CPS SCA50KTL-DO/US-480 - LVRT;HVRT Parameters Setup

84
Table 4-3 Protection Parameters (IEEE1547 and Rule21) cont'd
Grid Recovery
IEEE1547
Rule21
Parameter name
Description
Setting Range
(Min, Default, Max)
Setting Range
(Min, Default, Max)
VolMax (V)
Recovery Max threshold
of grid voltage protection
{80.00%, 107.92%,
135.00%}
{80.00%, 107.99%,
135.00%}
VolMin (V)
Recovery Min threshold of
grid voltage protection
{20.00%, 90.08%,
100.00%}
{20.00%, 90.00%,
100.00%}
VolRecoveryT(S)
Recovery time of grid
voltage protection
{0, 300, 655}
{0, 300, 655}
FrqMax (Hz)
Recovery Max threshold
of grid Frequency
protection
{54, 60.3, 66}
{54, 60.4, 65}
FrqMin (Hz)
Recovery Min threshold of
grid Frequency protection
{54, 59.8, 60}
{48, 58.6, 60}
FrqRecoveryT (S)
Recovery time of grid
frequency protection
{0, 300, 655}
{0, 300, 655}
Grid Voltage Balance
IEEE1547
Rule21
Parameter name
Description
Setting Range
(Min, Default, Max)
Setting Range
(Min, Default, Max)
GridVolBalance
Threshold value of grid
voltage imbalance
(0.01%,10%,10%)
(0.01%,10%,10%)