINGS Dimensions in mm UNDER E1 ...
Страница 67: ...t NEXT DF DX T_tNEXTDFDX_0719_EN 67 MEHITS S p A DATA BOOK MACHINE DRAWINGS Dimensions in mm UNDER E2 ...
Страница 68: ...t NEXT DF DX T_tNEXTDFDX_0719_EN 68 MEHITS S p A DATA BOOK MACHINE DRAWINGS Dimensions in mm UNDER E3 ...
Страница 69: ...t NEXT DF DX T_tNEXTDFDX_0719_EN 69 MEHITS S p A DATA BOOK MACHINE DRAWINGS Dimensions in mm UNDER E4 ...
Страница 70: ...t NEXT DF DX T_tNEXTDFDX_0719_EN 70 MEHITS S p A DATA BOOK MACHINE DRAWINGS Dimensions in mm UNDER E5 ...
Страница 71: ...t NEXT DF DX T_tNEXTDFDX_0719_EN 71 MEHITS S p A DATA BOOK MACHINE DRAWINGS Dimensions in mm UNDER E6 ...
Страница 72: ...t NEXT DF DX T_tNEXTDFDX_0719_EN 72 MEHITS S p A DATA BOOK MACHINE DRAWINGS Dimensions in mm UNDER E7 ...
Страница 73: ...t NEXT DF DX T_tNEXTDFDX_0719_EN 73 MEHITS S p A DATA BOOK MACHINE DRAWINGS Dimensions in mm UNDER E8 ...
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Страница 75: ...t NEXT DF DX T_tNEXTDFDX_0719_EN 75 MEHITS S p A DATA BOOK MACHINE DRAWINGS Dimensions in mm OVER E1 ...
Страница 76: ...t NEXT DF DX T_tNEXTDFDX_0719_EN 76 MEHITS S p A DATA BOOK MACHINE DRAWINGS Dimensions in mm OVER E2 ...
Страница 77: ...t NEXT DF DX T_tNEXTDFDX_0719_EN 77 MEHITS S p A DATA BOOK MACHINE DRAWINGS Dimensions in mm OVER E3 ...
Страница 78: ...t NEXT DF DX T_tNEXTDFDX_0719_EN 78 MEHITS S p A DATA BOOK MACHINE DRAWINGS Dimensions in mm OVER E4 ...
Страница 79: ...t NEXT DF DX T_tNEXTDFDX_0719_EN 79 MEHITS S p A DATA BOOK MACHINE DRAWINGS Dimensions in mm OVER E5 ...
Страница 80: ...t NEXT DF DX T_tNEXTDFDX_0719_EN 80 MEHITS S p A DATA BOOK MACHINE DRAWINGS Dimensions in mm OVER E6 ...
Страница 81: ...t NEXT DF DX T_tNEXTDFDX_0719_EN 81 MEHITS S p A DATA BOOK MACHINE DRAWINGS Dimensions in mm OVER E7 ...
Страница 82: ...t NEXT DF DX T_tNEXTDFDX_0719_EN 82 MEHITS S p A DATA BOOK MACHINE DRAWINGS Dimensions in mm OVER E8 ...
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