GE D60 Instruction Manual page 237

Ur series line distance protection system
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5 SETTINGS
EXAMPLE USE OF SOURCES:
An example of the use of sources is shown in the diagram below. A relay could have the following hardware configuration:
INCREASING SLOT POSITION LETTER -->
CT/VT MODULE 1
CT/VT MODULE 2
CTs
VTs
This configuration could be used on a two-winding transformer, with one winding connected into a breaker-and-a-half sys-
tem. The following figure shows the arrangement of sources used to provide the functions required in this application, and
the CT/VT inputs that are used to provide the data.
Y LV
SRC 1
Phase CT
M1
Ground CT
M1
Phase VT
M5
Aux VT
None
GE Multilin
CT/VT MODULE 3
not applicable
Figure 5–26: EXAMPLE USE OF SOURCES
D HV
AUX
SRC 2
SRC 3
F1+F5
None
None
None
None
None
None
U1
D60 Line Distance Protection System
5.4 SYSTEM SETUP
5
5-103

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