4.2.2.14 Technical revision history
Table 368: 67/50N Technical revision history
Technical revision
Change
B Maximum value changed to 180 deg for the
Max
forward angle
setting
C Added a setting parameter for the "Measured IG" or
"Calculated I0" selection and setting parameter for
the "Measured VG", "Calculated V0" or "Neg. seq.
volt." selection for polarization.
Trip delay time
and
Minimum trip time
changed from 60 ms to 40 ms. The
sector default setting values are changed from 88
degrees to 80 degrees.
D
Step value changed from 0.05 to 0.01 for the
Time
multiplier
setting.
E Unit added to calculated operating current output
(I_OPER).
F Added setting
Pol quantity
.
Table 369: 67/51N Technical revision history
Technical revision Change
B Maximum value changed to 180 deg for the
Max
forward angle
setting.
Pickup value
step changed to 0.005
C
Added a setting parameter for the "Measured IG" or
"Calculated I0" selection and setting parameter for
the "Measured VG", "Calculated V0" or "Neg. seq.
volt." selection for polarization. The sector default
setting values are changed from 88 degrees to 80
degrees.
D
Step value changed from 0.05 to 0.01 for the
Time
multiplier
setting.
E Unit added to calculated operating current output
(I_OPER).
F Added setting
Pol quantity
. Minimum value for
Trip
delay time
and
Minimum trip time
changed from “60
ms” to “50 ms”. Default value for
Trip delay time
and
Minimum trip time
changed from “60 ms” to “50 ms”.
4.2.3 Transient/intermittent ground-fault protection 67NIEF
4.2.3.1 Identification
Function description
IEC 61850
identification
IEC 60617
identification
ANSI/IEEE C37.2
device number
Transient/intermittent ground-fault
protection
INTRPTEF Io> -> IEF 67NIEF
Section 4 1MAC059074-MB A
Protection functions
360 615 series ANSI
Technical Manual
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