• Indoor Units • CONCEALED CEILING UNIT • FXSQ-P7VEB
• VRV
®
Systems • Indoor Units
16
8
Wiring diagram
8 - 1 Wiring diagram
FXSQ-P
2TW31186-1
C
NOTES
1
Use copper conductors only.
2
When using the central remote control, see manual for connection to the unit.
3
When connecting the input wires from outside, forced off or on/off operation can be selected by the remote control.
See installation manual for more details.
Indoor unit
PS
Switching power supply
Y1E
Electronical expansion valve
A1P
Printed circuit board
Q1DI
Earth leak detector
Z1C, Z2C
Noise filter
A2P
Printed circuit board (fan)
R1
Resistor (current limiting)
Z1F
Noise filter
A3P
Printed circuit board (capacitor)
R2
Current sensing device
C1, C2, C3
Capacitor
R3, R4
Resistor (electric discharge)
F1U
Fuse (T, 3.15A, 250V)
R1T
Thermistor (suction air)
Connector optional accessory
F2U
Fuse (T, 5A, 250V)
R2T
Thermistor (Liquid)
X28A
Connector (power supply for wiring)
F3U
Fuse (T, 6.3A, 250V)
R3T
Thermistor (gas)
X35A
Connector (adapter)
F4U
Fuse (T, 6.3A, 250V)
R5T
Thermistor NTC (current limiting)
X38A
Connector (for wiring)
HAP
Light emitting diode (service monitor green)
S1L
Float switch
KPR, K1R
Magnetic relay
V1R
Diode bridge
L1R
Reactor
V2R
Power module
Wired remote control
M1F
Motor (fan)
X1M
Terminal strip (power supply)
R1T
Thermistor (air)
M1P
Motor (drain pump)
X2M
Terminal strip (control)
SS1
Selector switch (main/sub)
: Field wiring
L
: Live
Colors:
RED:
Red
BRN:
Brown
: Connector
N
: Neutral
BLK:
Black
GRY:
Gray
: Wire clamp
WHT:
White
BLU:
Blue
: Protective earth screw
YLW:
Yellow
PNK:
Pink
ORG:
Orange
GRN:
Green
Wired remote control
(optional accessory)
Input from outside
note 3
Transmission wiring
Central remot control
note 2
Switch box (indoor)
A3P only for 60~125class (71~140 class)
Indoor
1N~220-240V 50Hz
1N~220V 60Hz
For 60~125 class (71~140 class)
To
For 20~50 class
(22~56 class)