PROFIBUS data transfer
6.9 Cyclic data traffic
3WL/3VL circuit breakers with communication capability - PROFIBUS
System Manual, 03/2011, A5E01051353-02
137
Table 6- 1
Basic type 1
Byte
Definition
Default
Data point
0 / 1
Binary status information
Binary status information
2 / 3
Data block 1
Current in phase 1
380
4 / 5
Data block 2
Current in phase 2
381
6 / 7
Data block 3
Current in phase 3
382
8 / 9
Data block 4
Max. current in phase under highest load
374
10
PB of data block 1
PB of current phase 1
11
PB of data block 2
PB of current phase 2
12
PB of data block 3
PB of current phase 3
13
PB of data block 4
PB of maximum current in phase under
highest load
Basic type 2 is pre-assigned for metering function.
Table 6- 2
Basic type 2
Byte
Definition
Default
Data point
0 / 1
Binary status information
Binary status information
2 / 3
Data block 1
Current in phase 1
380
4 / 5
Data block 2
Current in phase 2
381
6 / 7
Data block 3
Current in phase 3
382
8 / 9
Data block 4
Max. current in phase under highest load
374
10 / 11 Data block 5
Current in neutral conductor
375
12 / 13 Data block 6
Mean value of the phase-to-phase voltages 203 *
14 / 15 Data block 7
Mean value of power factors of 3 phases
168 *
16 / 17 Data block 8
Total active energy of 3 phases
238 *
18
PB of data block 1
PB of current phase 1
19
PB of data block 2
PB of current phase 2
20
PB of data block 3
PB of current phase 3
21
PB of data block 4
PB of max. current in phase under highest
load
22
PB of data block 5
PB of current in neutral conductor
23
PB of data block 6
PB of the mean value of phase-to-phase
voltages
24
PB of data block 7
PB of the mean value of the three power
factors
25
PB of data block 8
PB of total active energy
* Alternatively, these fields can contain the default numbers of basic type 3. If there are no changes
here, the default value is nevertheless transferred.