7SR220 Settings Guide
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Description Range Default
Gn 79 E/F Deadtime 2
Time period between the fault being cleared and the close
pulse being issued
0, 0.1 ... 14300, 14400 5 s
Gn 79 E/F Prot'n Trip 3
Selects whether the third earth fault trip is Instantaneous (Fast)
or Delayed. When set to Delayed all E/F Inst Trips will be
Inhibited for this shot.
Inst, Delayed Delayed
Gn 79 E/F Deadtime 3
Time period between the fault being cleared and the close
pulse being issued
0, 0.1 ... 14300, 14400 5 s
Gn 79 E/F Prot'n Trip 4
Selects whether the fourth earth fault trip is Instantaneous
(Fast) or Delayed. When set to Delayed all E/F Inst Trips will
be Inhibited for this shot.
Inst, Delayed Delayed
Gn 79 E/F Deadtime 4
Time period between the fault being cleared and the close
pulse being issued
0, 0.1 ... 14300, 14400 5 s
Gn 79 E/F Prot'n Trip 5
Selects whether the fifth earth fault trip is Instantaneous (Fast)
or Delayed. When set to Delayed all E/F Inst Trips will be
Inhibited for this shot.
Inst, Delayed Delayed
Gn 79 E/F HS Trips To Lockout
Selects how many High Set trips are allowed before going to
Lockout
1, 2, 3, 4, 5 5
Gn 79 E/F Delayed Trips To Lockout
Selects how many Delayed trips are allowed before going to
Lockout
1, 2, 3, 4, 5 5
3.11.2.3. SEF Shots
Description Range Default
Gn 79 SEF Prot'n Trip 1
Selects whether the first sensitive earth fault trip is
Instantaneous or Delayed. When set to Delayed all SEF Inst
Trips will be Inhibited for this shot.
Inst, Delayed Inst
Gn 79 SEF Deadtime 1
Time period between the fault being cleared and the close
pulse being issued
0, 0.1 ... 14300, 14400 5 s
Gn 79 SEF Prot'n Trip 2
Selects whether the second sensitive earth fault trip is
Instantaneous or Delayed. When set to Delayed all SEF Inst
Trips will be Inhibited for this shot.
Inst, Delayed Inst
Gn 79 SEF Deadtime 2
Time period between the fault being cleared and the close
pulse being issued
0, 0.1 ... 14300, 14400 5 s
Gn 79 SEF Prot'n Trip 3
Selects whether the third sensitive earth fault trip is
Instantaneous or Delayed. When set to Delayed all SEF Inst
Trips will be Inhibited for this shot.
Inst, Delayed Delayed
Gn 79 SEF Deadtime 3
Time period between the fault being cleared and the close
pulse being issued
0, 0.1 ... 14300, 14400 5 s
Gn 79 SEF Prot'n Trip 4
Selects whether the fourth sensitive earth fault trip is
Instantaneous or Delayed. When set to Delayed all SEF Inst
Trips will be Inhibited for this shot.
Inst, Delayed Delayed
Gn 79 SEF Deadtime 4
Time period between the fault being cleared and the close
pulse being issued
0, 0.1 ... 14300, 14400 5 s
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