To Connect A Smart Grid - Daikin ETBH16E9W Installer's Reference Manual

9 | Electrical installation

9.3.11 To connect a Smart Grid

Installer reference guide
130
2 Connect the safety thermostat (normally closed) cable to the appropriate
terminals as shown in the illustration below.
Note: The jumper wire (factory-mounted) must be removed from the respective
terminals.
A
B
C
B
3 Fix the cable with cable ties to the cable tie mountings.
NOTICE
Make sure to select and install the safety thermostat according to the applicable
legislation.
In any case, to prevent unnecessary tripping of the safety thermostat, we
recommend the following:
▪
The safety thermostat is automatically resettable.
▪
The safety thermostat has a maximum temperature variation rate of 2°C/min.
▪
There is a minimum distance of 2 m between the safety thermostat and the
motorized 3‑way valve delivered with the domestic hot water tank.
NOTICE
Error. If you remove the jumper (open circuit) but do NOT connect the safety
thermostat, stop error 8H-03 will occur.
This topic describes 2 possible ways to connect the indoor unit to a Smart Grid:
▪ In case of low voltage Smart Grid contacts
A
14 13
Q4L
C
EPRA14~18D + ETBH/X16E
Daikin Altherma 3 H HT W
4P644736-1D – 2023.10