Siemens Albatros2 RVA78.690 User Manual page 59

Siemens
Building Technologies
7.2.6 Legend mains voltage
Designation Function
Q4 Circulating pump
Q5 Collector pump
Q10 Solid fuel boiler pump
Q11 Storage tank charging pump
Q16 Collector pump 2
Y15 Buffer return valve
K6 electric immersion heater
K8 Solar ctrl elem buffer (charing pump or diverting valve)
K9 Solar pump ext. heat exchanger
K10 Alarm output
K11 Overtemperature protection
K27 Heat requisition
7.2.7 Legend low-voltage
Designation Function
B22 Soild fuel boiler sensor
B3 DHW sensor top
B31 2. DHW sensor bottom
B39 DHW circulation sensor
B4 Buffer storage tank temperature sensor
B41 Buffer storage tank temperature sensor
B6 Collector sensor
B61 Collector sensor 2
B63 Solar flow sensor B63
B64 Solar return sensor B63
B73 Common return sensor
Solar compact controller
Plant diagrams
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CE1U2396en
18.08.2010