Piping Diagram: Outdoor Unit - Daikin 3MXM40A2V1B Installation Manual

13 Technical data
Symbol Meaning Symbol Meaning
Outdoor unit
OUTDOOR
Residual current
device
Symbol Colour Symbol
BLK Black ORG
BLU Blue PNK
BRN Brown PRP, PPL
GRN Green RED
GRY Grey WHT
SKY BLU Sky blue YLW
Symbol
A*P
BS*
BZ, H*O
C*
AC*, CN*, E*, HA*, HE*, HL*,
HN*, HR*, MR*_A, MR*_B, S*, U,
V, W, X*A, K*R_*, NE
D*, V*D
DB*
DS*
E*H
FU*, F*U, (for characteristics,
refer to PCB inside your unit)
FG*
H*
H*P, LED*, V*L
HAP
HIGH VOLTAGE
IES
IPM*
K*R, KCR, KFR, KHuR, K*M
L
L*
L*R
M*
M*C
M*F
M*P
M*S
MR*, MRCW*, MRM*, MRN*
N
n=*, N=*
PAM
PCB*
Installation manual
20
Wire clamp
Colour
Orange
Pink
Purple
Red
White
Yellow
Meaning
Printed circuit board
Pushbutton ON/OFF, operation
switch
Buzzer
Capacitor
Connection, connector
Diode
Diode bridge
DIP switch
Heater
Fuse
Connector (frame ground)
Harness
Pilot lamp, light emitting diode
Light emitting diode (service
monitor green)
High voltage
Intelligent eye sensor
Intelligent power module
Magnetic relay
Live
Coil
Reactor
Stepper motor
Compressor motor
Fan motor
Drain pump motor
Swing motor
Magnetic relay
Neutral
Number of passes through ferrite
core
Pulse-amplitude modulation
Printed circuit board
Symbol
PM*
PS
PTC*
Q*
Q*C
Q*DI, KLM
Q*L
Q*M
Q*R
R*
R*T
RC
S*C
S*L
S*NG
S*NPH
S*NPL
S*PH, HPS*
S*PL
S*T
S*RH
S*W, SW*
SA*, F1S
SR*, WLU
SS*
SHEET METAL
T*R
TC, TRC
V*, R*V
V*R
WRC
X*
X*M
Y*E
Y*R, Y*S
Z*C
ZF, Z*F
13.2

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
Meaning
Power module
Switching power supply
PTC thermistor
Insulated gate bipolar transistor
(IGBT)
Circuit breaker
Earth leak circuit breaker
Overload protector
Thermo switch
Residual current device
Resistor
Thermistor
Receiver
Limit switch
Float switch
Refrigerant leak detector
Pressure sensor (high)
Pressure sensor (low)
Pressure switch (high)
Pressure switch (low)
Thermostat
Humidity sensor
Operation switch
Surge arrester
Signal receiver
Selector switch
Terminal strip fixed plate
Transformer
Transmitter
Varistor
Diode bridge, Insulated-gate
bipolar transistor (IGBT) power
module
Wireless remote controller
Terminal
Terminal strip (block)
Electronic expansion valve coil
Reversing solenoid valve coil
Ferrite core
Noise filter
2MXM-A, 3MXM-A, 4MXM-A, 5MXM-A
R32 Split series
3P600450-6M – 2021.12