Excess Heat Draw; Buffer Storage Tank / Primary Controller; Remote; Domestic Hot Water - Siemens Albatros2 RVS46 User Manual

Excess heat draw

Buffer storage tank / primary controller

With prim contr/system
pump

Remote

Setpoints

Priority

Siemens Schweiz AG
HVAC Products
Line no.
HC1 HC2 HC3P
861 1161 1461
Excess heat draw can be triggered by the following functions:
Input H1, H2 or EX2
−
Storage tank recooling
−
Excess heat draw from the solid fuel boiler
−
If excess heat draw is activated, excess heat can be made available to space heating.
This can be adjusted separately for each heating circuit.
Line no.
HC1 HC2 HCP
872 1172 1472
It must be selected whether the heating circuit receives its heat via the primary
controller or with the help of the system pump (depending on the type of plant).
Line no.
HC1 HC2 HCP
900 1200 1500
When using external operating mode changeover (H1/H2), it can be selected whether
changeover shall take place from the Normal setpoint to the Reduced setpoint, or to the
Protection setpoint.

6.7 Domestic hot water

Line no. Operating line
1610 Nominal setpoint
1612 Reduced setpoint
The DHW can be heated up to different setpoints. These setpoints are activated
depending on the selected operating mode, thus leading to different temperature levels
in the DHW storage tank.
TWWR
0 10 20 30
TWWR DHW reduced setpoint
TWWN DHW nominal setpoint
TWWmax DHW nominal setpoint maximum
Line no. Operating line
1630 Charging priority
Absolute
Shifting
None
MC shifting, PC absolute
User Manual
The settings in detail
Operating line
Excess heat draw
Off
Heating mode
Always
Operating line
With prim contr/system pump
Operating line
Optg mode changeover
TWWN
TWWmax
40 50 60 70 80 90 100 °C
22. November 2006
65/100
CE1U2353en