Data library
8.6 Data sets
3WL/3VL circuit breakers with communication capability - PROFIBUS
System Manual, 03/2011, A5E01051353-02
201
8.6.3 Data set DS 51 main overview
The table below shows the content of data set 51 that copies the most important information
from other data sets and makes it available in the form of a complete overview. This data set
is used in Switch ES Power to display the data of the main overview.
The table below contains the data sets DS51: Main overview (length 238 bytes, read-only):
Table 8- 16 Content of data set 51
Byte Description Data
point
Source
WL
Source
VL
Format Length
(bits)
Scaling
0 Trip log of the last 5 tripping operations with
time
15 COM15 COM20 Format
(15)
480 —
60 Event log of the last 10 events with time 16 COM15 COM20 Format
(16)
960 —
180 Status of the connected PROFIBUS 17 COM15 COM20 Format
(17)
3 —
181 Controls the commands/functions (e.g.
delete/reset min./max. values) of the
communication module
18 COM15 COM20 Format
(18)
8 —
182 Controls the outputs of the communication
module (e.g. switching the breaker)
19 COM15 COM20 Format
(19)
8 —
183 Shows the phase with maximum load 373 ETU ETU Format
(373)
3 —
184 Mean value of the power factor 168 Meter. fct. — signed int 16 –3
186 Current of phase with maximum load 374 ETU ETU unsigned
int
16 0
188 Time until presumed overload trip 379 ETU — unsigned
int
16 0
190 Current in neutral conductor 375 ETU ETU unsigned
int
16 0
192 Current which flows to ground 376 ETU ETU unsigned
int
16 0
194 System time of the circuit breaker 90 COM15 COM20 Time 64 —
202 Position of the circuit breaker in the frame 24 COM15 COM20 Format
(24)
4 —
203 Status of the circuit breaker (on/off/powered,
etc.)
328 BSS COM20 Format
(328)
8 —
204 Overload parameter I
R
parameter set A
(PS A)
333 ETU ETU unsigned
int
16 0
206 Overload parameter I
R
parameter set B
(PS B)
349 ETU — unsigned
int
16 0
208 Rating plug 377 ETU ETU unsigned
int
16 0
210 Active parameter set 370 ETU — Format
(370)
1 —
211 Reserved — — — — 72 —
220 Property byte for byte 0 (trip log of the last 5
tripping operations with time)
— COM15 COM20 PB 8 —
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