7-38 Inputs, Outputs, Timers, and Other Control Logic Date Code 20001006
SEL-351 Instruction Manual
Figure 7.30: Logic Flow for Example Output Contact Operation - Extra I/O Board
(Model 0351x1 and 0351xY)
ROTATING DEFAULT DISPLAY
The rotating default display on the relay front-panel replaces indicating panel lights. Traditional
indicating panel lights are turned on and off by circuit breaker auxiliary contacts, front-panel
switches, SCADA contacts, etc. They indicate such conditions as:
circuit breaker open/closed
reclosing relay enabled/disabled
Courtesy of NationalSwitchgear.com
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