Drazice OKCE 125 NTR Manuale operativo e di installazione - Pagina 9
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Storage tanks must be provided with a discharge
valve mounted on the cold service water inlet to the
storage tank for potential disassembly or repair.
When assembling the security equipment, follow
the standards.
2.4 PRESSURE LOSSES
200
100
50
20
10
1
1,5
2
Průtok topné vody m3/h
Heating water flow m
ADMISSIBLE
SAFETY VALVE
OPERATING
STARTING
PRESSURE
[MPa]
PRESSURE
0,6
0,7
1
Table 2
5
3
4
3
/hour
Type
Amount of heating water in m3/h
1
Exchanger 1 m2
7
Exchanger 1.45 m2
9
MAX
PRESSURE IN
STORAGE
THE COLD
TANK
WATER PIPE
[MPa]
[MPa]
0,6
up to 0,48
0,7
up to 0,56
1
up to 0,8
Exchanger
with
Výměník s teplosměnou
transfer surface 1.45 m
plochou 1,45 m2
Výměník s teplosměnou
Exchanger
with
plochou 1 m2
transfer surface 1 m
Pressure loss mbar
tHV = 60 °C
2
3
4
5
24
51
86
130
32
68
115
174
- 9 -
heat
2
heat
2