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3.5.3 To connect the main power supply
1
Connect the main power supply.
In case of normal kWh rate power supply
X5M
X6YB
X2M
X6Y
X6YA
X1M
1 2 3
1 2 3
Legend: see illustration below.
In case of preferential kWh rate power supply
X5M
3 4
X6YB
X2M
X6YA
X1M
c
b
L N
1 2
3
S1S
L N
1 2 3
a Interconnection cable (=main power supply)
b Preferential kWh rate power supply
c Preferential power supply contact
2
Fix the cable with cable ties to the cable tie mountings.
EHVH/X04+08 + EHVH/X16
Daikin Altherma - Low Temperature Split
4P313772-1B – 2012.05
X1A X19A
30 31
a
X1A
X19A
X6Y
30 31
a
3.5.4 To connect the backup heater power supply
The backup heater capacity can vary, depending on the indoor unit
model. Make sure that the power supply is in accordance with the
backup heater capacity, as listed in the table below.
Backup
Backup
heater
heater type
capacity
supply
*3V
3 kW
1~ 230 V
*9W
3 kW
1~ 230 V
6 kW
1~ 230 V
6 kW
3~ 230 V
6 kW
3N~ 400 V
9 kW
3N~ 400 V
(a) Equipment
complying
(European/International Technical Standard setting the limits for
harmonic currents produced by equipment connected to public low-
voltage systems with input current >16 A and ≤75 A per phase.).
(b) This
equipment
(European/International Technical Standard setting the limits for
voltage changes, voltage fluctuations and flicker in public low-
voltage supply systems for equipment with rated current ≤75 A)
provided that the system impedance Z
Z
at the interface point between the user's supply and the public
max
system. It is the responsibility of the installer or user of the
equipment to ensure, by consultation with the distribution network
operator if necessary, that the equipment is connected only to a
supply with a system impedance Z
1
Connect the backup heater power supply.
For *3V models, use a single pole fuse for F1B. For *9W models,
use a double pole fuse for F1B.
Connections to
Backup heater
backup heater power
(a)
type
supply
3 kW 1~ 230 V
F1B
(*3V)
L N
L N
3 kW 1~ 230 V
F1B
(*9W)
L
L
N
N
6 kW 1~ 230 V
(*9W)
6 kW 3~ 230 V
F1B
(*9W)
L1 L1 L2 L2 L3 L3
L1 L2 L3
3 Installation
Maximum
Power
running
Z
current
max
13 A
—
13 A
—
0.29
(a)(b)
26 A
(b)
—
15 A
8.6 A
—
13 A
—
with
EN/IE C61000-3-12
complies
with
EN/IEC 61000-3-11
is less than or equal to
sys
less than or equal to Z
sys
max
Connections to
terminals
—
X6M
X7M
1 2 3 4
5
6 7 8
X6M
X7M
1 2 3 4
5
6 7 8
X6M
X7M
1 2 3 4
5
6 7 8
Installation manual
(Ω)
.
5
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