Field Parameters
Field Parameters of the Transformer
Transformer
Device Planning Parameters of the Transformer
Parameter Description Options Default Menu path
Mode Mode selects, if power transformer is
used in protection-zone. Note! For
linediff application, setting for local
and remote device must be equal.
do not use,
use
do not use [Device planning]
Global Protection Parameters of the Transformer
Parameter Description Setting range Default Menu path
SN Rated Power of the Transformer in MVA 0.001 -
2000.000MVA
11MVA [Field Para
/Transformer]
Rated Voltage
(W1)
Transformer rated voltage (phase to phase)
at current measuring input W1 (slot X3).
60 - 500000V 10500V [Field Para
/Transformer]
Rated Voltage
(W2)
Transformer rated voltage (phase to phase)
at current measuring input W2 (slot X4).
60 - 500000V 10000V [Field Para
/Transformer]
W1
Connection/Gro
unding
Note: The zero current will be removed in
order to prevent faulty tripping of the
differential protection. If a star point is
connected to ground according to the
winding connection, the zero current
(symmetrical components) will be removed.
Y,
D,
Z,
YN,
ZN
D [Field Para
/Transformer]
W2
Connection/Gro
unding
Note: The zero current will be removed in
order to prevent faulty tripping of the
differential protection. If a star point is
connected to ground according to the
winding connection, the zero current
(symmetrical components) will be removed.
y,
d,
z,
yn,
zn
yn [Field Para
/Transformer]
Phase Shift Phase Shift between W1 side and W2 side.
The phase shift angle is a factor (1, 2, 3,...,
11) multiplied with 30 degrees.
0 - 11 1 [Field Para
/Transformer]
495 MCDGV4 DOK-HB-MCDGV4-2E
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