Daikin FTXA50A2V1BW Installer's Reference Manual page 20

12 Glossary
Symbol Meaning Symbol
Circuit breaker
Connection
A
,
Connector
Earth
Field wiring
Fuse
Indoor unit
INDOOR
Outdoor unit
OUTDOOR
Symbol Colour Symbol
BLK Black ORG
BLU Blue PNK
BRN Brown PRP, PPL
GRN Green RED
GRY Grey WHT
YLW
Symbol
A*P
BS*
BZ, H*C
C*
AC*, CN*, E*, HA*, HE*, HL*,
HN*, HR*, MR*_A, MR*_B, S*, U,
V, W, X*A, K*R_*
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=*
Installer reference guide
20
Meaning
Protective earth
Protective earth
(screw)
Rectifier
Relay connector
Short-circuit
connector
Terminal
Terminal strip
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
Symbol
PAM
PCB*
PM*
PS
PTC*
Q*
Q*DI
Q*L
Q*M
R*
R*T
RC
S*C
S*L
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
A*P
BS*
BZ, H*C
C*
AC*, CN*, E*, HA*, HE*, HL*,
HN*, HR*, MR*_A, MR*_B, S*, U,
V, W, X*A, K*R_*
12 Glossary
Dealer
Sales distributor for the product.
Authorised installer
Technical skilled person who is qualified to install the
product.
User
Person who is owner of the product and/or operates the
product.
CTXA15+FTXA25~50(A)(B)2V1B(W)(S)(T)(B)
Meaning
Pulse-amplitude modulation
Printed circuit board
Power module
Switching power supply
PTC thermistor
Insulated gate bipolar transistor
(IGBT)
Earth leak circuit breaker
Overload protector
Thermo switch
Resistor
Thermistor
Receiver
Limit switch
Float switch
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
Wireless remote controller
Terminal
Terminal strip (block)
Electronic expansion valve coil
Reversing solenoid valve coil
Ferrite core
Noise filter
Printed circuit board
Pushbutton ON/OFF, operation
switch
Buzzer
Capacitor
Connection, connector
Daikin room air conditioner
4P518023-3F – 2019.10