4.6.1.7
Settings
Table 590:
81 Group settings (Basic)
Parameter
Values (Range)
Unit
Step
Default
Description
Trip mode
1=Freq<
2=Freq>
3=df/dt
4=Freq< + df/dt
5=Freq> + df/dt
6=Freq< OR df/dt
7=Freq> OR df/dt
1=Freq<
Frequency protection trip mode selection
Pickup value Freq>
0.9000...1.2000
xFn
0.0001
1.0500
Frequency pickup value overfrequency
Pickup value Freq<
0.8000...1.1000
xFn
0.0001
0.9500
Frequency pickup value underfrequency
Pickup value df/dt
-0.2000...0.2000
xFn /s
0.0025
0.0100
Frequency pickup value rate of change
Trip Tm Freq
80...200000
ms
10
200
Trip delay time for frequency
Trip Tm df/dt
120...200000
ms
10
400
Trip delay time for frequency rate of change
Table 591:
81 Non group settings (Basic)
Parameter
Values (Range)
Unit
Step
Default
Description
Operation
1=enable
5=disable
1=enable
Operation Disable / Enable
Table 592:
81 Non group settings (Advanced)
Parameter
Values (Range)
Unit
Step
Default
Description
Reset delay Tm Freq
0...60000
ms
1
0
Reset delay time for frequency
Reset delay Tm df/dt
0...60000
ms
1
0
Reset delay time for rate of change
4.6.1.8
Monitored data
Table 593:
81 Monitored data
Name
Type
Values (Range)
Unit
Description
PICKUP_DUR
FLOAT32
0.00...100.00
%
Pickup duration
ST_DUR_OFRQ
FLOAT32
0.00...100.00
%
Pickup duration
ST_DUR_UFRQ
FLOAT32
0.00...100.00
%
Pickup duration
ST_DUR_FRG
FLOAT32
0.00...100.00
%
Pickup duration
81
Enum
1=Enabled
2=blocked
3=test
4=test/blocked
5=Disabled
Status
Section 4
1MAC059074-MB A
Protection functions
684
615 series ANSI
Technical Manual
Summary of Contents for Relion 615 series
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