Details on Storage Volume Determination According to
Information on the component data dialog Storage volume determination according to for the potable water heater.
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Apartment types (DIN 4708)
In the table on the left, you determine the requirements index N.
Qty.
Indicates the number of apartments. The number of persons is automatically adjusted.
Apartment types
Defines the type of apartment. After clicking in a line, a standard apartment with 3.5 persons (average occupancy per apartment in Germany) is suggested first.
Rooms
Indicates the number of rooms. The number of persons is automatically adjusted.
Persons
If you adjust the number of apartments or rooms, the program will automatically adjust the number of persons. You can overwrite this number.
N
The requirement index of the standard apartment is N=1. The value is determined depending on the number of persons and the cumulative heat requirement of the tapping points.
∑N
Value of N multiplied by the number of apartments.
Relevant tapping point(s) in this apartment (DIN 4708)
In the table on the right, you set the tapping points of the apartment marked in the table on the left. If you specify multiple tapping points, it is assumed that they will operate simultaneously.
Qty.
Indicates the number of tapping point.
Tapping point
Indicates the name of tapping point.
l
Indicates the storage volume of the potable water heater for the relevant tapping point.
kWh
Indicates the heat requirement of the tapping point.
Determination of loading capacity/storage volume (DIN 4708)
Depending on the predefined requirement period, heat requirement, storage volume and loading capacity are determined and displayed. The cold water temperature originates from the calculation parameters of the configuration dialog. You define the hot water temperature in the component dialog of the potable water heater.
Demand (DIN 4708)
This area shows the determined values for the peak heat requirement WzB, the hourly heat requirement 1.0 and the period heat requirement W2TN.