© Caleffi 08301_iSolar Plus 24V
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9
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S1
S3
S2
S4
R2
R1
S1
S4
S2
S3
R1
R2
1.2.8 Allocation of clamps for system 8
1.2.9 Allocation of clamps for system 9
Solar system with after-heating by solid fuel boiler
with 1 tank, 4 sensors, 1 solar pump and 1 pump for after-
heating.
Solar system and heating circuit reverse raising
with
1 tank, 4 sensors, 1 solar pump and 1 3-way-valve for heating
circuit reverse raising.
Arr 8
Arr 9
Symbol
Specification
S1
Collector sensor
S2
Lower tank sensor
S3
Upper tank sensor
S4
Tank for solid fuel boiler
R1
Solar pump
R2
Pump for solid hot
fuel boiler
Symbol
Specification
S1
Collector sensor
S2
Lower tank sensor
S3
Upper tank sensor
S4
Heating circuit return
R1
Solar pump
R2
3-way-valve
