CPS SCA36KTL-DO/US-480 - Page 100

93
Table 6-4 LVRT Parameters (IEEE1547-2018, Rule21 and ISO-NE )
LVRT
Setting Range
Parameter
Name
Description
IEEE1547-2018
Rule21
ISO-NE
Min
Default
Max
Min
Default
Max
Min
Default
Max
LVRTVolt (1,2)
(%)
Threshold value
of Low voltage
ride through (1
st
& 2
nd
point)
0
0
0
0
100
100
0
0
0
0
100
100
0
0
0
0
100
100
LVRTTime (1,2)
(s)
Time of Level
Low voltage ride
through (1
st
& 2
nd
point)
0
0
0
1
655
655
0
0
0
1.2
655
655
0
0
0
0.16
655
655
LVRTVolt (3,4)
(%)
Threshold value
of Low voltage
ride through (3
rd
& 4
th
point)
0
0
50
50
100
100
0
0
50
50
100
100
0
0
30
45
100
100
LVRTTime (3,4)
(s)
Time of Level
Low voltage ride
through (3
rd
& 4
th
point)
0
0
1
10
655
655
0
0
1.2
10.5
655
655
0
0
0.16
0.21
655
655
LVRTVolt (5,6)
(%)
Threshold value
of Low voltage
ride through (5
th
& 6
th
point)
0
0
70
70
100
100
0
0
70
70
100
100
0
0
45
65
100
100
LVRTTime (5,6)
(s)
Time of Level
Low voltage ride
through (5
th
& 6
th
point)
0
0
10
20
655
655
0
0
10.5
20.5
655
655
0
0
0.37
0.37
655
655
LVRTVolt (7,8)
(%)
Threshold value
of Low voltage
ride through (7
th
& 8
th
point)
0
0
88
88
100
100
0
0
88
88
100
100
0
0
65
88
100
100
LVRTTime (7,8)
(s)
Time of Level
Low voltage ride
through (7
th
& 8
th
point)
0
0
20
20
655
655
0
0
20.5
20.5
655
655
0
0
3.05
3.25
655
655