Samsung AM200FXWANR - Page 218

Piping Diagram
Samsung Electronics 217
Heating operation
ƒ Purpose
Enable heating in the entire target space.
ƒ Control specifications in detail
ƒ Refrigerant Flow
Heat pump
7-3 Functions (cont.)
7-3-2-3 Normal operation modes (cont.)
7-3-2 Control (cont.)
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Ball Valve -
Gas pipe (BV_G)
Outdoor Fan Motor 1
(OFM1)
Outdoor Fan Motor 2
(OFM2)
Thermistor - Ambient (T_A)
Thermistor -
Cond Out (T_CO)
Heat Exchanger - Main (HX_M
)
Thermistor - Suction pipe (T_S)
Check Valve -
EEV Bypass (CV_EB)
Electronic Expansion
Valve - Main (E_M)
IPM Cooler 1
(IPMC1)
IPM Cooler 2
(IPMC2)
Heat Exchanger -
Intercooler (HX_IC)
Thermistor -
EVI In (T_EI)
Thermistor -
Liquid pipe (T_L)
Electronic
Expansion
Valve -
EVI (E_EVI)
Thermistor -
EVI Out (T_EO)
Solenoid Valve -
EVI Bypass
(V_EB)
Ball Valve -
Liquid pipe (BV_L)
Solenoid Valve -
Accumulator oil Return (V_AR)
Pressure Sensor
-
Low (PS_L)
Solenoid Valve -
Hot Gas bypass (V_HG)
(V_EVI2)
Solenoid
Valve -
EVI 1(V_EVI1)
Compressor 1
(COMP1)
(COMP2)
(T_D2)
(T_CT2)
Thermistor -
Discharge
pipe 1 (T_D1)
(PW_H2)
(OS2)
(CV_D2)
Oil Separator 1
(OS1)
Pressure Sensor -
High (PS_H)
Solenoid Valve - 4Way (V_4W)
Pressure
Switch -
High 1
(PW_H1)
Thermistor -
Compressor
Top 1
(T_CT1)
Check Valve -
Discharge 1
(CV_D1)
Accumulator
(AC)
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Actuator Abbrev. - Normal Cooling
Compressor COMP
Operation Target high pressure control(default : 28kgf/ ᎚ )
Range 14 - 120Hz
Electronic Expansion Valve
– Main (Main EEV)
E_M
Opera
tion Target SH control
Range 125step ~ 2000step
Electronic Expansion Valve
– EVI (EVI EEV)
E_EVI
Operation Vapor injection control
Range 0-480step
Solenoid Valve - 4way V_4W Operation On
Solenoid Va
lve – EVI Bypass V_EBOperation
On (Open): *T_w > 28ఁ or 50Hz ײ
Off (Close): T_w < 25ఁײ and 65Hz װ
Solenoid Valve – EVI V_EVI Operation On (Open)
Solenoid Valve – Hot Gas Bypass V_HG Op
eration Off (Close)
Solenoid Valve – Accumulator Oil Return V_AR Operation On (Open)
Solenoid Valve – Hot Gas Bypass 2V_HG2 Operation Off (Close)
Solenoid Valve-Liqu
id Tube V_L Operation Off (Close)
Solenoid Valve – Main Cooling V_MC Operation Off (Close)
Solenoid Valve-Hot Gas ChargingV_HCOperation Off (Close)