Daikin EBLQ05+07CAV3 Installer's Reference Manual page 46

7 Installation
X2M
A4P
15
13
X1M
X8M
2 Fix the cable with cable ties to the cable tie mountings.
7.8.19 To connect the space cooling/heating ON/
OFF output
INFORMATION
▪ Requires option box EK2CB07CAV3.
▪ To be connected to option box EK2CB07CAV3.
1 Connect the space cooling/heating ON/OFF output cable to the
appropriate terminals as shown in the illustration below.
X1M
2 Fix the cable with cable ties to the cable tie mountings.
7.8.20 To connect the changeover to external
heat source
INFORMATION
▪ Requires option box EK2CB07CAV3.
▪ To be connected to option box EK2CB07CAV3.
1 Connect the changeover to external heat source cable to the
appropriate terminals as shown in the illustration below.
X1M
2 Fix the cable with cable ties to the cable tie mountings.
Installer reference guide
46
1 2
X8M
4 3
X8M
L N
7.8.21 To connect the electrical wiring on the
backup heater
Routing Possible cables (depends on the installed options)
a ▪ Backup heater kit thermistor (interconnection with
control box EKCB07CAV3)
Low voltage
▪ Backup heater kit thermal protector (interconnection
with control box EKCB07CAV3)
▪ Backup heater kit connection (to control box
EKCB07CAV3)
b ▪ Main power supply
High
voltage
1 Insert the wiring from the bottom of the backup heater.
2 Inside the backup heater, route the wiring as follows:
Backup heater
type
*3V
a
*9W
a
3 Fix the wiring with cable ties to the cable tie mountings.
NOTICE
The distance between the high voltage and low voltage
cables should be at least 25 mm.
7.8.22 To connect the backup heater power
supply
CAUTION
To guarantee the unit is completely earthed, always
connect the backup heater power supply and the earth
cable.
CAUTION
If a tank with a built‑in electrical booster heater (EKHW) is
part of the system, use a dedicated power circuit for the
backup heater and booster heater. NEVER use a power
circuit shared by another appliance. This power circuit
must be protected with the required safety devices
according to the applicable legislation.
Depending on the model, the backup heater capacity can vary. Make
sure that the power supply is in accordance with the backup heater
capacity, as listed in the table below.
EBLQ05+07CAV3 + EDLQ05+07CAV3 + EKCB07CAV3 +
EK2CB07CAV3 + EKMBUHCA3V3 + EKMBUHCA9W1
Daikin Altherma low temperature monobloc
Routing
b
a Low voltage wiring
b High voltage wiring
b
a Low voltage wiring
b High voltage wiring
4P405544-1 – 2015.03