Daikin LREN8A7Y1B, Инструкция по установке и эксплуатации

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14 Electrical installation
Installation and operation manual
35
LREN8~12A7 + LRNUN5A7
CO
₂ ZEAS outdoor unit and capacity up unit
4P704141-1B – 2022.12
Wiring Only use harmonised wire
providing double insulation and
suitable for the applicable
voltage.
2-cord cable
0.75~1.25 mm²
Maximum wiring length 130 m
Details – Power supply
See "14.5 Specifications of standard wiring components" [
4
32].
14.7 Connections to the capacity up
unit
NOTICE
▪ Be sure to keep the power line and transmission line
apart from each other (≥50 mm). Transmission wiring
and power supply wiring may cross, but may not run
parallel.
▪ Transmission wiring and power supply wiring may NOT
touch internal piping in order to avoid wire damage due
to high temperature piping.
▪ Firmly close the lid and arrange the electrical wires so
as to prevent the lid or other parts from coming loose.
Low voltage wiring ▪ DIII transmission wiring
▪ Remote switches (operation, low
noise)
High voltage wiring ▪ Output signals (caution, warning,
run)
▪ Power supply (including earth)
14.7.1 Low voltage wiring – Capacity up unit
Connections/routing/fixing
b c
2 1 3
X3M
a
F2 F1 F1
X1M (A1P)
F2 Q1 Q2
TO
MULTI UNIT
TO
OUT/D UNIT
TO
IN/D UNIT
b/c a
X1M (A1P)
X3M
1
2
X1M (A1P) DIII transmission wiring:
a: To outdoor unit
X3M Remote switches:
b: Remote operation switch
c: Remote low noise switch
X1M (A1P)
X3M
d
1
2
d Wiring intake (knockout hole) for low voltage. See
"14.3 Guidelines when knocking out knockout
holes"
[
4
32].
Details – DIII transmission wiring
See "14.5 Specifications of standard wiring components" [
4
32].
Details – Remote operation switch
NOTICE
Remote operation switch . The unit is factory-equipped
with an operation switch with which you can turn unit
operation ON/OFF. If you want to remotely turn ON/OFF
operation of the capacity up unit, a remote operation switch
is required. Use a voltage-free contact for microcurrent
(≤1 mA, 12 V DC). Connect to X3M/1+2 class II
construction, and set to "Remote".
REMOTE
OFF ON
S1S
S1S Factory-equipped operation switch:
OFF: Unit operation turned OFF
ON: Unit operation turned ON
Remote: Unit controlled (ON/OFF) with remote operation
switch
Wiring remote operation switch:
Wiring Only use harmonised wire
providing double insulation and
suitable for the applicable
voltage.
2-cord cable
0.75~1.25 mm²
Maximum wiring length 130 m