3.3 Block diagram 1
Circuit with boilers with their own circulator, connected in cascade.
DEPENDING
DEPENDING
TMP
TMP
TMP
Boiler circulator
SCP
Indirect tank circulator
PR
DHW circulation pump
CHP
System circulator (high temperature zone)
DHW Indirect storage tank sensor
OS
Outdoor temperature sensor
SP
Primary sensor
EAF
Domestic cold water inlet
UAC
Domestic hot water outlet
3.3.1 Electrical power connections Block diagram 1
MANAGING CONNECTIONS
MANAGING
101 102 103 104 105 106 107 108 109 110 111 112 113 114 115
L
N
L
L
N
L
SCP
CHP
SCP
CHP
TMP Boiler circulator
SCP Indirect tank circulator
CHP System circulator (high temperature zone)
OS
MANAGING
TMP
P
SP
TB2
N
L
N
L
N
L
N
TMP
TMP
SCP
CHP
EAF
DEPENDING CONNECTIONS
DEPENDING
101 102 103 104 105 106 107 108 109 110 111 112 113 114 115
L
N
L
L
N
TMP Boiler circulator
63
CONFIGURATION OF THE MAIN BLOCK DIAGRAMS
UAC
DHW
PR
EAF
TB2
L
N
L
N
L
N
L
N
TMP
TMP