3.66
SEL-400 Series Relays Instruction Manual Date Code 20171006
Basic Relay Operations
Operating the Relay Inputs and Outputs
Step 7. Test the connection and programming.
a. Use the appropriate interface hardware to connect the fan control
start circuit to OUT105.
b. At the relay front-panel
MAIN MENU, select LOCAL CONTROL and
press the ENT pushbutton as shown in Figure 3.60(a).
c. Select
5 MVA XFMR Fans on the LOCAL CONTROL screen as shown
in Figure 3.60(b).
d. Press ENT to see the
5 MVA XFMR Fans as shown in Figure 3.60(c).
e. Highlight
1 ON and press ENT.
The graphical local control handle moves to the 1 position. At
this time, the transformer fans will begin running.
=>>SET O OUT105 <Enter>
Output
Main Board
OUT105 :== NA
? LB03 <Enter>
OUT106 := NA
? END <Enter>
Output
Main Board
OUT101 := T3P1 #BREAKER 1 TRIP
OUT102 := T3P1 #EXTRA BREAKER 1 TRIP
OUT103 := BK1CL #BREAKER 1 CLOSE
OUT104 := NA
OUT105 := LB03
OUT106 := NA
OUT107 := NA
OUT108 := NOT (HALARM OR SALARM)
Save settings (Y,N) ? Y <Enter>
Saving Settings, Please Wait...........
Settings Saved
=>>
Figure 3.59 Setting Control Output OUT105 in the Terminal
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