4MWXM-A9
R32 Split series
4P708645-1 – 2022.09
a
AL2
AL1
b
S
DP2
DP1
c
d
MR30_B
MR30_A
e
DC(-)
FU2
DC
f
DC
AC
a AL1, AL2, DP1, DP2: solenoid valve lead wire connectors
b S: terminal strip lead wire connector
c S20~S22 (room A, B, C) + S23 (TO TANK): electronic expansion valve coil lead wire
connector,
d MR30_A, MR30_B - suspend lead wire connectors
e S40: thermal overload relay lead wire and high pressure switch connector
f Multimeter (DC voltage range)
g S90, S92, S93: thermistor lead wire connector
h S50: suspend lead wire connector
i S60: pressure sensor connector
j S70: fan motor lead wire connector
k S80: 4-way valve lead wire connector
l W, V, U: Compressor lead wire connector
WARNING
▪
All wiring MUST be performed by an authorised electrician and MUST comply
with the applicable national wiring regulation.
▪
Make electrical connections to the fixed wiring.
▪
All components procured on-site and all electrical construction MUST comply
with the applicable legislation.
WARNING
ALWAYS use multicore cable for power supply cables.
INFORMATION
Also read the precautions and requirements in the
4
precautions" [
7].
INFORMATION
Also read
"9.1.3 Specifications of standard wiring
9
S23
S22
S90
g
S21
S92
S20
h
S93
i
S40
S50
S60
j
S70
FU2
k
S80
W
l
U
V
components" [
Electrical installation
|
"2 General safety
4
52].
Installer reference guide
49
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