Data library
8.7 Formats
3WL/3VL circuit breakers with communication capability - PROFIBUS
260 System Manual, 03/2011, A5E01051353-02
Byte Bit Meaning
48-55 — Time stamp of 5th tripping operation
56 — Reserved 0x00
57 — Reason for 5th tripping operation
58 — Source of 5th tripping operation
59 — Reserved 0x00
The table below shows the format (16) "event log". It contains the last 10 events with time
stamp. Example, see below.
Table 8- 46 Format (16) "event log"
Byte Bit Meaning
0-7 — Time stamp of 1st event
8 — Reserved 0x00
Coming
"+"
Going
"-"
Event description
1 2 Overload warning
3 4 Overload warning N-conductor
5 6 Load shedding alarm
7 8 Load pick up message
9 10 Phase unbalance warning
11 12 Fault in trip unit
13 14 Ground fault warning
15 16 Overtemperature warning
20 — Switch on
21 — Switch off
40 41 Threshold warning TV current
42 43 TV ground fault
44 45 TV overcurrent N-conductor
46 47 TV unbalance current
48 49 TV long-term mean value for current
50 51 TV undervoltage
52 53 TV unbalance voltage
54 55 TV overvoltage
56 57 TV long-term mean value for active power
58 59 TV long-term mean value for apparent power
60 61 TV long-term mean value for reactive power
62 63 TV reactive power in normal direction
64 65 TV reactive power in reverse direction
66 67 TV apparent power
68 69 TV overfrequency
70 71 TV underfrequency
9 —
72 73 TV under power factor
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