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Electrical installation
Installer reference guide
83
ERLA EHFZ03S18DJ3V
Daikin Altherma 3 R F
4P596821-1A – 2020.05
—
WARNING
The backup heater MUST have a dedicated power supply and MUST be protected by
the safety devices required by the applicable legislation.
CAUTION
To guarantee the unit is completely earthed, always connect the backup heater
power supply and the earth cable.
Make sure that the power supply is in accordance with the backup heater capacity,
as listed in the table below.
Backup heater
type
Backup
heater
capacity
Power supply
Maximum
running current
Z
max
*3V
3 kW
1N~ 230 V
13 A
(a)
0.34 Ω
(a)
This equipment complies with EN/IEC 61000‑3‑11 (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
sys
is less than or equal to Z
max
at the interface point between the user's
supply and the public 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
sys
less than or
equal to Z
max
.
Connect the power supply of the backup heater as follows:
X6M
F1B
Q1DI
a
b
a
Factory-mounted cable connected to the contactor of the backup heater, inside the switch box (K1M)
b
Field wiring (see table below)
Model (power supply)
Connections to backup heater power supply
*3V (1N~ 230 V)
1N~, 50 Hz
230 V AC
SWB2
Q1DI
1
2
3
4
F1B
I
I
L
N
X6M
2
1
K1M
4
3
BRN
BLU
Summary of Contents for ERLA03DAV3
Page 1: ...Installer reference guide Daikin Altherma 3 R F ERLA03DAV3 EHFZ03S18DJ3V...
Page 182: ...1 7 Field settings table 6 8 2 ID9E51 Applicable units EHFZ03S18DJ3V Notes 4P596829 1 2019 10...
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Page 192: ...4P596821 1A 2020 05 Copyright 2019 Daikin Verantwortung f r Energie und Umwelt...