Date Code 20010719
701 Motor Protection Relay
SEL
OGIC®
Control Equations & Relay Logic
Selected Relay Logic Diagrams
B.41
Figure B.19
Load-Loss Logic; Voltage Option Included.
LLTDLY =
LLSDLY =
LLADLY =
LLTPU =
LLAPU =
Load Loss Trip Delay Setting
Load Loss Start Delay Setting
Load Loss Alarm Delay Setting
Load LossTrip Pickup Setting
Load Loss Alarm Pickup Setting
STARTING =
RUNNING =
LOSSTRIP =
LOSSALRM =
P3 =
Motor is Starting
Motor is Running
Load Loss Trip
Load Loss Alarm
Three-Phase Power
STARTING
RUNNING
LLAPU
OFF
Rising
Edge Detect
Load Loss
Trip Delay Timer
Relay
Word
Bits
LOSSTRIP
LOSSALRM
LLTPU
LLAPU
Load Loss
Start Delay Timer
Relay
Word
Bits
0
LLTDLY
LLSDLY
0
P3
Load Loss
Alarm Delay Timer
LLADLY
0
P3
Содержание SEL-701
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