Schweitzer Engineering Laboratories SEL-351-5, Instruction Manual

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12.14
SEL-351-5, -6, -7 Relay Instruction Manual
Date Code 20070117
Standard Event Reports, Sag/Swell/Interruption Report, and SER
Standard 15/30-Cycle Event Reports
27 PP2
(delta-connected) 27AB2, 27BC2,
27CA2 A AB phase-to-phase instantaneous undervoltage element 27AB2 picked up.
B BC phase-to-phase instantaneous undervoltage element 27BC2 picked up.
C CA phase-to-phase instantaneous undervoltage element 27CA2 picked up.
a 27AB2 and 27CA2 elements picked up.
b 27AB2 and 27BC2 elements picked up.
c 27BC2 and 27CA2 elements picked up.
3 27AB2, 27BC2 and 27CA2 elements picked up.
27 S 27S * Channel VS instantaneous undervoltage element 27S picked up.
59 P
(wye-connected) 59A1, 59A2, 59B1,
59B2, 59C1, 59C2 A A-phase instantaneous overvoltage element 59A1 or 59A2 picked up.
B B-phase instantaneous overvoltage element 59B1 or 59B2 picked up.
C C-phase instantaneous overvoltage element 59C1 or 59C2 picked up.
a 59A_ and 59B_ elements picked up.
b 59B_ and 59C_ elements picked up.
c 59C_ and 59A_ elements picked up.
3 59A_, 59B_ and 59C_ elements picked up.
59 PP 59AB, 59BC, 59CA A AB phase-to-phase instantaneous overvoltage element 59AB picked up.
B BC phase-to-phase instantaneous overvoltage element 59BC picked up.
C CA phase-to-phase instantaneous overvoltage element 59CA picked up.
a 59AB and 59CA elements picked up.
b 59AB and 59BC elements picked up.
c 59BC and 59CA elements picked up.
3 59AB, 59BC and 59CA elements picked up.
59 PP2
(delta-connected) 59AB2, 59BC2,
59CA2 A AB phase-to-phase instantaneous overvoltage element 59AB2 picked up.
B BC phase-to-phase instantaneous overvoltage element 59BC2 picked up.
C CA phase-to-phase instantaneous overvoltage element 59CA2 picked up.
a 59AB2 and 59CA2 elements picked up.
b 59AB2 and 59BC2 elements picked up.
c 59BC2 and 59CA2 elements picked up.
3 59AB2, 59BC2 and 59CA2 elements picked up.
59 V1Q
(wye-connected) 59V1, 59Q 1 Positive-sequence instantaneous overvoltage element 59V1 picked up.
Q Negative-sequence instantaneous overvoltage element 59Q picked up.
b Both 59V1 and 59Q picked up.
59 V1
(delta-connected) 59V * Positive-sequence instantaneous overvoltage element 59V1 picked up.
59 Q
(delta-connected) 59Q, 59Q2 1 Negative-sequence instantaneous overvoltage element 59Q picked up.
2 Negative-sequence instantaneous overvoltage element 59Q2 picked up.
b Both 59Q and 59Q2 picked up.
Table 12.3 Output, Input, and Protection, and Control Element Event Report Columns (Sheet 4 of 10)
Column Heading
Corresponding
Elements (Relay
Word Bits)
Symbol Definition