RXYHQ12P8
2TW31476-1
NOTES
1 This wiring diagram only applies to the outdoor unit.
2 When using the option adapter, 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 - Q3 and on how to use BS1~BS5 and DS1,DS2 switch.
4 Do not operate the unit by short-circuiting protection device S1PHs.
A1P~A6P
Printed circuit board
K3R~K8R
K3R: Y1S K7R: E1HC S1PH, S2PH Pressure switch (high)
A1P: Main A4P, A8P: Fan K4R: Y2S K8R: E2HC T1A Current sensor (A6P)
A2P: Noise filter A5P: ABC I/P K5R: Y3S SD1 Safety devices input
A3P: Inverter A6P: Current sensor L1R Reactor V1R Power module (A3P, A4P, A8P)
BS1~BS5
Push button switch (mode, set, return, test, reset)
M1C, M2C Motor (compressor) V2R Diode bridge (A3P)
C1 Capacitor M1F, M2F Motor (fan) X1A~X4A Connector (M1F, M2F)
C63, C66 Capacitor PS Switching power supply (A1P, A3P) X1M Terminal strip (power supply)
DS1, DS2 DIP switch Q1RP Phase reversal detect circuit X1M Terminal strip (control) (A1P)
E1HC, E2HC Crankcase heater Q1DI Earth leakage breaker X1M Terminal strip (A5P)
F1U Fuse (DC650V, 8A 훾) (A4P, A8P) R10 Resistor (current sensor) (A4P, A8P) Y1E Electronic expansion valve (main)
F1U, F2U Fuse (250V, 3.15A ) (A1P) R50, R59 Resistor Y2E Electronic expansion valve (subcool)
F5U Field fuse R95 Resistor
Y1S~Y3S
Solenoid valve
F400U Fuse (250V, 6.3 ) (A2P)
R1T~R7T
R31T~R32T
Thermistor Y1S: Hot gas Y3S: 4 way valve
H1P~H8P
Pilotlamp (service monitor - orange) R1T: Air (A1P)
R4T: Heat exch. de-icer
Y2S: Oil return
[H2P]
Prepare, test - - - - - - - - - Flickering R1T: Fin (A3P) R5T: Heat exch. outlet Z1C~Z9C Noise filter (ferrite core)
Malfunction detection - - - - Light up R2T: Suction R6T: Liquid pipe Z1F Noise filter (with surge absorber)
HAP Pilotlamp (service monitor - green) R31T: M1C discharge R7T: accumulator
K1, K3 Magnetic relay R32T: M2C discharge Cool/Heat selector
K2, K4 Magnetic contactor (M1C) S1NPH Pressure sensor (high) S1S Selector switch (fan / cool - heat)
K2M Magnetic contactor (M1C) S1NPL Pressure sensor (low) S2S Selector switch (cool - heat)
K1R Magnetic relais (K2M)
: Field wiring Colors: RED: Red BRN: Brown BLK: Black
: Terminal strip ORG: Orange GRY: Gray GRN: Green
: Connector WHT: White BLU: Blue
: Terminal YLW: Yellow PNK: Pink
: Protective earth (screw)
POWER SUPPLY
380-415V 3N~50Hz
Position of L1.2C & M1,2F
El. Compo. box
Outer shell
Detail of M1C, M2C
Cool / Heat selector
Cool
Heat
Heat
Cool
Fan
Male conn.: RED
Female conn.: WHT
On
On
Off
Off
(Note 2)
(Note 3)
In-Out
Out-Out
Out-Multi
Male conn.: BLU
Female conn.: WHT
indoor
(F1)(F2)
outdoor
(F1)(F2)
outdoor
(Q1)(Q2)
Position in switch box
Front layer
Rear layer
Cool/heat selector (option)
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