![background image](http://html1.mh-extra.com/html/accorroni/hpe-35/hpe-35_technical-information_455706018.webp)
18
7.6
REFRIGERANT DIAGRAMS
7.6.1
Refrigerant diagram of
HPE
25 and
HPE
35 models
EEV
ELECTRONIC EXPANSION VALVE
NRV
NO RETURN VALVE
ST
COMPRESSOR INLET TEMPERATURE
LP
LOW PRESSURE TRANSDUCER
DT
COMPRESSOR OUTLET TEMPERATURE
HP
HIGH PRESSURE TRANSDUCER
Pr
HIGH PRESSURE FLOW SWITCH
IN
WATER INLET TEMPERATURE
OUT
WATER OUTLET TEMPERATURE
LR
LIQUID RECEIVER
LS
LIQUID SEPARATOR
FL
FILTER
4WV
CYCLE REVERSING VALVE
C
INVERTER COMPRESSOR
P
CIRCULATOR ON BOARD UNIT
M
AXIAL FAN
PV
PRESSURE CHECK VALVE
CP
CAPILLARY
SE
OUTDOOR AIR TEMPERATURE SENSOR
V
ON/OFF VALVE WITH SOLENOID
7.6.2
Refrigerant circuit of
HPE
50 model
EEV
ELECTRONIC EXPANSION VALVE
NRV
NO RETURN VALVE
ST
COMPRESSOR INLET TEMPERATURE
LP
LOW PRESSURE TRANSDUCER
DT
COMPRESSOR OUTLET TEMPERATURE
HP
HIGH PRESSURE TRANSDUCER
Pr
HIGH PRESSURE FLOW SWITCH
IN
WATER INLET TEMPERATURE
OUT
WATER OUTLET TEMPERATURE
LR
LIQUID RECEIVER
LS
LIQUID SEPARATOR
FL
FILTER
4WV
CYCLE REVERSING VALVE
C
INVERTER COMPRESSOR
P
CIRCULATOR ON BOARD UNIT
M
AXIAL FAN
PV
PRESSURE CHECK VALVE
CP
CAPILLARY
V
ON/OFF VALVE WITH SOLENOID