10.10
SEL-751 Relay Instruction Manual Date Code 20170927
Analyzing Events
Event Reporting
Table 10.4 Output, Input, Protection, and Control Element Event Report
Columns (Sheet 1 of 2)
Column Heading
Column
Symbols
Description
51ABC .
51 elements in reset state
A
51AP picked up
B
51BP picked up
C
51CP picked up
a
Both 51AP & 51BP picked up
b
Both 51BP & 51CP picked up
c
Both 51CP & 51AP picked up
3
All three phases picked up
51P
1
51P1P picked up
2
51P2P picked up
3
Both 51P1P & 51P2P picked up
51N 1
51N1P picked up
2
51N2P picked up
3
Both 51N1P & 51N2P picked up
51G 1
51G1P picked up
2
51G2P picked up
3
Both 51G1P & 51G2P picked up
51Q 1
51QP picked up
50P 1
50P1P picked up
2
50P2P picked up
3
50P3P picked up
4
50P4P picked up
5
Both 50P1P & 50P2P picked up
6
Both 50P1P & 50P3P picked up
7
Both 50P1P & 50P4P picked up
8
Both 50P2P & 50P3P picked up
9
Both 50P2P & 50P4P picked up
A
Both 50P3P & 50P4P picked up
B
50P1P & 50P2P & 50P3P picked up
C
50P1P & 50P2P & 50P4P picked up
D
50P1P & 50P3P & 50P4P picked up
E
50P2P & 50P3P & 50P4P picked up
F
All four 50P1P & 50P2P & 50P3P & 50P4P picked up
67P 1
67P1P picked up
2
67P2P picked up
3
67P3P picked up
4
67P4P picked up
5
Both 67P1P & 67P2P picked up
6
Both 67P1P & 67P3P picked up
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