Siemens RVA63.280 Basic Documentation page 16

Low voltage side
Mains voltage side
16/184
Siemens Building Technologies
Landis & Staefa Division
Terminal Terminals
MD Ground room unit bus (PPS)
A7 Room unit bus HC2 (PPS)
- Not used
B12 Flow sensor mixing valve HC2
M Ground sensors
B8 Flue gas sensor
B31/H2 D.h.w. sensor 2 / contact H2
B1 Flow sensor mixing valve HC1
M Ground sensors
- Not used
H1 Changeover contact
B2 Boiler sensor
B3 D.h.w. sensor 1 / control thermostat
M Ground sensors
- Not used
B9 Outside sensor
MD Ground PPS (RG1, BMU)
A6 PPS (RG1, BMU)
MB Ground bus (LPB)
DB Data bus (LPB)
Terminal Terminals
Y6 Mixing valve HC2 CLOSED
Y5 Mixing valve HC2 OPEN
F3 Phases Y5 and Y6
- Not used
Q6 Circulating pump mixing heating circuit 2
Q2 Circulating pump mixing heating circuit 1
F6 Phase Q2
Y2 Mixing valve CLOSED
Y1 Mixing valve OPEN
F2 Phase Y1 and Y2
Q3/Y3 D.h.w. charging pump / d.h.w. diverting
valve
- Not used
F1 Phase Q3/Y3
- Not used
K5 Burner stage 2
F5 Phase burner stage 2
K4 Burner stage 1
F4 Phase burner stage 1
L Live AC 230 V (mains connection)
N Neutral (mains connection)
Basic Dokumentation RVA63.280, RVA53.280
Connector Color
AGP2S.02G blue
AGP2S.04C yellow
AGP2S.04G grey
AGP2S.06A white
AGP2S.02G blue
AGP2S.02M violet
Connector Color
AGP3S.03K green
AGP3S.04F orange
AGP3S.03K green
AGP3S.03B brown
AGP3S.05D red
AGP3S.02D black
CE1P2374E
19.04.2001