AERMEC NRP 0800 - 13 MAIN COOLING REFRIGERANT LAYOUTS; 2-PIPE SYSTEM: Cold Water Production; 2-PIPE SYSTEM: Hot Water Production

32 22.11  5806712_07
12 MAIN COOLING REFRIGERANT LAYOUTS
MAIN COOLING REFRIGERANT LAYOUTS FOR 2PIPE SYSTEM
Cold water production at system
Key:
A Plant return water
B System delivery water
1 System side heat exchanger
2 Dhw side exchanger
3 Source side heat exchanger
4 One-way valve
5 Thermostatic expansion valve
6 Sight glass
7 Filter drier
8 Liquid accumulator
9 Cycle inversion valve
10 Liquid separator
11 Low pressure transducer
12 Compressor
13 High pressure switch
14 High pressure transducer
HPT
HPS
LS
VIC
LPT
IDL
CP
CN
CV CV
CV
CV
CV
TEV
F
AL
VIC
TEV
HPT
HPS
LS
VIC
LPT
IDL
CP
CN
CV
CV
CV
CV
CV
TEV
F
AL
VIC
TEV
1
44
44
4
4
44
4
4
55
5
5
99
10
10
11
11
1212
13
13
14
14
99
66
77
8
8
2
A
B
3
3
System hot water production
Key:
A Plant return water
B System delivery water
1 System side heat exchanger
2 Dhw side exchanger
3 Source side heat exchanger
4 One-way valve
5 Thermostatic expansion valve
6 Sight glass
7 Filter drier
8 Liquid accumulator
9 Cycle inversion valve
10 Liquid separator
11 Low pressure transducer
12 Compressor
13 High pressure switch
14 High pressure transducer
HPT
HPS
LS
VIC
LPT
IDL IDL
CP
CN
CV CV
CV
CV
CV
TEV
F
AL
VIC
TEV
HPT
HPS
LS
VIC
LPT
CN
CV
CV
CV
CV
CV
TEV
F
AL
VIC
TEV
CP
1
44
44
4
4
44
4
4
55
5
5
99
10
10
11
11
1212
13
13
14
14
99
66
77
8
8
2
A
B
3
3