Ferroli RHA series, Installation Manual

Page: 61 / 72

61
REFRIGERANT FLOw DIAGRAM - STANDARD UNIT VB
Refrigerant flow diagram in cooling mode IR
SP
CP1A
CP1C
CP1B
CP2A
CP2C
CP2B
RL
PPSS
RM
PPSS
FD
ID
L
VSF
TC
SL
PPSS
TC
PPS
PB
PPS
PPS
: T
ubazioni isolate per BR-BP
RL
PPSS
RM
PPSS
FD
ID
L
VSF
TC
SL
TC
PPS
PPS
PPS
PPS
PPS
PPS
TA
P*
MAP*
TA
P*
MAP*
PPS
TBP
*
MBP*
: Accessori optional
*
VTE
IN
VT
E
IN
TP
SS
PPS PPS
TC
PPSS
PPS
PB
PPS
TBP*
MBP*
TP
SS
PPS PPS
TC
PA
M
PP
PA
A
PP
PA
A
PP
PA
M
PP
PA
A
PP
PA
A
PP
PPS
PPS
BA CP
FD
ID
L
PA
A
PD
W
PP RL
RM
SIW
SL SP
SU
W
TC
V
BA
TTERIA
ALET
TA
TA
COMPRESSOR
E
FIL
TRO DEIDRA
TO
RE
INDICA
TO
RE LIQUIDO E UMIDIT
A'
PRESSOS
TA
TO DI AL
TA
RIARMO AU
TO
MA
TICO
PRESSOS
TA
TO DIFFERENZIALE ACQU
A
PRES
A
DI PRESSIONE 1/4" SAE SENZA
SPILL
O
RUBINET
TO
DE
L
LIQUID
O
RUBINET
TO
DI MAND
AT
A
SOND
A
INGRESSO ACQU
A
SOND
A
DE
L
LIQUID
O
SCAMBIA
TO
RE
A
PIASTR
E
SOND
A
USCI
TA
ACQU
A
TRONCHETT
O DI CARICA
VENTIL
AT
OR
E
Descrizione
PP
S
PRES
A
DI PRESSIONE 1/4" SAE CON SPILL
O
VS
F
VA
LVOL
A
DI SICUREZZ
A
CIRCUI
TO
FRIG
O
VT
E
VA
LVOL
A
DI ESP
ANSIONE ELETTRONIC
A
PPSS
PRES
A
DI PRESSIONE 5/16" SAE CON SPILLO
PB
PRESSOS
TA
TO
DI BASS
A
RIARMO
AU
TO
MA
TIC
O
PA
M
PRESSOS
TA
TO DI A
LT
A RIARMO MANUALE
MB
P
MANOMETRO BASS
A
PRESSION
E
MA
P
MANOMETRO AL
TA
PRESSIONE
TP
TRASDUTT
ORE DI PRESSION
E
TA
P
TRASDUTT
ORE AL
TA
PRESSION
E
SS
SOND
A
SURRISCALDAMENT
O
TB
P
TRASDUTT
ORE BASS
A
PRESSIONE
PDW
SIW
OUT
IN
SUW
BA
V
BA
V
BA CP
FD
ID
L
PA
A
PD
W
PP RL
RM
SIW
SL SP
SU
W
TC
V
PP
S
VS
F
VT
E
PPSS
PB
FIN AND TUBE COIL
COMPRESSOR
FIL
TER DRIE
R
LIQUID AND MOISTURE INDIC
AT
OR
AU
TO
RESE
T
HIGH PRESSURE SWITC
H
W
ATER PRESSURE SWITCH
PRESSURE SOCKET
1/4" SAE WIT
OU
T
CORE
LIQUID BALL
V
A
LV
E
COMPRESSOR OUTLET
BALL
V
A
LV
E
W
ATER INLE
T
PROB
E
LIQUID PROB
E
PL
AT
E HE
AT
EXCHANGE
R
W
ATER OUTLET
PROB
E
CHARGING TUBE
FA
N
Descriptio
n
PRESSURE SOCKET
1/4" SAE WITH CORE
SAFETY
V
A
LV
E
ELECTRONIC EX
PA
NSION
VA
LV
E
PRESSURE SOCKET
5/16" SAE WITH CORE
AU
TO
RESE
T
LOW PRESSURE SWITC
H
PA
M
MANUAL
RESE
T
HIGH PRESSURE SWITCH
MB
P
LOW PRESSURE GAUG
E
MA
P
HIGH PRESSURE GAUGE
TP
PRESSURE TRANSDUCE
R
TA
P
HIGH PRESSURE TRANSDUCE
R
SS
SUPERHEA
TING PROB
E
TB
P
LOW PRESSURE TRANSDUCE
R
Description
BA
FIN
AND
TUBE COIL
CP
COMPRESSOR
FD
FIL
TER DRIER
IDL
LIQUID
AND MOISTURE INDICA
TOR
PAA
AUT
O RESET
HIGH PRESSURE SWITCH
PDW
W
ATER PRESSURE SWITCH
PP
PRESSURE SOCKET
1/4” SAE WIT
OUT
CORE
RL
LIQUID BALL
V
AL
VE
RM
COMPRESSOR OUTLET
BALL
V
AL
VE
SIW
W
ATER INLET
PROBE
SL
LIQUID PROBE
SP
PLA
TE HEA
T EXCHANGER
SUW
W
ATER INLET
PROBE
TC
CHARGING
TUBE
V
FAN
PPS
PRESSURE SOCKET
1/4” SAE WITH CORE
VSF
SAFETY
V
AL
VE
VTE
ELECTRONIC EXP
ANSION V
AL
VE
PPSS
PRESSURE SOCKET
5/16” SAE WITH CORE
PB
AUT
O RESET
LOW PRESSURE SWITCH
PAM
MANUAL
RESET
HIGH PRESSURE SWITCH
MBP
LOW PRESSURE GAUGE
MAP
HIGH PRESSURE GAUGE
TP
PRESSURE
TRANSDUCER
TAP
HIGH PRESSURE
TRANSDUCER
SS
SUPERHEA
TING PROBE
TBP
LOW PRESSURE
TRANSDUCER
* : Optional : insulated pipes for BR unit