Table of Contents
9
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Electrical installation
9.1.4 Overview of electrical connections for external and internal actuators
Installer reference guide
114
b Preferential kWh rate power supply
1 Power supply for outdoor unit
2 Power supply and interconnection cable to indoor unit
3 Power supply for gas boiler
4 Preferential kWh rate power supply (voltage free contact)
5 Normal kWh rate power supply (to power the indoor unit PCB in
the event of power supply interruption of the preferential kWh
rate power supply)
The following illustration shows the required field wiring.
INFORMATION
The following figure is an example and may NOT completely match your system
layout
1
4
5
2
15
8
d
7
M
16
17
19
3
a Outdoor unit
b Indoor unit
c Gas boiler
d Domestic hot water tank
Item
Description
Outdoor unit and indoor unit power supply
1
Power supply for outdoor
unit
2
Power supply and
interconnection cable to
indoor unit
3
Power supply gas boiler
4
Preferential kWh rate power
supply (voltage free contact)
5
Normal kWh rate power
supply
User interface
6
User interface
9
a
6
10
11
12
13
14
18
20
21
b
c
Wires
2+GND
3+GND
2+GND
2
2
2
EVLQ05+08CA + EHYHBH05A + EHYHBH/X08A + EHYKOMB33AA
Maximum
running current
(a)
(g)
(c)
(e)
6.3 A
(f)
Daikin Altherma hybrid heat pump
4P355634-1G – 2022.09
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