30
7 - Product Description (continued)
Refrigerant circuit - RC version
3
4
5
6
E
F
G
7
S
AT
A
S
H
S
1
S
5
A
D
B
S
BT
9
EXV
CONTROL
UNIT
CONTROL
SAFETY / CONTROL DEVICES
A
High pressure switch (19.8 bar)
B
Low pressure switch (0.5 bar)
AT
High pressure transducer
BT
Low pressure transducer
D
Suction temperature sensor
E
Outlet water temperature sensor
F
Inlet water temperature sensor
G
PED pressure relief valve HP side (22 bar)
H
PED pressure relief valve LP side (14.5 bar)
S
Shrader connection (Service only)
Pipe connection with Shrader valve
COMPONENTS
1
Compressor (Screw type)
3
Filter drier
4
Electronic expansion valve
5
Globe valve
6
Heat exchanger (Shell & Tube Type)
7
Desuperheater (Optional)
9
Sight glass
