Date Code 990430
Setting the SEL-351P Recloser Control
9-31
SEL
-
351P Manual Técnico
Row
Bit
Definition
Primary
Application
21
59S2
Channel VS instantaneous overvoltage element
(channel VS voltage above pickup setting 59S2P; see
Figure 3.23)
59VP
Phase voltage window element (selected phase
voltage [VP] between threshold settings 25VLO and
25VHI; see Figure 3.24)
Testing
59VS
Channel VS voltage window element (channel VS
voltage between threshold settings 25VLO and
25VHI; see Figure 3.24)
SF
Slip frequency between voltages VP and VS less
than setting 25SF (see Figure 3.24)
25A1
Synchronism check element (see Figure 3.25)
Control
25A2
Synchronism check element (see Figure 3.25)
3P27
27A1 * 27B1 * 27C1 (see Figure 3.21)
3P59
59A1 * 59B1 * 59C1 (see Figure 3.21)
22
81D1
Level 1 instantaneous frequency element (with
corresponding pickup setting 81D1P; see
Figure 3.28)
Testing
81D2
Level 2 instantaneous frequency element (with
corresponding pickup setting 81D2P; see
Figure 3.28)
81D3
Level 3 instantaneous frequency element (with
corresponding pickup setting 81D3P; see
Figure 3.28)
81D4
Level 4 instantaneous frequency element (with
corresponding pickup setting 81D4P; see
Figure 3.28)
81D5
Level 5 instantaneous frequency element (with
corresponding pickup setting 81D5P; see
Figure 3.28)
81D6
Level 6 instantaneous frequency element (with
corresponding pickup setting 81D6P; see
Figure 3.28)
27B81
Undervoltage element for frequency element
blocking (any phase voltage below pickup setting
27B81P; see Figure 3.27)
50L
Phase instantaneous overcurrent element for load
detection (maximum phase current above pickup
setting 50LP; see Figure 5.3)
Summary of Contents for SEL-351P
Page 6: ......
Page 92: ......
Page 96: ......
Page 154: ......
Page 156: ......
Page 222: ......
Page 258: ......
Page 262: ......
Page 324: ......
Page 368: ......
Page 406: ......
Page 482: ......
Page 534: ......
Page 539: ......
Page 549: ......
Page 551: ......
Page 587: ......
Page 597: ......
Page 601: ......
Page 603: ......
Page 609: ......
Page 621: ......
Page 635: ......
Page 649: ......
Page 665: ......
Page 671: ......