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17.6 ESP curve: Indoor unit
ERLA11~16D + EBVZ16S18+23D
Daikin Altherma 3 R F
4P643604-1B – 2022.05
A (kPa)
70
60
50
40
30
20
10
C D
0
0
5
10
A External static pressure in the space heating/cooling circuit
B Water flow rate through the unit in the space heating/cooling circuit
C Minimum water flow rate during normal operation
D Minimum water flow rate during backup heater operation
E Minimum water flow rate during cooling operation
F Minimum water flow rate during defrost operation
Additional/direct zone
Main/mixed zone
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.
▪
Make sure water quality complies with EU directive 2020/2184.
E
F
15
20
25
30
35
17
Technical data
|
40
45
B (l/min)
4D128636A
Installer reference guide
277
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