• Outdoor Units • VRV
®
Heat Pump • RXYQ5-54P7W1B(A)
• VRV
®
Systems • Outdoor Units
128
7
Wiring diagram
7 - 1 Wiring diagram
3
RXYQ14,16,18P
2TW27276-1A
Power supply
400V 3N~50Hz
14,16,18 HP
In-Out
Cool/heat selector
Cool
A
B
C
Cool
Heat
Heat
Fan
S1S
S2S
Cool/heat selector (option)
Out-Out
(Note 2)
ON
OFF
ON
OFF
F1
F2
F1
F2
Out-Multi
Q1
Q2
Indoor
(F1)(F2)
Outdoor
(F1)(F2)
Outdoor
(Q1)(Q2)
Front layer
Rear layer
Position in switch box
Detail of M1C~M3C
U
W
V
Position of M1~3C, M1,2F
El. compo. box
Outer shell
M1C
M2C
M3C
(Note 3)
Male connector: BLU
Female connector: WHT
Male connector: RED
Female connector: WHT
NOTES
1
This wiring diagram applies only to the outdoor unit.
2
When using the option adaptor, refer to the installation manual.
3
Refer to the installation manual, for connection wiring to indoor-outdoor transmission F1-F2, outdoor-outdoor transmission F1-F2, outdoor-multi transmission Q1 - Q2 and on how to use BS1~BS5 and DS1, DS2 switch.
4
Do not operate the unit by short-circuiting protection device S1PH.
A1P
Printed circuit board (Main)
K3R
Magnetic relay (Y1S)
R6T
Thermistor (Liquid pipe)
A2P
Printed circuit board (Noise filter)
K4R
Magnetic relay (Y2S)
R7T
Thermistor (Accumulator)
A3P
Printed circuit board (Inverter)
K5R
Magnetic relay (Y3S)
S1NPH
Pressure sensor (High)
A4P, A8P
Printed circuit board (Fan)
K7R
Magnetic relay (E1HC)
S1NPL
Pressure sensor (Low)
A5P
Printed circuit board (ABC I/P)
K8R
Magnetic relay (E2HC)
S1PH~S3HP
Pressure switch (High)
A6P, A7P
Printed circuit board (Current sensor)
K9R
Magnetic relay (E3HC)
T1A
Current sensor (A6P, A7P)
BS1 ~ BS5
Push button switch (Mode, Set, Return, Test, Reset)
L1R
Reactor
SD1
Safety devices input
C1
Capacitor
M1C~M3C
Motor (Compressor)
V1R
Power module (A4P, A8P)
C63, C66
Capacitor
M1F, M2F
Motor (Fan)
V1R, V2R
Power module (A3P)
DS1, DS2
Dip switch
PS
Switching power supply (A1P, A3P)
X1A~X4A
Connector (M1F, M2F)
E1HC~E3HC
Crankcase heater
Q1RP
Phase reversal detect circuit
X1M
Terminal strip (Power supply)
F1U
Fuse (250V, 8A,
훾
) (A4P, A8P)
Q1DI
Earth leakage breaker
X1M
Terminal strip (Control) (A1P)
F1U, F2U
Fuse (250V, 3.15A,
) (A1P)
R10
Resistor (Current sensor) (A4P, A8P)
X1M
Terminal strip (A5P)
F5U
Field Fuse
R50, R59
Resistor
Y1E
Electronic expansion valve (Main)
F400U
Fuse (250V, 6.3A,
) (A2P)
R95
Resistor (Current limiting)
Y2E
Electronic expansion valve (Subcool)
H1P ~ H8P
Pilot lamp (Service monitor-orange)
R1T
Thermistor (Air) (A1P)
Y1S
Solenoid valve (Hot gas)
[H2P] Prepare, test ......................... flickering
R1T
Thermistor (Fin) (A3P)
Y2S
Solenoid valve (Oil return)
Malfuntion detection .... light up
R2T
Thermistor (Suction)
Y3S
Solenoid valve (4 way valve)
HAP
Pilot lamp (Service monitor-green)
R31T
Thermistor (M1C Discharge)
Z1C ~ Z9C
Noise filter (Ferrity core)
K1
Magnetic relay
R32T
Thermistor (M2C Discharge)
Z1F
Noise filter (With surge absorber)
K2
Magnetic contactor (M1C)
R33T
Thermistor (M3C Discharge)
Cool/heat selector
K2M, K3M
Magnetic contactor (M2C, M3C)
R4T
Thermistor (Heat exchanger deicer)
S1S
Selector switch (Fan/cool - heat)
K1R, K2R
Magnetic relais (K2M, K3M)
R5T
Thermistor (Heat exchanger outlet)
S2S
Selector switch (Cool - heat)
COLORS : BLK : Black
ORG : Orange
BLU : Blue
PNK : Pink
BRN : Brown
RED : Red
GRN : Green
WHT : White
GRY : Grey
YLW : Yellow
: Field wiring
: Terminal strip
: Connector
: Terminal
: Protective earth (screw)