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01_EN_3P274408-1.fm Page 14 Monday, August 16, 2010 6:50 PM
WIRING DIAGRAM
: Terminal
BLK
: Black
: Terminal block
GRN
: Green
: Connector
BLU
: Blue
: Relay connector
ORG
: Orange
: Field wiring
RED
: Red
WHT
: White
YLW
: Yellow
: Refer to the service manual for connecting wiring to X6A.
: The position of the selector switches (DS1) indicate the
factory setting. For details, refer to the service manual.
A1P~A4P............... Printed circuit board
R3T........................ Thermistor (suction)
BS1~BS4............... Push button switch
R4T........................ Thermistor (coil)
C1~C4 ................... Capacitor
R5T........................ Thermistor (coil middle)
DS1........................ DIP switch
R6T........................ Thermistor (liquid)
F1U~F6U............... Fuse
R10T...................... Thermistor (fin)
HAP ....................... Service monitor (green)
RC ......................... Signal receiver circuit
H1P~H7P .............. Service monitor (orange)
S1PH ..................... High pressure switch
K1M•K11M ............ Magnetic contactor
TC.......................... Signal transmission circuit
K1R........................ Magnetic relay (Y1S)
V1R........................ IGBT power module
K10R...................... Magnetic relay
V2R•V3R ............... Diode bridge
L1R ........................ Reactor
V1T ........................ Insulated gate bipolar transistor (IGBT)
M1C ....................... Motor (compressor)
X1M ....................... Terminal block
M1F•M2F ............... Motor (fan)
X6A........................ Connector (option)
PS.......................... Switching power supply
Y1E........................ Electric expansion valve
R1•R2 .................... Resistor
Y1S........................ Solenoid valve (4 way valve)
R1T........................ Thermistor (air)
Z1C~Z8C ............... Noise filter (Ferrite core)
R2T........................ Thermistor (discharge)
Z1F~Z4F................ Noise filter
RZQG71, 100, 125, 140LV1B
Split System air conditioners
3P274408-1
Installation manual
14