Daikin Altherma 3 M - Page 21

6 Electrical installation
Installation manual
21
EBLA04~08E2V3+E23V3 + EDLA04~08E2V3+E23V3
Daikin Altherma 3 M
4P685229-1A – 2022.05
K1M K2MK2M
1 3 5 13
2 4 6 14
K5M
1 3 5 13
2 4 6 14
1 3 5 13
2 4 6 14
Ω
Ω
To connect the backup heater kit to the outdoor unit
The wiring between the backup heater kit and the outdoor unit is as
follows:
1 2 3 4 5
6 7 8 9 10
X3M
X15M
1 2
1 2
X5M
X15M
EKLBUHCB6W
A
B
HV LV
A Outdoor unit
B Backup heater kit
HV High voltage connections (backup heater thermal
protector + backup heater connection)
LV Low voltage connection (backup heater thermistor)
NOTICE
The distance between the high voltage and low voltage
cables should be at least 50mm.
1 On the backup heater kit, connect the LV and HV cables to the
appropriate terminals as shown in the illustration below.
1 9876 102
X15M
F1B
LV HV
2 On the outdoor unit, connect the HV cable to the appropriate
terminals as shown in the illustration below.
HV
X3M.1
X3M.2 X3M.3 X3M.4 X3M.5
6 7 8 9 10
X15M
EKLBUHCB6W
180°
X3M
1 2 3 4
5
X3M
3 On the outdoor unit, connect the LV cable to the appropriate
terminals as shown in the illustration below.
LV
1.M5X
2.M5X
1 2
X15M
EKLBUHCB6W
180°
X5M
1 2
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.