Specifications
Refrigerant Flow for Each Operation Mode SiBE18-821
52 Refrigerant Circuit
3. Refrigerant Flow for Each Operation Mode
3.1 Cooling Operation
EV
H
: Full closeEV
C
: Full closeEV
B
: SH control
OUTDOOR UNIT
EXPANSION VALVE
(
BYPASS
)
FILTER
FILTER
ELECTRONIC
EV
H
EXPANSION VALVE
(
ROOM A
)
EXPANSION VALVE
(
ROOM B
)
EXPANSION VALVE
(
ROOM C
)
ELECTRONIC
ELECTRONIC
ELECTRONIC
EV
C
EV
B
EV
A
FILTER
FILTER
FILTER
THERMISTOR
(
DGC
)
THERMISTOR
(
DGB
)
THERMISTOR
(
DGA
)
THERMISTOR
(
DLC
)
THERMISTOR
(
DLB
)
THERMISTOR
(
DLA
)
GAS SIDE
GAS SIDE
GAS SIDE
LIQUID SIDE
LIQUID SIDE
LIQUID SIDE
EXPANSION VALVE
(
BYPASS
)
FILTER
FILTER
ELECTRONIC
EV
H
EXPANSION VALVE
(
ROOM A
)
EXPANSION VALVE
(
ROOM B
)
ELECTRONIC
ELECTRONIC
EV
A
EV
B
FILTER
FILTER
THERMISTOR
(
DLA
)
THERMISTOR
(
DLB
)
THERMISTOR
(
DGA
)
THERMISTOR
(
DGB
)
GAS SIDE
GAS SIDE
LIQUID SIDE
LIQUID SIDE
EXPANSION VALVE
(
BYPASS
)
FILTER
FILTER
ELECTRONIC
EV
H
EXPANSION VALVE
(
ROOM A
)
EXPANSION VALVE
(
ROOM B
)
ELECTRONIC
ELECTRONIC
EV
A
EV
B
FILTER
FILTER
THERMISTOR
(
DLA
)
THERMISTOR
(
DLB
)
THERMISTOR
(
DGA
)
THERMISTOR
(
DGB
)
GAS SIDE
GAS SIDE
LIQUID SIDE
LIQUID SIDE
FIELD PIPING
FIELD PIPING
SIRROCO FAN
FAN MOTOR
M
HEAT EXCHANGER
M
M
M
M
M
M
BP UNIT
(Q0520)
EV1 480 pls
EV3 PI control
SVP OFF
EV
A
: Full close
EV
H
: Full closeEV
B
: Full close
EV
H
: Full closeEV
B
: Full close
EV
A
: SH control
EV
A
: SH control
: High pressure liquid refrigerant
: High pressure high temp. gas refrigerant
: Low pressure low temp. liquid or gas refrigerant
FIELD PIPING
FIELD PIPING
SIRROCO FAN
FAN MOTOR
HEAT EXCHANGER
FIELD PIPING
FIELD PIPING
SIRROCO FAN
FAN MOTOR
HEAT EXCHANGER
FIELD PIPING
FIELD PIPING
SIRROCO FAN
FAN MOTOR
HEAT EXCHANGER
FIELD PIPING
FIELD PIPING
SIRROCO FAN
FAN MOTOR
HEAT EXCHANGER
FIELD PIPING
FIELD PIPING
SIRROCO FAN
FAN MOTOR
HEAT EXCHANGER
FIELD PIPING
"OFF"
"OFF"
"OFF"
"OFF"
"ON"
"ON"
"ON"
FIELD PIPING
SIRROCO FAN
FAN MOTOR
HEAT EXCHANGER
LIQUID LINE
STOP VALVE
GAS LINE
STOP VALVE
HEAT
EXCHANGER
THERMISTOR
HEAT
EXCHANGER
THERMISTOR
HEAT
EXCHANGER
THERMISTOR
HEAT
EXCHANGER
THERMISTOR
HEAT
EXCHANGER
THERMISTOR
HEAT
EXCHANGER
THERMISTOR
HEAT
EXCHANGER
THERMISTOR
HEAT
EXCHANGER
THERMISTOR
HEAT
EXCHANGER
THERMISTOR
HEAT
EXCHANGER
THERMISTOR
HEAT
EXCHANGER
THERMISTOR
HEAT
EXCHANGER
THERMISTOR
HEAT
EXCHANGER
THERMISTOR
HEAT
EXCHANGER
THERMISTOR
OIL
SEPARATOR
SV
HPS
SV
SERVICE PORT
ELECTRONIC
EXPANSION VALVE
HIGH PRESSURE
SWITCH
FILTER
PRESSURE
REGULATING VALVE
FILTER
LOW PRESSURE
SENSOR
CAPILLARY
TUBE
FILTER
CAPILLARY
TUBE
FOUR WAY
VALVE
FILTER
FILTER
SOLENOID
VALVE
SP
CAPILLARY
TUBE
SOLENOID
VALVE
SP
HEAT EXCHANGER
COMPRESSOR
ELECTRONIC
EXPANSION VALVE
SERVICE
PORT
HIGH PRESSURE
SENSOR
DOUBLE PIPE
HEAT EXCHANGER
ACCUMULATOR