Daikin Altherma 3 H MT F Installation Manual page 19

If Smart Grid pulse meter is... Then [9.8.8] Limit setting kW
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 13 14
a
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
1
Low voltage Smart Grid contact 1
/S10S
2
Low voltage Smart Grid contact 2
/S11S
1 Open the following (see "4.2.1 To open the indoor
1 Top panel
2 User interface panel
3 Upper switch box cover
2 Connect the wiring as follows:
A
ETVH/X12S18+23EA6V+9W
Daikin Altherma 3 H MT F
4P634880-1 – 2021.03
is...
Not applicable
Applicable
unit" [ 4 6]):
1
3
2
X5M.4
S4S
X5M.3
X5M.10
1 S10S
X5M.9
X5M.6
2
S11S
X5M.5
B
A
B
3 Fix the cables with cable ties to the cable tie mountings.
In case of high voltage Smart Grid contacts
Wires (Smart Grid pulse meter): 0.5 mm²
Wires (high voltage Smart Grid contacts): 1 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 high voltage contacts is as
follows:
X10M 1 2 3 4
A1 A1
A2 A2
N L N L K1A K2A
2 1
a b
STEP 3 STEP 1
STEP 1 Smart Grid relay kit installation
STEP 2 Low voltage connections
STEP 3 High voltage connections
1
High voltage Smart Grid contact 1
2
High voltage Smart Grid contact 2
a, b Coil sides of relays
c, d Contact sides of relays
e Jumper (factory-mounted). If you also connect a safety
thermostat (Q4L), replace the jumper with the safety
thermostat wires.
f Smart Grid pulse meter
1 Install the components of the Smart Grid relay kit as follows:
a
×2
b
×4
K1A, K2A Relays
X10M Terminal block
a Screws for X10M
b Screws for K1A and K2A
c Sticker to put on the high voltage wires
d Wires between the relays and X5M (AWG22 ORG)
e Wires between the relays and X10M (AWG18 RED)
6 Electrical installation
3 4 5 6 9 10 1314
X5M
X5M X5M
10 9 6 5 14 13 4
K1A K2A S4S
c d e f
STEP 2
d
K1A K2A
e
c
X10M
Installation manual
3
19