Daikin ERGA08EAV3A - DHW Pump for Disinfection; Setting up the Energy Metering

6 | Application guidelines
Installer reference guide
53
ERGA04~08EA + EHVH04+08SU18+23EA
Daikin Altherma 3 R F
4P629090-1A – 2021.11
Configuration
▪ For more information, see "10Configuration"[4140].
▪ You can program a schedule to control the DHW pump via the user interface. For
more information, see the user reference guide.
6.4.5 DHW pump for disinfection
Setup
a
b
c
d
e
a Cold water IN
b Hot water OUT (shower (field supply))
c DHW pump (field supply)
d Heater element (field supply)
e Non‑return valve (field supply)
▪ The DHW pump is field-supplied and its installation is the responsibility of the
installer. For the electrical wiring, see "9.3.5To connect the domestic hot water
pump"[4128].
▪ If the applicable legislation requires a higher temperature than the maximum
tank setpoint during disinfection (see [2-03] in the field settings table), you can
connect a DHW pump and heater element as shown above.
▪ If applicable legislation requires disinfection of the water piping until the tapping
point, you can connect a DHW pump and heater element (if needed) as shown
above.
Configuration
The indoor unit can control DHW pump operation. For more information, see
"10Configuration"[4140].
6.5 Setting up the energy metering
▪ Via the user interface, you can read out the following energy data:
- Produced heat
- Consumed energy
▪ You can read out the energy data:
- For space heating
- For space cooling
- For domestic hot water production