Date Code 20011009
SEL-701-1 Monitor
SEL
OGIC®
Control Equations and Monitor Logic
Selected Monitor Logic Diagrams
B.41
Figure B.15
Overvoltage Element Logic.
59P1
59P1P
|VP|
59P1
59P1P
59P2
|VPP|
Relay
Word
Bits
59P2
59P2P
59P2P
*When DELTA_Y = D, VG is not calculated and phase-to-phase measurements are used.
Settings
When DELTA_Y = D:
59G
59GP
|VG|
Voltage
Magnitude
Calculations
+
*VG
VC
VB
VA
|VP|
(Maximum Phase Voltage Magnitude)
|VPP|
(Maximum Phase-to-Phase Voltage Magnitude)
|VG|
(Residual Voltage Magnitude)
When DELTA_Y = Y, SINGLEV=N:
Summary of Contents for SEL-701-1
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