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Siemens Building Technologies
Basic Documentation RVP540 / RVP550
CE1P2488en
HVAC Products
Description of the heating engineer settings
18.10.2002
4.141 Additional pump kick for water / brine pump
•
Prevents seizing of pump
Very often, the water / brine circuit is more contaminated than the heating circuit.
This increases the risk of pump seizing.
To prevent this, an additional pump kick can be triggered for the water / brine pump.
Setting range
Unit
Factory setting
0 / 1
–
0
The settings have the following meaning:
0 No
No additional pump kick
1 Yes
In addition to the normal pump kick (refer to chapter 6, “General control func-
tions”), the water / brine pump will be activated according to the times of the
free time switch program (operating lines 12 through 18).
4.142 Control of the heat pump circulators
•
The control mode of the heat pump circulators can be selected
The setting defines the criteria according to which the heat pump circulators shall be
operated.
Setting range
Unit
Factory setting
0 / 1
–
1
The settings have the following meaning:
0
The heat pump circulators will operate when there is demand for heat.
1
The relevant heat pump circulator will operate when the respective heat pump
stage is in operation (prerun and overrun are taken into consideration).
Benefit
Description
Setting
Effect
Benefit
Description
Setting
Effect