Date Code 20010625
Installation
2-15
SEL-311L Instruction Manual
1.
Voltage Channel VS does not need to be connected. It is used only in voltage and synchronism check
elements and voltage metering.
2.
In this example, current Channel IP provides current polarization for a directional element used to control
ground elements.
Figure 2.12: SEL-311L Relay Provides Line Current Differential, Backup Distance and
Overcurrent Protection, and Reclosing for a Transmission Line
(Current
-
Polarization Source Connected to Channel IP; Setting APP= 311L)
Summary of Contents for SEL-311L
Page 6: ......
Page 8: ......
Page 26: ......
Page 54: ......
Page 144: ......
Page 216: ......
Page 252: ......
Page 302: ......
Page 338: ......
Page 480: ......
Page 484: ......
Page 486: ......
Page 502: ......
Page 532: ...12 28 Standard Event Reports and SER Date Code 20010625 SEL 311L Instruction Manual 4 ...
Page 552: ......
Page 554: ......
Page 574: ......
Page 576: ......
Page 596: ......
Page 602: ......
Page 628: ......
Page 656: ......
Page 662: ......
Page 664: ......
Page 688: ......
Page 700: ......
Page 716: ......
Page 722: ......
Page 734: ......