Siemens RVA47.320 - Page 17

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Siemens Building Technologies Basic Documentation RVA47.320 CE1P2379E
HVAC Products Handling 15.07.2002
Termina
l
Terminals Connector
H1 input H1 AGP2S.06A (white)
B70/B4 Cascade return temperature sensor B70 or
buffer storage tank temperature sensor B4
B3 D.h.w. temperature sensor or thermostat
M Ground sensors
B10 Cascade flow temperature sensor
(common flow temperature sensor)
B9 Outside sensor
MD Ground PPS (room unit, BMU) AGP2S.02G (blue)
A6 PPS (room unit, BMU)
MB Ground bus (LPB) AGP2S.02M (violet)
DB Data bus (LPB)
Termina
l
Terminals Connector
Q3 D.h.w. charging pump AGP3S.03B (brown)
Q1 Heating circuit or system pump:
F1 Phase Q1 / Q3
- Not used -
- Not used
- Not used
- Not used
- Not used
L Live AC 230 V (mains connection) AGP3S.02D (black)
N Neutral conductor (mains connection)
Low voltage side
Mains voltage side