Schweitzer Engineering SEL-351P - Page 428

9-22 Setting the SEL-351P Recloser Control Date Code 990430
SEL-351P Manual Técnico
Row Bit Definition
Primary
Application
4 50BC2 Level 2 BC-phase-to-phase instantaneous overcurrent
element (BC-phase-to-phase current above pickup
setting 50PP2P; see Figure 3.7)
50CA2 Level 2 CA-phase-to-phase instantaneous
overcurrent element (CA-phase-to-phase current
above pickup setting 50PP2P; see Figure 3.7)
50AB3 Level 3 AB-phase-to-phase instantaneous
overcurrent element (AB-phase-to-phase current
above pickup setting 50PP3P; see Figure 3.7)
50BC3 Level 3 BC-phase-to-phase instantaneous overcurrent
element (BC-phase-to-phase current above pickup
setting 50PP3P; see Figure 3.7)
50CA3 Level 3 CA-phase-to-phase instantaneous
overcurrent element (CA-phase-to-phase current
above pickup setting 50PP3P; see Figure 3.7)
50AB4 Level 4 AB-phase-to-phase instantaneous
overcurrent element (AB-phase-to-phase current
above pickup setting 50PP4P; see Figure 3.7)
50BC4 Level 4 BC-phase-to-phase instantaneous overcurrent
element (BC-phase-to-phase current above pickup
setting 50PP4P; see Figure 3.7)
50CA4 Level 4 CA-phase-to-phase instantaneous
overcurrent element (CA-phase-to-phase current
above pickup setting 50PP4P; see Figure 3.7)
5 50A 50A1 + 50A2 + 50A3 + 50A4 (see Figure 3.4)
50B 50B1 + 50B2 + 50B3 + 50B4 (see Figure 3.4)
50C 50C1 + 50C2 + 50C3 + 50C4 (see Figure 3.4)
51P1 Maximum phase current above pickup setting 51P1P
for phase time-overcurrent element 51P1T (see
Figure 3.14)
Testing, Control
51P1T Phase time-overcurrent element 51P1T timed out
(see Figure 3.14)
Tripping
51P1R Phase time-overcurrent element 51P1T reset (see
Figure 3.14)
Testing
51N1 Neutral ground current (channel IN) above pickup
setting 51N1P for neutral ground time-overcurrent
element 51N1T (see Figure 3.16)
Testing, Control
51N1T Neutral ground time-overcurrent element 51N1T
timed out (see Figure 3.16)
Tripping