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1MRS 755310
Feeder Protection Relay
Technical Reference Manual
Table 4.1.17-6 Disturbance recorder internal triggering and storing
Weighting
Event
Start of stage I>
Trip of stage I>
Start of stage I>>
Trip of stage I>>
Start of stage I>>>
Trip of stage I>>>
Start of stage I
>
0
Trip of stage I
>
0
Start of stage I
>>
0
Trip of stage I
>>
0
Start of stage ∆I>
Trip of stage ∆I>
Alarm of stage θ>
Trip of stage θ>
Checksum
1)
0 = rising edge, 1 = falling edge.
Table 4.1.17-7 Disturbance recorder external triggering and storing
Weighting
Event
DI1
DI2
DI3
DI4
DI5
Checksum
1)
0 = rising edge, 1 = falling edge.
Control parameters
Table 4.1.17-8 Control parameters
Description
Reading of the event buffer
Re-reading of the event buffer
Reading of relay state data
Default value of
triggering
factor
mask, V236
1
0
2
1
4
0
8
1
16
0
32
1
64
0
128
1
256
0
512
1
1024
0
2048
0
4096
0
8192
0
682
Default value of
triggering
factor
mask, V241
1
0
2
0
4
0
8
0
16
0
0
Parameter R, W, P
L
R
B
R
C
R
REF 610
Default value of
Default value of
triggering edge,
storing mask,
1)
V238
V237
0
1
0
1
0
1
0
1
0
0
0
1
0
1
0
1
0
0
0
1
0
0
0
0
0
0
0
0
0
751
Default value of
Default value of
triggering edge,
storing mask,
1)
V243
V242
0
0
0
0
0
0
0
0
0
0
0
0
Value
Time, channel number and
event code
Time, channel number and
event code
0 = normal state
1 = the relay has been
subject to an automatic
reset
2 = overflow of the event
buffer
3 = both 1 and 2
109
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