Daikin EWYA004D2V3P Installer's Reference Manual page 98

9 | Electrical installation
Installer reference guide
98
▪ In case of high voltage Smart Grid contacts. This requires the installation of the
Smart Grid relay kit (EKRELSG).
The 2 incoming Smart Grid contacts can activate the following Smart Grid modes:
Smart Grid contact
1
0
0
1
1
The use of a Smart Grid pulse meter is not mandatory:
If Smart Grid pulse meter is...
Used
([9.A.2] Electricity meter 2 ≠
None)
Not used
([9.A.2] Electricity meter 2 =
None)
In case of low voltage Smart Grid contacts
Wires (Smart Grid pulse meter): 0.5 mm²
Wires (low voltage Smart Grid contacts): 0.5 mm²
[9.8.4]=3 (Benefit kWh power supply = Smart grid)
[9.8.5] Smart grid operation mode
[9.8.6] Allow electrical heaters
[9.8.7] Enable room buffering
[9.8.8] Limit setting kW
The wiring of the Smart Grid in case of low voltage contacts is as follows:
X5M
3 4 5 6 9 10
2 1
S4S S11S S10S
a Jumper (factory-mounted). If you also connect a safety thermostat (Q4L), replace
the jumper with the safety thermostat wires.
S4S Smart Grid pulse meter (optional)
1
/S10S Low voltage Smart Grid contact 1
2
/S11S Low voltage Smart Grid contact 2
1 Connect the wiring as follows:
2
0 Free running
1 Forced off
0 Recommended on
1
Forced on
Then [9.8.8] Limit setting kW is...
Not applicable
Applicable
13 14
a
X5M.4
S4S
X5M.3
X5M.10
S10S
1
X5M.9
X5M.6
S11S
2
X5M.5
Smart Grid operation mode
EWAA004~008D + EWYA004~008D
Packaged air-cooled water chillers
and packaged air to water heat pumps
4P688013-1B – 2022.09