Schweitzer Engineering Laboratories SEL-351A - Page 388

SET.4
of 26
SEL-351A-1 Settings Sheets
Relay Settings (Serial Port Command SET and Front Panel)
SEL-351A-1 Relay Instruction Manual Date Code 20080213
Date________________
Pickup (OFF, 0.250–100.000 A {5 A nom.},
0.050–20.000 A {1 A nom.}, 0.005–2.500 A {0.2 A nom},
0.005–1.500 A {0.05 A nom.})
50N5P =
Pickup (OFF, 0.250–100.000 A {5 A nom.},
0.050–20.000 A {1 A nom.}, 0.005–2.500 A {0.2 A nom},
0.005–1.500 A {0.05 A nom.})
50N6P =
Residual-Ground Inst. Overcurrent Elements (See Figure 3.10 and Figure 3.11)
(Number of residual-ground element pickup settings dependent on preceding enable setting E50G = 1–6.)
Pickup (OFF, 0.050–100.000 A {5 A nom.},
0.010–20.000 A {1 A nom.})
50G1P =
Pickup (OFF, 0.050–100.000 A {5 A nom.},
0.010–20.000 A {1 A nom.})
50G2P =
Pickup (OFF, 0.050–100.000 A {5 A nom.},
0.010–20.000 A {1 A nom.})
50G3P =
Pickup (OFF, 0.050–100.000 A {5 A nom.},
0.010–20.000 A {1 A nom.})
50G4P =
Pickup (OFF, 0.050–100.000 A {5 A nom.},
0.010–20.000 A {1 A nom.})
50G5P =
Pickup (OFF, 0.050–100.000 A {5 A nom.},
0.010–20.000 A {1 A nom.})
50G6P =
[50G1P–50G6P setting step size 0.010 A {5 A nom.}, 0.002 A {1 A nom.}]
Negative-Sequence Inst. Overcurrent Elements (See Figure 3.12 and
Figure 3.13)
IMPORTANT: See Appendix F for information on setting negative-sequence overcurrent elements.
(Number of negative-sequence element time delay settings dependent on preceding enable setting E50Q = 1–6.)
Pickup (OFF, 0.25–100.00 A {5 A nom.},
0.05–20.00 A {1 A nom.})
50Q1P =
Pickup (OFF, 0.25–100.00 A {5 A nom.},
0.05–20.00 A {1 A nom.})
50Q2P =
Pickup (OFF, 0.25–100.00 A {5 A nom.},
0.05–20.00 A {1 A nom.})
50Q3P =
Pickup (OFF, 0.25–100.00 A {5 A nom.},
0.05–20.00 A {1 A nom.})
50Q4P =
Pickup (OFF, 0.25–100.00 A {5 A nom.},
0.05–20.00 A {1 A nom.})
50Q5P =
Pickup (OFF, 0.25–100.00 A {5 A nom.},
0.05–20.00 A {1 A nom.})
50Q6P =
Phase Time-Overcurrent Element (See Figure 3.14)
(Make the following settings if preceding enable setting E51P = 1 or 2.)
Pickup (OFF, 0.25–16.00 A {5 A nom.},
0.05–3.20 A {1 A nom.})
51PP =
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