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FXLQ20~6 FXNQ20~63P2VEB
VRV System air conditioners
4P323720-1 – 2012.06
Installation and operation manual
12
Wiring diagram
A1P.................. PRINTED CIRCUIT BOARD
C1 .................... CAPACITOR (M1F)
F1U.................. FUSE (B, 5 A, 250 V)
F2U.................. FIELD FUSE
HAP ................. LIGHT EMITTING DIODE
(SERVICE MONITOR - GREEN)
K1R~K3R ........ MAGNETIC RELAY (M1F)
M1F ................. MOTOR (INDOOR FAN)
Q1M................. THERMO SWITCH (M1F EMBEDDED)
Q1DI ................ EARTH LEAK DETECTOR
R1T.................. THERMISTOR (AIR)
R2T,R3T .......... THERMISTOR (COIL)
T1R..................TRANSFORMER (220-240 V/22 V)
X1M .................TERMINAL BLOCK (POWER SUPPLY)
X2M .................TERMINAL BLOCK (CONTROL)
Y1E..................ELECTRONIC EXPANSION VALVE
CONNECTOR OPTIONAL ACCESSORY
X18A................CONNECTOR (WIRING ADAPTOR FOR
ELECTRICAL APPENDICES)
WIRED REMOTE CONTROLLER
R1T..................THERMISTOR (AIR)
SS1..................SELECTOR SWITCH (MAIN/SUB)
: TERMINAL BLOCK
BLK
: BLACK
PNK
: PINK
: CONNECTOR
BLU
: BLUE
RED
: RED
: TERMINAL
BRN
: BROWN
WHT
: WHITE
: FIELD WIRING
ORG
: ORANGE
YLW
: YELLOW
: PROTECTIVE EARTH (SCREW)
L
: LIVE
N
: NEUTRAL
WIRED REMOTE CONTROLLER
(OPTIONAL ACCESSORY)
:
CONTROL BOX
:
TRANSMISSION WIRING CENTRAL
REMOTE CONTROLLER (SEE
NOTE 1)
:
INPUT FROM OUTSIDE (SEE
NOTE 2)
:
NOTE
1.
WHEN USING THE CENTRAL REMOTE CONTROLLER, SEE MANUAL FOR CONNECTION TO THE UNIT.
2.
WHEN CONNECTING THE INPUT WIRES FROM OUTSIDE, FORCED "OFF" OR "ON/OFF" CONTROL OPERATION CAN
BE SELECTED BY THE REMOTE CONTROLLER. SEE INSTALLATION MANUAL FOR MORE DETAILS.
3.
USE COPPER CONDUCTORS ONLY.