The
FLS_START
output is TRUE if any of the condition is true.
•
FLS_TRG_SNW1
is active.
•
FLS_TRG_SNW2
is active.
•
FLS_TRG_SNW3
is active.
•
FLS_TRG_SNW4
is active.
If the above conditions are not true, the
FLS_START
output is FALSE.
If the slow load start for power sources is active, the
SLS_START
output is TRUE else
the
SLS_START
output is FALSE.
The
LS_START
output is TRUE if any of the condition is satisfied.
•
If the
FLS_START
output is TRUE
•
If the
SLS_START
output is TRUE
•
If
EXTD_TRG_SNW1
is active or
EXTD_TRG_SNW2
is active or
EXTD_TRG_SNW3
is active or
EXTD_TRG_SNW4
is active
If the above conditions are not true, the
LS_START
output is FALSE.
If
LS_OPR_STS
z
is fast load-shed,
FLS_OPERATE
output is TRUE.
If
LS_OPR_STS
z
is slow load-shed,
SLS_OPERATE
output is TRUE.
If
LS_OPR_STS
z
is fast load-shed or slow load-shed or manual load-shed or
extended load-shed,
LS_OPERATE
output is TRUE.
The
B_SET_CHANGE
output indicates the change in the
Block override
setting from
one value to another value by the operator. The
B_SET_CHANGE
output is TRUE for
500 ms from the time of change. After 500 ms has elapsed, the
B_SET_CHANGE
output is FALSE.
7.8.4.9
Load busbar command
This module calculates the load-shedding operation information for the sheddable
loads of each busbar. Based on the load-shedding priority calculated for the
subnetwork, the load-shedding operation is activated for sheddable loads in the
corresponding busbar of the subnetwork.
If the set priority of the sheddable load is less than or equal to the load-shedding
priority, the load-shedding operation for the corresponding sheddable load is
activated.
The load-shedding operation command for different busbars is provided by the
LS_OPR_BB1
,
LS_OPR_BB2
,
LS_OPR_BB3
,
LS_OPR_BB4
,
LS_OPR_BB5
and
LS_OPR_BB6
outputs.
Section 7
1MRS757256 F
Power management functions
294
PML630/Compact Load-Shedding Solution
Technical Manual
Summary of Contents for Relion 630 Series
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