2-16 Relay Element Settings
Date Code 20020206 SEL-300G Instruction Manual
Element Operating Characteristics
DWG: M300G212
Zone 2
Z1R
Z2R
MTA2
MTA1
Z1O
Z2O
VNOM
3
×
INOM
×
MXLD
W
Secondary
Acos (MPF)°
-Acos (MPF)°
Three-Phase Distance
Element Blocked
Zone 1
R
X
Figure 2.5 Distance Element Operating Characteristics
Z1P
Vab - Vca
Z1R
Z1O
Settings
+
_
0.1
×
In
Ia
Vab
+
_
Iab
Vab - Vbc
-Ib
Transformer
Compensation
Z1CMP
0°
-30°
Zone 1 AB
Mho Element
Enable
mAB1
mBC1
Logic Similar to mAB1
mCA1
Logic Similar to mAB1
Zone 2 Logic Similar to Zone 1
MTA1
DWG: M300G230
+30°
+
_
Figure 2.6: Zone 1 Mho Element Logic
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