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Siemens SICAM P 7KG7755 - Mapping; Energy Counters from Binary Inputs; Energy Counters Calculated from Measurement Values

Siemens SICAM P 7KG7755
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Data Mapping
37
Power Meter, IEC 60870-5-103, Manual
E50417-B1076-C375-A4, Release 11.2012
3.3.2 Mapping
Table 3-6 Mapping table
With the parameter “IEC 103 Settings - Counters“ (see chapter 3.3.1) the user can
select, whether the energy values (table 3-6) will be transferred.
3.3.2.1 Energy Counters from Binary Inputs
Energy Counter 1 and Energy Counter 2 count energy pulses from binary inputs via
binary input module.
For conversion of the transmitted pulses to an energy value, a factor "Energy increase
per pulse" has to be defined during parameterization of the binary input (ref. to the
SICAM P 7KG7750/55 Device Manual).
3.3.2.2 Energy Counters Calculated from Measurement Values
The required conversion factor for the calculation is 1837.
The following formula applies to the calculation of the energy:
Formula
U
nom
: Voltage measuring range L-N x Transformation ratio of the voltage transformer
I
nom
: Current measuring range x Transformation ratio of the current transformer
1 h: 1 hour
1837: Conversion factor
# Value Comment
Function
Type
Information
Number
Compatibility
Data Unit
1 Energy counter 1
from
binary input
13355 no205
2 Energy counter 2 133 56 no 205
3 Active energy demand
from calculated mea-
surement values
13351 no205
4 Active energy supply 133 53 no 205
5 Reactive energy inductive 133 52 no 205
6 Reactive energy capacitve 133 54 no 205
Energy
Unom Inom 1 h Energycounter×××
1837
----------------------------------------------------------------------------------------------------- -
=

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