Pole Dead Logic; Figure 128: Pole Dead Logic - P642 - GE P642 Technical Manual

P64x
6.2

POLE DEAD LOGIC

IA
Hardcoded threshold
VAB
Hardcoded threshold
VCA
Hardcoded threshold
IB
Hardcoded threshold
VAB
Hardcoded threshold
VCA
Hardcoded threshold
IC
Hardcoded threshold
VBC
Hardcoded threshold
VCA
Hardcoded threshold
VTS Slow Block
CB1 Closed
3 Ph CB Open
Terminal
Selection
P642: 01
Terminal
Selection
P642: 10
V01228

Figure 128: Pole Dead logic - P642

P64x-TM-EN-1.3
&
&
&
HV
CB1 Closed & 3 Ph CB Open
LV
&
CB2 Closed 3 Ph CB Open
Chapter 13 - Monitoring and Control
& 1
& 1
& 1
1
&
Pole Dead A
Pole Dead B
Pole Dead C
Any Pole Dead
All Poles Dead
279