
29
REFRIGERANT FLOW DIAGRAM
IR unit
ID
DESCRIPTION
BE
finned coil
CB
Capillary by-pass
CP
compressor
FD
filter dryer
MAP
High pressure gauge
MBP
Low pressure gauge
PA
High pressure
PB
Low pressure
PD
differential pressure
ID
DESCRIPTION
BE
finned coil
CB
Capillary by-pass
CP
compressor
FD
filter dryer
MAP
High pressure gauge
MBP
Low pressure gauge
PA
High pressure
PB
Low pressure
PD
differential pressure
PP
Outlet pressure
ID
DESCRIPTION
ID
DESCRIPTION
RIC
Liquid receiver
SC
Plate heat exchanger
SIW
Probe inlet water
SL
probe liquid
STAE
Outside air sensor
SUW
Water outlet probe
TPL
Liquid pressure transducer
VE
fan
VT
thermostatic valve
IP unit
BE
VE
CP
SL**
VT
FD
PP4
S3
S4
SC
PA
PP3
TPL*
PB
PP1
PP5
PD
SUW
SIW
VES
VSW
SFA
R2
R1 / RAG
P
VP + VA
VA
OUT
IN
FW
VI
VI
STAE
MBP
PP2
PP6
MAP
*
*
BE
VE
CP
RIC
SL**
VT
FD
PP4
S3
S4
SC
PP5
VIC
CB
PA
PB
PD
SUW
SIW
VES
VSW
SFA
R2
R1 / RAG
P
VP + VA
VA
OUT
IN
FW
VI
VI
STAE
PP3
TPL*
PP1
PP5
MBP
PP2
PP6
MAP
*
*
* : Optional / accessory
** : Do not installed if present TPL accessory
* : Optional / accessory
** : Do not installed if present TPL accessory
PP
Outlet pressure
SC
Plate heat exchanger
SIW
Probe inlet water
SL
probe liquid
STAE
Outside air sensor
SUW
Water outlet probe
TPL
Liquid pressure transducer
VE
fan
VT
thermostatic valve