Schweitzer Engineering Laboratories SEL-311C - Page 337

Date _______________
Date Code 20060320 Instruction Manual SEL-311C Relay
SET.7 of 32Settings Sheets for the SEL-311C Relay
Relay Settings (Serial Port Command SET and Front Panel)
Level 3 (OFF, 0.25–100.00 A secondary {5 A nom.};
0.05–20.00 A secondary {1 A nom.})
50G3P =
Level 4 (OFF, 0.25–100.00 A secondary {5 A nom.};
0.05–20.00 A secondary {1 A nom.})
50G4P =
Residual Ground Definite-Time Overcurrent
Element Time Delay (See Figure 3.22)
(Number of residual ground element time delay settings dependent on preceding enable setting
E50G = 1–4.)
Level 1 (0.00–16000.00 cycles in 0.25-cycle steps)
67G1D =
Level 2 (0.00–16000.00 cycles in 0.25-cycle steps)
67G2D =
Level 3 (0.00–16000.00 cycles in 0.25-cycle steps)
67G3D =
Level 4 (0.00–16000.00 cycles in 0.25-cycle steps)
67G4D =
Negative-Sequence Inst./Def.-Time Overcurrent Elements (See Figure 3.23)
See Appendix F: Setting Negative-Sequence Overcurrent Elements for information on setting negative-
sequence overcurrent elements.
(Number of negative-sequence element time delay settings dependent on preceding enable setting
E50Q = 1–4.)
Level 1 (OFF, 0.25–100.00 A secondary {5 A nom.};
0.05–20.00 A secondary {1 A nom.})
50Q1P =
Level 2 (OFF, 0.25–100.00 A secondary {5 A nom.};
0.05–20.00 A secondary {1 A nom.})
50Q2P =
Level 3 (OFF, 0.25–100.00 A secondary {5 A nom.};
0.05–20.00 A secondary {1 A nom.})
50Q3P =
Level 4 (OFF, 0.25–100.00 A secondary {5 A nom.};
0.05–20.00 A secondary {1 A nom.})
50Q4P =
Negative-Sequence Definite-Time Overcurrent Element Time Delay (See
Figure 3.23)
See Appendix F: Setting Negative-Sequence Overcurrent Elements for information on
setting negative-sequence overcurrent elements.
(Number of negative-sequence element time delay settings dependent on preceding enable setting
E50Q = 1–4.)
Level 1 (0.00–16000.00 cycles in 0.25-cycle steps)
67Q1D =
Level 2 (0.00–16000.00 cycles in 0.25-cycle steps)
67Q2D =
Level 3 (0.00–16000.00 cycles in 0.25-cycle steps)
67Q3D =
Level 4 (0.00–16000.00 cycles in 0.25-cycle steps)
67Q4D =