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advantages of 67YN includes versatile applicability, good selectivity, good sensitivity
and easy setting principles.
One instance (stage) of 67YN function is available.
4.2.8.6
Signals
Table 415:
67YN Input signals
Name
Type
Default
Description
IG
SIGNAL
0
Residual current
VG
SIGNAL
0
Residual voltage
BLOCK
BOOLEAN
0=False
Block signal for activating the blocking mode
RELEASE
BOOLEAN
0=False
External trigger to release neutral admittance protection
RESET
BOOLEAN
0=False
External trigger to reset direction calculatio
Table 416:
67YN Output signals
Name
Type
Description
TRIP
BOOLEAN
Trip
PICKUP
BOOLEAN
Pickup
BLK_EF
BOOLEAN
Block signal for EF to indicate opposite direction peaks
INTR_EF
BOOLEAN
Intermittent ground-fault indication
PEAK_IND
BOOLEAN
Current transient detection indication
4.2.8.7
Settings
Table 417:
67YN Group settings (Basic)
Parameter
Values (Range)
Unit
Step
Default
Description
Directional mode
2=Forward
3=Reverse
2=Forward
Directional mode
Voltage pickup value
0.01...1.00
xUn
0.01
0.10
Voltage pickup value
Trip delay time
60...1200000
ms
10
500
Trip delay time
Table 418:
67YN Group settings (Advanced)
Parameter
Values (Range)
Unit
Step
Default
Description
Operating quantity
1=Adaptive
2=Amplitude
1=Adaptive
Operating quantity selection
Min trip current
0.005...5.000
xIn
0.001
0.010
Minimum alarm current
Characteristic tilt angle
2.0...20.0
deg
0.1
5.0
Characteristic tilt angle
Section 4
1MAC059074-MB A
Protection functions
458
615 series ANSI
Technical Manual
Содержание Relion 615 series
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