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t-NEXT DF DX
T_tNEXTDFDX_0719_EN
19
MEHITS S.p.A.
DATA BOOK
TECHNICAL DATA
VERSION (1)
U / O
U / O
U / O
U / O
U / O
MODEL
039 P2 D
048 P2 D
055 P2 D
062 P2 D
075 P2 D
SIZE
E5
E5
E6
E6
E7
COOLING CAPACITY (2)
Total
kW
48,8
55,5
65,3
67,3
101
Sensible
kW
48,8
55,2
63,2
65,4
95,3
SHR (3)
1
0,99
0,97
0,97
0,94
COOLING COIL
Water flow rate (2)
m
3
/h
8,38
9,54
11,23
11,59
17,42
dP coil + valve (2)
kPa
26,3
33,1
15,7
16,6
38,8
Water volume
l
18,1
18,1
18,1
18,1
24,6
HYDRAULIC CONNECTIONS
WATER INLET / OUTLET ISO 7/1 - R
Ø
2"
2"
2"
2"
2+1/2"
VERSION (1)
U / O
U / O
U / O
U
U
MODEL
082 P2 D
092 P2 D
102 P2 D
117 P4 D
146 P4 D
SIZE
E7
E8
E8
E9
E9
COOLING CAPACITY (2)
Total
kW
101
116
116
136
136
Sensible
kW
95,3
108
108
136
136
SHR (3)
0,94
0,93
0,93
1
1
COOLING COIL
Water flow rate (2)
m
3
/h
17,42
19,9
19,9
23,43
23,43
dP coil + valve (2)
kPa
38,8
49,3
49,3
39,9
39,9
Water volume
l
24,6
28,5
28,5
33,8
33,8
HYDRAULIC CONNECTIONS
WATER INLET / OUTLET ISO 7/1 - R
Ø
2+1/2"
2+1/2"
2+1/2"
3”
3”
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.
2-WAY BALL VALVE FOR CHILLED WATER FLOW CONTROL
The water flow control in the finned coil is acieved through a
2-way modulating ball valve
with
equal
percentage flow control
ensured by the integrated characterizing disc.
This type of valve offers the following series of benefits:
•
Equal percentage flow control.
•
No peaks initial flow.
•
Excellent stability control thanks to the integrated characterizing disc.
•
Excellent characteristic in partialisation.
•
Stability in control.
•
Maintenance free.
•
Self-cleaning.
CHARACTERISTICS OF THE 2-WAY BALL VALVE
•
Closing seal with leakage rate in Class A (EN 12266-1)
•
Maximum fluid pressure Ps=1600kPa
•
Maximum closing pressure (Close-
off) ∆Ps=1400kPa
The rotative actuator is controlled by a signal 0 … 10VDC from the microprocessor controller.
The
actuator is equipped with an emergency button for manual operation and is maintenance-free.
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 ...
Страница 74: ...t NEXT DF DX T_tNEXTDFDX_0719_EN 74 MEHITS S p A DATA BOOK MACHINE DRAWINGS Dimensions in mm UNDER E9 ...
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 ...
Страница 91: ...t NEXT DF DX T_tNEXTDFDX_0719_EN 91 MEHITS S p A DATA BOOK ...