Data library
8.7 Formats
3WL/3VL circuit breakers with communication capability - PROFIBUS
270
System Manual, 03/2011, A5E01051353-02
Table 8- 64 Format (145) "Direction of incoming supply"
Byte
Value
Meaning
0
0
From top to bottom
0
1
From bottom to top
The table below shows the format (146) "Direction of rotation of phase". The normal status of
the direction of rotation of the phase can be set using this.
Table 8- 65 Format (146) "Direction of rotation of phase"
Byte
Value
Meaning
0
0
Right (e.g. L1 – L2 – L3)
0
1
Left (e.g. L1 – L3 – L2 or similar)
The table below shows the format (162) "Voltage transformer". The setting of the primary
connection also influences the location of the measured voltage variables.
Table 8- 66 Format (162) "Voltage transformer"
Byte
Value
Meaning
0
0
The voltage transformer is delta-connected on the primary side.
0
1
The voltage transformer is star-connected on the primary side.
8.7.6
Data formats 307 to 373
The table below shows the format (307) "Tripping of the metering function" that displays the
content of the last tripping operation by the extended protection function.
Table 8- 67 Format (307) "Tripping of the metering function"
Byte
Value
Meaning
0/1
0x0000
No tripping operation
0/1
0x0001
Phase unbalance current
0/1
0x0002
Phase unbalance voltage
0/1
0x0004
Active power in normal direction
0/1
0x0008
Active power in reverse direction
0/1
0x0040
Overvoltage
0/1
0x0080
Undervoltage
0/1
0x0100
Overfrequency
0/1
0x0200
Underfrequency
0/1
0x0400
THD current
0/1
0x0800
THD voltage
0/1
0x1000
Change of phase rotation
The table below shows the format (308) "Threshold alarms" that displays the currently
pending threshold alarms.