17
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Electrical installation
Installer and user reference guide
97
LRYELRNUN5A7Y1
CO₂ Conveni-Pack outdoor unit
4P605460-1 – 2020.08
17.7.1 Low voltage wiring – Capacity up unit
Connections/routing/fixing
c d
2
1
3
X3M
b
F2
F1
F1
X1M (A1P)
a
F2 Q1 Q2
TO
MULTI UNIT
TO
OUT/D UNIT
TO
IN/D UNIT
c/d a/b
X1M (A1P)
X3M
1
2
X1M (A1P)
DIII transmission wiring:
a: To outdoor unit
b: To indoor units (air conditioning)
X3M
Remote switches:
c: Remote operation switch
d: Remote low noise switch
X1M (A1P)
X3M
1
2
e
e
Wiring intake (knockout hole) for low voltage. See
"17.3 Guidelines when knocking out knockout
Details – DIII transmission wiring
See
"17.5 Specifications of standard wiring components"
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, and
set to "Remote".