Daikin ETVZ16S18EA6V, Руководство по установке для специалистов

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16 | Technical data
Installer reference guide
257
EPRA14~W1 + ET9W
Daikin Altherma 3 H HT F
4P644739-1 – 2021.02
16.6 ESP curve: Indoor unit
Note: A flow error will occur when the minimum water flow rate is not reached.
Main zone (mixed zone)
4D124956
(main)
B (l/min)
0
40
60
80
100
30
50
70
90
110
20
0 5 10 15 20 25 30 35 40 45 50 55 60 65
10
C
D
A (kPa)
E F
Additional zone (direct zone)
4D124956
(add)
B (l/min)
0
40
60
80
100
30
50
70
90
110
20
0 5 10 15 20 25 30 35 40 45 50 55 60 65
10
C
D
A (kPa)
E F
A External static pressure in the space heating/cooling circuit
B Water flow rate through the unit in the space heating/cooling circuit
C Operation range
D Minimum flow during normal operation
E Minimum flow during backup heater operation
F Minimum flow during defrost heater operation
Dashed lines: Operation area is extended to lower flow rates only in case the unit
operates with heat pump only. (Not in startup, no backup heater operation, no
defrost operation.)
Notes:
▪ Selecting a flow outside the operating area can damage the unit or cause the unit
to malfunction. See also the minimum and maximum allowed water flow range in
the technical specifications.
▪ Water quality must be according to EU directive 98/83 EC.