CPS SCA60KTL-DO/US-480 - Page 103

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Table 6-7 LVRT and HVRT Parameters (IEEE5147, Rule21, and ISO-NE)
Grid Frequency Protection Setting Range
Parameter
Name
Description
IEEE1547 Rule21 ISO-NE
Min Default Max Min
Default
Max Min Default Max
LVRTModeSett
ing
0: Disable
1: Enable,
no reactive
power
output
2:
Enable, reactive power
output
0 0 2 0 2 2 0 2 2
LVRTTripVolt
Threshold value of LOW
voltage trip
70 80 100 70 88 100 70 88 100
LVRTPstReacti
ve1
The factor LVRT Positive
Reactive Current
0 150 300 0 150 300 0 150 300
LVRTNegReact
ive1
The factor LVRT Negative
Reactive Current
0 200 300 0 200 300 0 200 300
HVRTModeSet
ting
0: Disable
1: Enable,
no reactive power
output
2:
Enable, reactive power
output
0 0 2 0 2 2 0 1 2
HVRTTripVolt
Threshold value of HIGH
voltage trip
100 110 135 100 110 135 100 110 135