13 Technical data
Installer and user reference guide
45
RXYSQ4~6T8V/YB
VRV IV-S system air conditioner
4P482277-1 – 2017.04
PS Switching power supply (A2P)
Q1DI Earth leakage circuit breaker (field supply)
R* Resistor (A2P)
R1T Thermistor (air)
R2T Thermistor (discharge)
R3T Thermistor (suction 1)
R4T Thermistor (heat exchanger)
R5T Thermistor (suction 2)
R6T Thermistor (subcool heat exchanger)
R7T Thermistor (liquid pipe)
R10T Thermistor (fin)
S1NPH High pressure sensor
S1NPL Low pressure sensor
S1PH High pressure switch
S1S Air control switch (option)
S2S Cool/heat selector switch (option)
V1R IGBT power module (A2P)
V2R, V3R Diode module (A2P)
X*A PCB connector
X*M Terminal strip
X*Y Connector
X37A Connector (power supply for option PCB)
Y1E Electronic expansion valve (main)
Y3E Electronic expansion valve (subcool heat exchanger)
Y1S Solenoid valve (4‑way valve)
Z*C Noise filter (ferrite core)
Z*F Noise filter
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