GE G60 Instruction Manual page 323

Ur series generator protection system
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5 SETTINGS
Figure 5–67: NON-DIRECTIONAL MHO DISTANCE CHARACTERISTIC
Figure 5–68: MHO DISTANCE CHARACTERISTIC SAMPLE SHAPES
PHS DIST Z1 XFMR VOL CONNECTION: The phase distance elements can be applied to look through a three-phase
delta-wye or wye-delta power transformer. In addition, VTs and CTs could be located independently from one another
at different windings of the transformer. If the potential source is located at the correct side of the transformer, this set-
ting shall be set to "None".
GE Multilin
X
REV REACH
RCA
X
o
RCA
= 80
o
COMP LIMIT
= 90
o
DIR RCA
= 80
DIR COMP LIMIT = 90
o
R
X
o
RCA
= 90
o
COMP LIMIT
= 90
o
DIR RCA
= 45
DIR COMP LIMIT = 90
o
R
G60 Generator Protection System
5.6 GROUPED ELEMENTS
COMP LIMIT
RCA
R
837802A1.CDR
X
RCA
COMP LIMIT
DIR RCA
DIR COMP LIMIT = 60
X
RCA
COMP LIMIT
DIR RCA
DIR COMP LIMIT = 60
o
= 80
o
= 90
o
= 80
o
R
o
= 80
o
= 60
o
= 80
o
R
837722A1.CDR
5-163
5

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