15 Electrical installation
Installation and operation manual
32
LRYELRNUN5A7Y1
CO
₂
Conveni-Pack outdoor unit and capacity up unit
4P605461-1 – 2020.04
15.7.1
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
"15.3 Guidelines when knocking out knockout
holes"
29].
Details – DIII transmission wiring
See
"15.5 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".
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
Sheathed cable (2 wires)
Vinyl cords
0.75~1.25 mm²
Maximum wiring length
130 m
Details – Remote low noise switch:
NOTICE
Low noise switch
. If you want to remotely turn ON/OFF
low noise operation, you must install a low noise switch.
Use a voltage-free contact for microcurrent (≤1 mA,
12 V DC).
Low noise switch
Mode
OFF
Normal mode
ON
Low noise mode
Wiring low noise switch:
Wiring
Sheathed cable (2 wires)
Vinyl cords
0.75~1.25 mm²
Maximum wiring length
130 m
15.7.2
High voltage wiring – Capacity up unit
Connections/routing/fixing
3N~ 50 Hz
380-415 V
L1 L2 L3
L1 L2 L3 N
N
X1M
PE
c
b
a
d e
f
X2M
C C1 W1 R P1 P2
X2M
X1M
PE
a d/e/f
1
2
X1M
Power supply:
a: Power supply cable
b: Overcurrent fuse
c: Earth leakage circuit breaker
PE
Protective earth (screw)
Summary of Contents for LRYEN10A7Y1
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