Daikin FTXA50A2V1BW, Installer'S Reference Manual

Page: 20 / 24

12 Glossary
Installer reference guide
20
FTXA25~50(A)(B)2V1B(W)(S)(T)(B)
Daikin room air conditioner
4P518023-3F – 2019.10
Symbol Meaning Symbol Meaning
Circuit breaker Protective earth
Connection Protective earth
(screw)
,
Connector
A
Rectifier
Earth Relay connector
Field wiring Short-circuit
connector
Fuse Terminal
INDOOR
Indoor unit Terminal strip
OUTDOOR
Outdoor unit Wire clamp
Symbol Colour Symbol Colour
BLK Black ORG Orange
BLU Blue PNK Pink
BRN Brown PRP, PPL Purple
GRN Green RED Red
GRY Grey WHT White
YLW Yellow
Symbol Meaning
A*P Printed circuit board
BS* Pushbutton ON/OFF, operation
switch
BZ, H*C Buzzer
C* Capacitor
AC*, CN*, E*, HA*, HE*, HL*,
HN*, HR*, MR*_A, MR*_B, S*, U,
V, W, X*A, K*R_* Connection, connector
D*, V*D Diode
DB* Diode bridge
DS* DIP switch
E*H Heater
FU*, F*U, (for characteristics,
refer to PCB inside your unit) Fuse
FG* Connector (frame ground)
H* Harness
H*P, LED*, V*L Pilot lamp, light emitting diode
HAP Light emitting diode (service
monitor green)
HIGH VOLTAGE High voltage
IES Intelligent eye sensor
IPM* Intelligent power module
K*R, KCR, KFR, KHuR, K*M Magnetic relay
L Live
L* Coil
L*R Reactor
M* Stepper motor
M*C Compressor motor
M*F Fan motor
M*P Drain pump motor
M*S Swing motor
MR*, MRCW*, MRM*, MRN* Magnetic relay
N Neutral
n=*, N=* Number of passes through ferrite
core
Symbol Meaning
PAM Pulse-amplitude modulation
PCB* Printed circuit board
PM* Power module
PS Switching power supply
PTC* PTC thermistor
Q* Insulated gate bipolar transistor
(IGBT)
Q*DI Earth leak circuit breaker
Q*L Overload protector
Q*M Thermo switch
R* Resistor
R*T Thermistor
RC Receiver
S*C Limit switch
S*L Float switch
S*NPH Pressure sensor (high)
S*NPL Pressure sensor (low)
S*PH, HPS* Pressure switch (high)
S*PL Pressure switch (low)
S*T Thermostat
S*RH Humidity sensor
S*W, SW* Operation switch
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
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
Z*C Ferrite core
ZF, Z*F Noise filter
A*P Printed circuit board
BS* Pushbutton ON/OFF, operation
switch
BZ, H*C Buzzer
C* Capacitor
AC*, CN*, E*, HA*, HE*, HL*,
HN*, HR*, MR*_A, MR*_B, S*, U,
V, W, X*A, K*R_* Connection, connector
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.