Schweitzer Engineering SEL-351P, Quick Start Manual

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Date Code 990430 Setting the SEL-351P Recloser Control 9-25
SEL - 351P Manual Técnico
Row
Bit
Definition Primary
Application
67P2T Level 2 phase definite-time overcurrent element
67P2T timed out (derived from 67P2; see Figure 3.3)
67P3T Level 3 phase definite-time overcurrent element
67P3T timed out (derived from 67P3; see Figure 3.3)
67P4T Level 4 phase definite-time overcurrent element
67P4T timed out (derived from 67P4; see Figure 3.3)
67N1T Level 1 neutral ground definite-time overcurrent
element 67NIT timed out (derived from 67N1; see
Figure 3.8)
67N2T Level 2 neutral ground definite-time overcurrent
element 67N2T timed out (derived from 67N2; see
Figure 3.8)
67N3T Level 3 neutral ground definite-time overcurrent
element 67N3T timed out (derived from 67N3; see
Figure 3.8)
67N4T Level 4 neutral ground definite-time overcurrent
element 67N4T timed out (derived from 67N4; see
Figure 3.8)
11 50G1 Level 1 residual ground instantaneous overcurrent
element (residual ground current above pickup
setting 50G1P; see Figure 3.10) Tripping,
Testing, Control
50G2 Level 2 residual ground instantaneous overcurrent
element (residual ground current above pickup
setting 50G2P; see Figure 3.10)
50G3 Level 3 residual ground instantaneous overcurrent
element (residual ground current above pickup
setting 50G3P; see Figure 3.10)
50G4 Level 4 residual ground instantaneous overcurrent
element (residual ground current above pickup
setting 50G4P; see Figure 3.10)
50Q1** Level 1 negative-sequence instantaneous overcurrent
element (negative-sequence current above pickup
setting 50Q1P; see Figure 3.12) Testing, Control
50Q2** Level 2 negative-sequence instantaneous overcurrent
element (negative-sequence current above pickup
setting 50Q2P; see Figure 3.12)
50Q3** Level 3 negative-sequence instantaneous overcurrent
element (negative-sequence current above pickup
setting 50Q3P; see Figure 3.12)