Daikin EWAA008D2V3P-H Installation Manual page 26

6 Electrical installation
180°
4 Fix the cables with cable ties to the cable tie mountings.
Bypass valve kit necessity
For reversible systems (heating+cooling) in which an external
backup heater kit is installed, the installation of valve kit EKMBHBP1
is required if condensation is expected inside the backup heater.
31
28
25
22
19
16
13
10
7
20 23
B (°C DB)
A Leaving water evaporator temperature
B Dry-bulb temperature
Relative humidity 40%
Relative humidity 60%
Relative humidity 80%
Example: Given are an ambient temperature of 25°C and a relative
humidity of 40%. If the leaving water evaporator temperature is
<12°C, condensation will occur.
Installation manual
26
LV
1 2
X15M
EKLBUHCB6W
X5M
1 2
31
28
25
22
19
16
13
10
7
26 29 32
Note: See the psychrometric chart for more information.
To connect the bypass valve kit
The information in this topic supersedes that of the instruction sheet
delivered with the bypass valve kit.
Wires: 3×0.75 mm²
—
The components of the bypass valve kit are as follows. You only
need B and D.
A B
1 Integrate components B and D as follows in the system:
A
D B
A
Cu Alpex
18°C 0.25 m 0.1 m
5°C 0.5 m 0.2 m
2 On the outdoor unit, connect B to the appropriate terminals as
shown in the illustration below.
C D
EKMBHBP1
B
D
FHL1
FHL2
FHL3
X2M.4 Y
X2M.3 N
X2M.14a L M4S
B
EWAA004~008D + EWYA004~008D
Packaged air-cooled water chillers
and packaged air to water heat pumps
4P688014-1D – 2022.10