Samsung AM080FX A Series - DVM S Heat Recovery - Main Heating Operation

Samsung Electronics 307
Piping Diagram
7-2-6 DVM S Heat Recovery – Main heating operation
Heating
Outdoor Heat Exchanger (OHX)
Indoor Fan Motor (IFM)
Heating
Outdoor Heat Exchanger (OHX)
Indoor Fan Motor (IFM)
Heating
Outdoor Heat Exchanger (OHX)
Indoor Fan Motor (IFM)
Cooling
Outdoor Heat Exchanger (OHX)
Indoor Fan Motor (IFM)
Heating
Outdoor Heat Exchanger (OHX)
Indoor Fan Motor (IFM)
Cooling
Outdoor Heat Exchanger (OHX)
Indoor Fan Motor (IFM)
High Temperature & pressure Gas
High Temperature & pressure Liquid
Low Temperature & pressure Gas
Low Temperature & pressure Liquid
1
2
9
7
8
6
3
5
4
A
B
AC
BV_HG
T_CO
OFM1
OFM2
CV_MC
V_MC
HX_M
V_ME
CV_EB
E_M
IPMC1
IPMC2
BV_LG
HX_IC
T_EO
V_EB
T_EI
HX_IC
T_L
BV_L
V_AR
V_EVI2V_EVI1
T_S2
PS_L
T_D1
PW_H2
COMP1
OS2
CV_D2
V_4W
CV_HR
T_D2
T_CT2
PS_H
T_A
T_CT1
PW_H1
OS1
CV_D1
COMP2
Cooling operation
Main cooling oper.
Heating operation
Main heating oper.
Unit Outdoor unit MCU Indoor units Outdoor unitsMCU
1 2 3
4 6
7
8 9
5
( )
C
( )
A B
V_HG
V_HG2
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7-2 Refrigerant Flow for Each Operation Mode (cont.)