ABB RELION 620 Series Technical Manual page 976

Section 8
Measurement functions
8.2.4
970
The disturbance recorder follows the 1999 version of the
COMTRADE standard and uses the binary data file format.
Settings
Table 948: RDRE Non-group general settings
Parameter Values (Range) Unit
Operation 1=on
5=off
Record length 10...500
Pre-trg length 0...100
Operation 1=Saturation
mode 2=Overwrite
Exclusion time 0...1 000 000
Storage rate 32, 16, 8
Periodic trig 0...604 800
time
Stor. mode 0=Waveform
periodic 1=Trend /
cycle
Stor. mode 0=Waveform
manual 1=Trend /
cycle
Step
1
fundamental 1
cycles
% 1
1
ms 1
samples per
fundamental
cycle
s 10
1
1
1MRS757644 F
Default Description
1=on Disturbance
recorder on/off
50 Size of the
recording in
fundamental
cycles
50 Length of the
recording
preceding the
triggering
1 Operation
mode of the
recorder
0 The time
during which
triggerings of
same type are
ignored
32 Storage rate
of the
waveform
recording
0 Time between
periodic
triggerings
0 Storage mode
for periodic
triggering
0 Storage mode
for manual
triggering
620 series
Technical Manual