Omicron CT SB2 User Manual page 102

CT Analyzer User Manual
Specific parameters and settings displayed for IEC 61869-2 protection CTs
The following parameters are only displayed in the CT-Object card if the standard IEC 61869-2 is
selected with the type "Protection CT".
Table 8-8: Parameters and settings for IEC 61869-2 protection CTs
Param. Description
ALF Accuracy limiting factor acc. to IEC 61869-2.
Possible values: Integer value from 1 to 300 or soft
1
keys ? , 5, 10, 15, 20 or 30.
Default: ?.
Rct Specified secondary winding resistance.
Possible values: 0 to 3000 ohms or soft key ?
Default: ?
Ts Specified secondary time constant.
Possible values: 0.000 to 100.0s or soft key ?
Default: 100s.
Kx Dimensioning factor acc. to IEC 61869-2.
Possible values: 1 to 300 or soft key ?
Default: ?.
Ek Rated knee point e.m.f.
Possible values: 0 to 40000V or soft key ?
Default: ?.
E1 User-defined e.m.f. to verify the excitation current
at this specific e.m.f.
Possible values: 0.1 to 40000V or soft key ?
Default: ?.
Ie Accuracy limiting current acc. to IEC 61869-2.
Possible values: 0.03mA to 30000mA or
1
soft key ?
Default: ?.
Ie1 Maximum allowed excitation current at E
Possible values: 0.03mA to 30000mA or soft key
3
? .
Default: ?.
100
.
Available for IEC 61869-2 protection
CTs, class
protection
...P ...PR PX
x x
1
x
.
1
x
.
1
.
1
.
2
.
.
1
transient
protection
PXR TPX TPY TPZ
x x x x
x
x x
x x
x x
x x
x x
OMICRON
x