Daikin Altherma 3 R W, Installer'S Reference Manual

Page: 57 / 296

6 | Application guidelines
Installer reference guide
57
ERGA04~08EA + EHBH/X04+08EF
Daikin Altherma 3 R W
4P629085-1B – 2021.11
6.5.3 Normal kWh rate power supply
General rule
One power meter that covers the entire system is sufficient.
Setup
Connect the power meter to X5M/5 and X5M/6. See "9.3.4 To connect the
electricity meters" [
4
125].
Power meter type
In case of… Use a… power meter
▪ Single-phase outdoor unit
▪ Backup heater supplied from a single-
phase grid, i.e. the backup heater
model is:
- *6V (6V3: 1N~ 230 V).
Single-phase
▪ Three-phase outdoor unit
▪ Backup heater supplied from a three-
phase grid, i.e. the backup heater
model is:
- *6V (6T1: 3~ 230 V)
- *9W (3N~ 400 V)
Three-phase
Example
Single-phase power meter Three-phase power meter
b
580
1 50
0
0
c c
f e d g
A B C
a
c
X5M/5+6
A Outdoor unit
B Indoor unit
C DHW tank
a Electrical cabinet (L
1
/N)
b Power meter (L
1
/N)
c Fuse (L
1
/N)
d Outdoor unit (L
1
/N)
e Indoor unit (L
1
/N)
f Backup heater (L
1
/N)
g Booster heater (L
1
/N)
b
580
1 50
0
0
c c
g f e h
A B C
a
X5M/5+6
d
450896.005
A Outdoor unit
B Indoor unit
C DHW tank
a Electrical cabinet (L
1
/L
2
/L
3
/N)
b Power meter (L
1
/L
2
/L
3
/N)
c Fuse (L
1
/L
2
/L
3
/N)
d Fuse (L
1
/N)
e Outdoor unit (L
1
/L
2
/L
3
/N)
f Indoor unit (L
1
/N)
g Backup heater (L
1
/L
2
/L
3
/N)
h Booster heater (L
1
/N)