Schweitzer Engineering SEL-351P - Page 405

Date Code 990430 Setting the SEL-351P Recloser Control i
SEL-351P Manual Técnico
TABLE OF CONTENTS
SECTION 9: SETTING THE SEL-351P RECLOSER CONTROL............9-1
Introduction...................................................................................................................................9-1
Settings Changes via the Front Panel ...........................................................................................
9-2
Settings Changes via the Serial Port.............................................................................................
9-2
Time-Overcurrent Curves .............................................................................................................
9-4
Relay Word Bits (used in SEL
OGIC
®
Control Equations) ..........................................................9-19
Settings Explanations..................................................................................................................
9-43
Identifier Labels..................................................................................................................
9-43
Current Transformer Ratios................................................................................................
9-43
Line Settings .......................................................................................................................
9-43
Enable Settings....................................................................................................................
9-44
Other System Parameters....................................................................................................
9-44
Settings Sheets............................................................................................................................
9-44
TABLES
Table 9.1: Serial Port SET Commands.....................................................................................................9-1
Table 9.2: Set Command Editing Keystrokes...........................................................................................
9-2
Table 9.3: SEL-351P Recloser Control Relay Word Bits ......................................................................
9-19
Table 9.4: Relay Word Bit Definitions for SEL-351P Recloser Control...............................................
9-20
FIGURES
Figure 9.1: U.S. Moderately Inverse Curve: U1.......................................................................................9-5
Figure 9.2: U.S. Inverse Curve: U2 ..........................................................................................................
9-5
Figure 9.3: U.S. Very Inverse Curve: U3 .................................................................................................
9-5
Figure 9.4: U.S. Extremely Inverse Curve: U4.........................................................................................
9-5
Figure 9.5: U.S. Short-Time Inverse Curve: U5.......................................................................................
9-6
Figure 9.6: I.E.C. Class A Curve (Standard Inverse): C1.........................................................................
9-6
Figure 9.7: I.E.C. Class B Curve (Very Inverse): C2 ...............................................................................
9-6
Figure 9.8: I.E.C. Class C Curve (Extremely Inverse): C3.......................................................................
9-7
Figure 9.9: I.E.C. Long-Time Inverse Curve: C4 .....................................................................................
9-7
Figure 9.10: I.E.C. Short-Time Inverse Curve: C5...................................................................................
9-8
Figure 9.11: Recloser Control Response Curves A, C, N, and W.............................................................
9-9
Figure 9.12: Recloser Control Response Curves B, R, 2, and 3..............................................................
9-10
Figure 9.13: Recloser Control Response Curves D, 8PLUS, and 16.......................................................
9-11
Figure 9.14: Recloser Control Response Curves F, H, J, and 1 ..............................................................
9-12
Figure 9.15: Recloser Control Response Curves G, V, 6, and 13 ...........................................................
9-13
Figure 9.16: Recloser Control Response Curves E, P, and 18 ................................................................
9-14
Figure 9.17: Recloser Control Response Curves KG, Y, Z, and 5 ..........................................................
9-15
Figure 9.18: Recloser Control Response Curves KP, M, T, and 17........................................................
9-16
Figure 9.19: Recloser Control Response Curves 4, 9, 11, and 14...........................................................
9-17
Figure 9.20: Recloser Control Response Curves L, 7, 8, and 15.............................................................
9-18