9 Technical data
Installation and operation manual
14
FFA25~60A2VEB
Split system air conditioners
4P456960-1 – 2017.03
9.2
Wiring diagram
Unified Wiring Diagram Legend
For applied parts and numbering refer to the wiring diagram sticker supplied on the unit. Part numbering is realized by Arabic numbers in ascending order for each part and
is represented in the overview below by symbol “*” in the part code.
:
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
BLK
: BLACK
GRN : GREEN
PNK
: PINK
WHT :
WHITE
BLU
: BLUE
GRY
: GREY
PRP, PPL : PURPLE
YLW
:
YELLOW
BRN : BROWN
ORG : ORANGE
RED
: RED
A*P
:
PRINTED CIRCUIT BOARD
PS
:
SWITCHING POWER SUPPLY
BS*
:
PUSH BUTTON ON / OFF, OPERATION SWITCH
PTC*
:
THERMISTOR PTC
BZ, H*O
:
BUZZER
Q*
:
INSULATED GATE BIPOLAR TRANSISTOR (IGBT)
C*
:
CAPACITOR
Q*DI
:
EARTH LEAK CIRCUIT BREAKER
AC*, CN*, E*, HA*, HE, HL*, HN*,
HR*, MR*_A, MR*_B, S*, U, V,
W, X*A
:
CONNECTION, CONNECTOR
Q*L
:
OVERLOAD PROTECTOR
D*, V*D
:
DIODE
Q*M
:
THERMO SWITCH
DB*
:
DIODE BRIDGE
R*
:
RESISTOR
DS*
:
DIP SWITCH
R*T
:
THERMISTOR
E*H
:
HEATER
RC
:
RECEIVER
F*U, FU*
(FOR CHARACTERISTICS
REFER TO PCB INSIDE YOUR UNIT)
:
FUSE
S*C
:
LIMIT SWITCH
FG*
:
CONNECTOR (FRAME GROUND)
S*L
:
FLOAT SWITCH
H*
:
HARNESS
S*NPH
:
PRESSURE SENSOR (HIGH)
H*P, LED*, V*L
:
PILOT LAMP, LIGHT EMITTING DIODE
S*NPL
:
PRESSURE SENSOR (LOW)
HAP
:
LIGHT EMITTING DIODE (SERVICE MONITOR GREEN)
S*PH, HPS*
:
PRESSURE SWITCH (HIGH)
HIGH VOLTAGE
:
HIGH VOLTAGE
S*PL
:
PRESSURE SWITCH (LOW)
IES
:
INTELLIGENT EYE SENSOR
S*T
:
THERMOSTAT
IPM*
:
INTELLIGENT POWER MODULE
S*W, SW*
:
OPERATION SWITCH
K*R, KCR, KFR, KHuR
:
MAGNETIC RELAY
SA*
:
SURGE ARRESTOR
L
:
LIVE
SR*, WLU
:
SIGNAL RECEIVER
L*
:
COIL
SS*
:
SELECTOR SWITCH
L*R
:
REACTOR
SHEET METAL
:
TERMINAL STRIP FIXED PLATE
M*
:
STEPPER MOTOR
T*R
:
TRANSFORMER
M*C
:
COMPRESSOR MOTOR
TC, TRC
:
TRANSMITTER
M*F
:
FAN MOTOR
V*, R*V
:
VARISTOR
M*P
:
DRAIN PUMP MOTOR
V*R
:
DIODE BRIDGE
M*S
:
SWING MOTOR
WRC
:
WIRELESS REMOTE CONTROLLER
MR*, MRCW*, MRM*, MRN*
:
MAGNETIC RELAY
X*
:
TERMINAL
N
:
NEUTRAL
X*M
:
TERMINAL STRIP (BLOCK)
n = *
NUMBER OF PASSES THROUGH FERRITE CORE
Y*E
:
ELECTRONIC EXPANSION VALVE COIL
PAM
:
PULSE-AMPLITUDE MODULATION
Y*R, Y*S
:
REVERSING SOLENOID VALVE COIL
PCB*
:
PRINTED CIRCUIT BOARD
Z*C
:
FERRITE CORE
PM*
:
POWER MODULE
ZF, Z*F
:
NOISE FILTER
