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Technical data
Installer and user reference guide
49
FXFQ20~125BVEB
VRV system air conditioner
4P561452-1B – 2021.07
Symbol
Colour
Symbol
Colour
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*O
Buzzer
C*
Capacitor
AC*, CN*, E*, HA*, HE*, HL*, HN*, HR*,
MR*_A, MR*_B, S*, U, V, W, X*A,
K*R_*, NE
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