SEL-701-1 Monitor
Date Code 20011009
SEL
OGIC®
Control Equations and Monitor Logic
Selected Monitor Logic Diagrams
B.46
Figure B.20
Reactive Power Elements Logic.
Figure B.21
Speed Switch Tripping Logic.
VARA
PVARAP
RUNNING
Relay
Word
Bits
VARAD
NVARAP
+Q
–P
+P
–Q
PVARTP
PVARAP
NVARAP
NVARTP
VARDLY
VART
PVARTP
VARTD
NVARTP
Measured
Reactive Power
0
0
Relay
Word
Bit
Settings
0
TRIP
ALARM
STARTING
SPEEDSW
SPDSTR
Relay
Word
Bits
Relay
Word
Bits
0 s
SPDSDLY
STARTING =
SPEEDSW =
Motor is Starting
Speed Switch Input
SPDSDLY =
SPDSTR =
Speed Switch Delay
Speed Switch Trip
Summary of Contents for SEL-701-1
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