Daikin 2MXM68N2V1B, Installation Manual

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12 Technical data
Installation manual
22
3(A)MXM+3(A)MXF+4MXM+5MXM
R32 Split series
3P600450-1D – 2020.08
Symbol Meaning
SA*, F1S Surge arrester
SR*, WLU Signal receiver
SS* Selector switch
SHEET METAL Terminal strip fixed plate
T*R Transformer
TC, TRC Transmitter
V*, R*V Varistor
V*R Diode bridge, Insulated-gate
bipolar transistor (IGBT) power
module
WRC Wireless remote controller
X* Terminal
X*M Terminal strip (block)
Y*E Electronic expansion valve coil
Y*R, Y*S Reversing solenoid valve coil
Symbol Meaning
Z*C Ferrite core
ZF, Z*F Noise filter
12.2 Piping diagram: Outdoor unit
Component PED category classification:
▪ High pressure switches: category IV
▪ Compressor: category II
▪ Accumulator: 4MXM80, 5MXM90 category II, other models
category I
▪ Other components: refer to PED article 4, paragraph 3
NOTICE
When the high pressure switch is activated, it MUST be
reset by a qualified person.
7.9CuT
7.9CuT
7.9CuT
7.9CuT
12.7CuT
M
12.7CuT
(12.7CuT)
(9.5CuT)
12.7CuT
12.7CuT
12.7CuT
1
5.9C
uT
15.
9C
uT
15.9CuT
15.9CuT
9.5
Cu
T
9.5CuT
12.7CuT
7.9CuT
7.9CuT
MV
MV
A
B
6.4CuT
6.4CuT
(6.4CuT)
(6.4CuT)
9.5CuT
9.5CuT
9.5CuT
9.5CuT
7.9CuT
S1P
H
SV
9.5CuT
9.5CuT
6.4CuT
Solenoid valve
12.7CuT
15.9CuT
d
e
f
k
a
b
c
g
i
d
r
-A
r -B
s
s
t
t
u
u
d
p
o o
n
l
l
m
l
w
x
v -A
v -B
v -A
v -B
q
h
2MXM68
a Heat exchanger k 4-way valve u Thermistor (gas)
b Outdoor air temperature
thermistor l Muffler v Room
c Heat exchanger thermistor m Discharge pipe thermistor w Field piping – liquid
d Refnet header n Compressor x Field piping – gas
e Fan motor o Accumulator y Liquid receiver
f Propeller fan p Gas stop valve S1PH High pressure switch (automatic
reset)
g Capillary tube q Liquid stop valve
h Distributor r Electronic expansion valve Refrigerant flow: cooling
i Muffler with filter s Thermistor (liquid) Refrigerant flow: heating
j Solenoid valve t Filter