9 | Electrical installation
Installer reference guide
49
EKHWET90~120BAV3
R32 Split series – Domestic hot water tank
4P680077-1 – 2021.11
CAUTION
To guarantee the unit is completely earthed, ALWAYS connect the booster heater
power supply and the earth cable.
Connect the booster heater power supply as follows:
a Booster heater power supply cable
b Field wiring