Schweitzer Engineering Laboratories SEL-351A, Manual

Page: 387 / 666

Date _______________
Date Code 20080213
Instruction Manual SEL-351A-1 Relay
SET.3
of 26 SEL-351A-1 Settings Sheets
Relay Settings (Serial Port Command SET and Front Panel)
Phase Inst. Overcurrent Elements
(See Figure 3.1 , Figure 3.2 , and Figure 3.3 )
(Number of phase element pickup settings dependent on preceding enable setting E50P = 1–6.)
Pickup (OFF, 0.25–100.00 A {5 A nom.},
0.05–20.00 A {1 A nom.})
50P1P =
Pickup (OFF, 0.25–100.00 A {5 A nom.},
0.05–20.00 A {1 A nom.})
50P2P =
Pickup (OFF, 0.25–100.00 A {5 A nom.},
0.05–20.00 A {1 A nom.})
50P3P =
Pickup (OFF, 0.25–100.00 A {5 A nom.},
0.05–20.00 A {1 A nom.})
50P4P =
Pickup (OFF, 0.25–100.00 A {5 A nom.},
0.05–20.00 A {1 A nom.})
50P5P =
Pickup (OFF, 0.25–100.00 A {5 A nom.},
0.05–20.00 A {1 A nom.})
50P6P =
Phase-to-Phase Instantaneous Overcurrent Elements (See Figure 3.7 )
(Number of phase-to-phase element pickup settings dependent on preceding enable setting E50P = 1–6; all four pickup
settings are enabled if E50P
≥
4.)
Pickup (OFF, 1.00–170.00 A {5 A nom.},
0.20–34.00 A {1 A nom.})
50PP1P =
Pickup (OFF, 1.00–170.00 A {5 A nom.},
0.20–34.00 A {1 A nom.})
50PP2P =
Pickup (OFF, 1.00–170.00 A {5 A nom.},
0.20–34.00 A {1 A nom.})
50PP3P =
Pickup (OFF, 1.00–170.00 A {5 A nom.},
0.20–34.00 A {1 A nom.})
50PP4P =
Neutral-Ground Inst. Overcurrent Elements—Channel IN (See Figure 3.8 and
Figure 3.9 )
(Number of neutral-ground element pickup settings dependent on preceding enable setting E50N = 1–6.)
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.})
50N1P =
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.})
50N2P =
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.})
50N3P =
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.})
50N4P =
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