9Aermec cod. 5806715_00 12.01
NRP 0200-0750
EN
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
HPT
HPS
LS
VIC
LPT
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 IDL
3.3. 2 CIRCUITS TO PRODUCE HOT WATER ONLY TO DHW
3.4. 2 CIRCUITS TO PRODUCE COLD WATER TO SYSTEM AND HOT WATER TO DHW
Description Functioning
1
System side
HEAT EXCHANGER
Not running
2
DHW side
HEAT EXCHANGER
(CONDENSATION)
DHW production
3
Source side
HEAT EXCHANGER
(EVAPORATION)
Heat exchange with air
Description Functioning
1
System side
HEAT EXCHANGER
(EVAPORATION)
Cold water production
2
DHW side
HEAT EXCHANGER
(CONDENSATION)
DHW production
3
Source side
HEAT EXCHANGER
Not running
H
2
O DHW
RETURN
H
2
O DHW
FLOW
H
2
O DHW
RETURN
H
2
O SYSTEM
RETURN
H
2
O DHW
FLOW
H
2
O SYSTEM
FLOW
1
2
3 3
1
2
3 3
2PIPE SYSTEM4PIPE SYSTEM
Key
1 System side heat exchanger
2 DHW side heat exchanger
3 Source side heat exchanger
AL Liquid storage tank
CV One-way valve
F Dehydrator filter
IDL Liquid indicator
HPT High pressure transducer
HPS High pressure pressure switch
LPT Low pressure transducer
LS Liquid separator
TEV Thermostatic valves
VIC Cycle reversing valve