CPS SCA36KTL-DO/US-480 - Page 96

90
Table 6-3 Protection Parameters (IEEE1547-2018, Rule21 and ISO-NE ) Cont'd
Grid Recovery
Setting Range
Parameter
name
Description
IEEE1547-2018
Rule21
ISO-NE
Min
Default
Max
Min
Default
Max
Min
Default
Max
VoltMax(%)
Recovery Max
threshold of grid
voltage protection
80
105
135
80
108
135
80
108
135
VoltMin(%)
Recovery Min
threshold of grid
voltage protection
20
91.7
100
20
90
100
20
90
100
VolRecoveryT
(S)
Recovery time of
grid voltage
protection
0
300
655
0
300
655
0
300
655
FrqMax (Hz)
Recovery Max
threshold of grid
Frequency
protection
54
60.10
66
54
60.4
66
54
61
66
FrqMin (Hz)
Recovery Min
threshold of grid
Frequency
protection
48
59.5
60
48
58.6
60
48
58.8
60
FrqRecoveryT
(S)
Recovery time of
grid frequency
protection
0
300
655
0
300
655
0
300
655
Voltage Moving Average
VoltMax(%)
The Max grid
voltage of moving
average filter
100
110
135
100
110
135
100
110
135
MaxTripT(s)
The trip time of the
Max grid voltage
of moving average
filter
0
600
655
0
600
655
0
600
655
VoltMin(%)
The Min grid
voltage of moving
average filter
80
88
100
80
87.99
100
80
88
100
MinTripT(s)
trip time of Min grid
voltage of moving
average filter
0
600
655
0
600
655
0
600
655