Table 600:
78 Non group settings (Basic)
Parameter
Values (Range)
Unit
Step
Default
Description
Operation
1=enable
5=disable
1=enable
Operation Disable / Enable
Table 601:
78 Non group settings (Advanced)
Parameter
Values (Range)
Unit
Step
Default
Description
Min Ps Seq current
0.01...10.00
xIn
0.01
0.10
Minimum positive sequence current for
operation
Max Ng Seq current
0.01...10.00
xIn
0.01
0.20
Maximum negative sequence current for
operation
Breaker open time
0...300
ms
1
30
Opening time of the breaker
Disable time
20...60000
ms
10
5000
Additional time function is disabled after
removal of DISABLE input
Reset time
20...60000
ms
10
5000
Time to reset OOS condition and counters
Time to reset OOS
condition and counters
0=No
1=Yes
0=No
Rotate voltage signals by 180 degrees
4.7.1.8
Monitored data
Table 602:
78 Monitored data
Name
Type
Values (Range)
Unit
Description
Z1_AMPL
FLOAT32
0.00...99999.00
ohm
Positive sequence impedance
amplitude
Z1_ANGLE
FLOAT32
-180...180
deg
Positive sequence impedance
phase angle
78
Enum
1=Enabled
2=blocked
3=test
4=test/blocked
5=Disabled
Status
4.7.1.9
Technical data
Table 603:
78 Technical data
Characteristic
Value
Impedance reach
Depending on the frequency of the measured
current and voltage: f
n
±2 Hz
±3.0% of the reach value or ±0.2% of V
n
/(√3 × I
n
)
Reset time
±1.0% of the set value or ±40 ms
Trip time accuracy
±1.0% of the set value or ±20 ms
Suppression of harmonics
DFT: -50 dB at f = n × f
n
, where n = 2, 3, 4, 5...
1MAC059074-MB A
Section 4
Protection functions
615 series ANSI
695
Technical Manual
Содержание Relion 615 series
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