Daikin ERGA06EAV3H Installer's Reference Manual page 32

5 | About the units and options
Installer reference guide
32
Backup Heater (EKECBU*)
▪ For installations without a bivalent heat source (oil or gas), the installation of a
backup heater is mandatory.
▪ Only one backup heater (3 kW, 6 kW or 9 kW) can be connected to the indoor
unit.
▪ The backup heater can only be connected to the main unit with the correct inline
BUH connection kit EKECBUCO*.
For installation instructions, see the installation manual of the Backup Heater, and
see "9.3.3 To connect the backup heater power
connect the backup heater to the main
DB connector kit (EKECDBCO*)
To make the connection of a solar drainback system easier, you can install a
drainback connector kit.
For installation instructions, see the installation manual of the DB connector kit.
BIV connector kit (EKECBIVCO*)
To make the connection of a bivalent heat source to the bivalent heat exchanger
easier, you can install a bivalent connector kit.
For installation instructions, see the installation manual of the BIV connector kit.
Fill and drain kit (165215)
You can install the fill and drain kit to simplify the filling and draining procedure of
the storage tank.
For installation instructions, see the installation manual of the fill and drain kit.
Recirculation kit (141554)
By connecting a DHW pump, instant hot water can be available at the tap. To
reduce heat losses while DHW pump is working you can install a recirculation kit.
For installation instructions, see the installation manual of the recirculation kit.
Dirt Separator (156021 or 156023)
It is recommended to install a dirt separator in the system.
Solar drainback kit (EKSRPS4)
A solar drainback kit including solar pump and solar controller can be directly
connected to the pressureless storage tank of the indoor unit. For installation
instructions, see the installation manual of the solar drainback kit.
4
supply" [ 124] and
4
unit" [ 127].
ERGA04~08EAV3+V3A+V37 + EHSH/X(B)04+08P30+50EF
"9.3.4 To
Daikin Altherma 3 R ECH₂O
4P678716-1 – 2022.01