Samsung DVM S VRF - Outdoor Unit Heating System Piping Diagram

9. Piping Diagram
128
Heating System
• AM300KXVAGH/EU With indoor units
High Temperature High pressure Gas High
Temperature High pressure Liquid Low
Temperature Low pressure Liquid Low
Temperature Low pressure Gas
Pressure
Switch -
High 1
(PW_H1)
Thermistor -
Compressor
Top 1
(T_CT1)
Thermistor -
Discharge
pipe 1
(T_D1)
Separator1
Check Valve -
Discharge 1
(CV_D1)
Pressure
Sensor -
Low
(PS_L)
Solenoid Valve -
EVI Bypass
(V_EB)
Solenoid Valve - Accumulator oil Return
(V_AR)
Thermistor -
EVI Out
(T_EO)
Accumulator
(AC)
Heat
Exchanger -
Intercooler
(HX_IC)
Thermistor -
EVI In (T_EI)
Check Valve -
EEV Bypass 2
(CV_E2)
Check Valve -
EEV Bypass 1
(CV_E1)
Electronic Expansion
Valve - Main 2
(E_M2)
Electronic
Expansion
Valve - Main 1
(E_M1)
Ball Valve - Gas pipe
(BV_G)
Thermistor -
Liquid pipe
(T_L)
Heat Exchanger - Main (HX_M)
Solenoid
Valve -
EVI 1
(V_EVI1)
Solenoid
Valve -
EVI 2
(V_EVI2)
Ball Valve - Liquid pipe
(BV_L)
Thermistor -
Ambient
(T_A)
RE
3.0L
Thermistor -
Cond Out
(T_CO)
Thermistor -
Cond In
(T_CI)
Pressure
Sensor -
High
(PS_H)
IPM
Cooler2
(IPMC2)
IPM
Cooler1
(IPMC1)
PW_H2
CV_D2
(T_D2)
(OS2)
(T_CT2)
Outdoor Fan Motor1 (OFM1) Outdoor Fan Motor2 (OFM2)
Solenoid Valve -
4Way (V_4W)
T_IO
T_II
T_IR
T_IO
T_II
T_IR
Indoor Fan Motor (IFM)
ON FAN ON
OFF FAN OFF
Heat Exchanger - Indoor unit (HX-ID)
OFF FAN OFF
Indoor Fan Motor (IFM)
Heat Exchanger - Indoor unit (HX-ID)
Indoor Fan Motor (IFM)
Heat Exchanger - Indoor unit (HX-ID)
T_IO
T_II
T_IR
Compressor2
(COMP2)
Compressor1
(COMP1)