Figure 106: Basic Time Stepped Distance Scheme - GE MiCOM P40 Technical Manual

Chapter 9 - Non-Aided Schemes
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Figure 106: Basic time stepped distance scheme

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Zone 3
Zone 2
Relay A
Z1
TZ1
ZP
TZP
Z2
TZ2
Z3
TZ3
Z4
TZ4
Note: All timers can be set instantaneous
Zone 1
B
Z
Z
Zone 1
Zone 2
Typical application
Relay B
Trip A Trip B
1 1
P446SV
Zone 3
Z1
TZ1
ZP
TZP
Z2
TZ2
Z3
TZ3
Z4
TZ4
P446SV-TM-EN-1