Set value
Mode
Formula used for complex power calculation
BC
*
*
(
)
BC
B
C
S V
I
I
=
×
-
EQUATION2059-ANSI V1 EN-US
(Equation 457)
CA
*
*
(
)
CA
C
A
S V
I
I
=
×
-
EQUATION2060-ANSI V1 EN-US
(Equation 458)
A
*
3
A
A
S
V
I
= ×
×
EQUATION2061-ANSI V1 EN-US
(Equation 459)
B
*
3
B
B
S
V
I
= ×
×
EQUATION2062-ANSI V1 EN-US
(Equation 460)
C
*
3
C
C
S
V
I
= ×
×
EQUATION2063-ANSI V1 EN-US
(Equation 461)
The function has two stages that can be set independently.
With the parameter
OpMode1(2)
the function can be set
Enabled
/
Disabled
.
The function gives trip if the power component in the direction defined by the setting
Angle1(2)
is smaller than the set pick up power value
Power1(2)
Section 9
1MRK 504 163-UUS A
Current protection
582
Transformer protection RET670 2.2 ANSI
Application manual
Содержание RELION RET670
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