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Benefit
Description
Setting
Effect
200/348
Siemens Building Technologies
HVAC Products
D.h.w. storage tank
Functions
4.168 D.h.w. heating with electric immersion heater
K6
• Use of the electric immersion heater for d.h.w. heating can be restricted
D.h.w. heating with the electric immersion heater can be restricted to certain periods of
time / situations.
Setting range
1...3
The electric immersion heater will heat the d.h.w. during the following periods of time,
depending on the selection made:
1
Only for frost protection for the storage tank
The electric immersion heater will only be used to provide frost protection for
the storage tank.
2
Only in summer operation
The electric immersion heater will heat the d.h.w. in summer operation (oper-
ating line 29) according to operating lines 770 through 795.
In winter operation, the d.h.w. will be heated via the heat source without using
the electric immersion heater.
3
Always
The electric immersion heater will heat the d.h.w. in summer and winter opera-
tion according to the switching times and time switch program of d.h.w. (oper-
ating lines 770 through 795).
Basic Documentation RVP540 / RVP550
Description of the heating engineer settings
Unit
Factory setting
–
2
CE1P2488en
18.10.2002
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