To Connect The Shut-Off Valve; To Connect The Electrical Meters; To Connect The Domestic Hot Water Pump; To Connect The Alarm Output - Daikin Altherma EAVX-D9WG Installer's Reference Manual

7 Installation
Model (power Connections to backup heater power
supply)
*6V (6V: 1N~ 230 V)
SWB
F1B
1N~, 50 Hz
230 V AC
*6V (6T1: 3~ 230 V)
K5M
SWB
F1B
Q1DI
3~, 50 Hz
230 V AC
*9W (3N~ 400 V)
SWB
F1B
Q1DI
3N~, 50 Hz
400 V AC
F1B Overcurrent fuse (field supply). Recommended fuse:
4‑pole; 20 A; curve 400 V; tripping class C.
K5M Safety contactor (in the lower switch box)
Q1DI Earth leakage circuit breaker (field supply)
SWB Switch box
X6M Terminal (field supply)
NOTICE
Do NOT cut or remove the backup heater power supply
cable.
Installer reference guide
38
supply
2 4 6 14
K5M
1 3 5 13
X6M
1 3 5 7
I I I I
2 4 6 8
Q1DI
L N
2 4 6 14
1 3 5 13
X6M
1 3 5 7
I I I I
2 4 6 8
L1 L2 L3
2 4 6 14
K5M
1 3 5 13
X6M
1 3 5 7
I I I I
2 4 6 8
L1 L2 L3 N
7.6.10

To connect the shut-off valve

1 Connect the valve control cable to the appropriate terminals as
shown in the illustration below.
NOTICE
Wiring is different for a NC (normal closed) valve and a NO
(normal open) valve.
NO
M2S
21 28
X2M
X1M
2 Fix the cable with cable ties to the cable tie mountings.
7.6.11

To connect the electrical meters

INFORMATION
In case of an electrical meter with transistor output, check
the polarity. The positive polarity MUST be connected to
X5M/6 and X5M/4; the negative polarity to X5M/5 and
X5M/3.
1 Connect the electrical meters cable to the appropriate terminals
as shown in the illustration below.
S3S S2S
X2M
X1M
2 Fix the cable with cable ties to the cable tie mountings.
7.6.12

To connect the domestic hot water pump

1 Connect the domestic hot water pump cable to the appropriate
terminals as shown in the illustration below.
M
M2P
1~
1 2
X2M
X1M
2 Fix the cable with cable ties to the cable tie mountings.
7.6.13

To connect the alarm output

1 Connect the alarm output cable to the appropriate terminals as
shown in the illustration below.
EPGA11~16DAV3 + EAVH/X16S18+23DA6V+9W
NC
M2S
21 29
X2M
X1M
3 4 56
X5M
X5M
Daikin Altherma – Low temperature split
4P556070-1 – 2019.02