Figure 55. The
Setup>Protection>Hot Line Tag>Voltage and Frequency>Voltage Trip
screen.
Open-Source Sectionalizing (Positive Sequence)
Specify the
Yes
,
No
(default),
IntelliTeam SG
, or
Loops Only
option. The
IntelliTeam
SG
setting causes this element to be active only when the IntelliTeam SG system is in
the
Ready
state.
Open-Source Voltage Threshold
This is the percentage of system voltage below which a
Trip
operation will occur.
(Range: 5-100; Step: 1; Default: 20)
Open-Source Current Restraint Threshold
This is the current (in primary amperes) above which a
Trip
operation is prevented.
(Range: 0-16,000; Step: 1; Default: 10) The stated maximum is for 15-kV IntelliRupter fault
interrupters; 27-kV and 38-kV models are limited to 12,500 amps maximum.
Voltage Trip Section
The
Hot Line Tag
profile has settings for multiple
Voltage Trip
elements. See Figure 55.
S&C Instruction Sheet 766-530 93
Protection Setup