ABB REG670 Commissioning Manual page 214

Section 13
Testing functionality by secondary injection
208
Table 23: Calculation modes
Mode
Set value:
A, B, C
Arone
PosSeq
AB
BC
CA
A
B
C
2. Adjust the injected current and voltage to the set values in % of IBase and VBase
(converted to secondary current and voltage). The angle between the injected
current and voltage shall be set equal to the set direction Angle1, angle for stage 1
(equal to 0° for low forward power protection and equal to 180° for reverse
Generator protection REG670 2.2 ANSI and Injection equipment REX060, REX061, REX062
Formula used for complex power calculation
* *
= × + × +
S V I V I
A A B B
EQUATION2055 V1 EN-US
*
= × - ×
S V I V I
AB A BC
EQUATION2056-ANSI V1 EN-US
*
= × ×
S 3 V I
PosSeq PosSeq
EQUATION2057-ANSI V1 EN-US
* *
= × -
S V ( I I )
AB A B
EQUATION2058-ANSI V1 EN-US
* *
= × -
S V ( I I )
BC B C
EQUATION2059-ANSI V1 EN-US
* *
= × -
S V ( I I )
CA C A
EQUATION2060-ANSI V1 EN-US
*
= × ×
S 3 V I
A A
EQUATION2061-ANSI V1 EN-US
*
= × ×
S 3 V I
B B
EQUATION2062-ANSI V1 EN-US
*
= × ×
S 3 V I
C C
EQUATION2063-ANSI V1 EN-US
1MRK 502 073-UUS A
*
×
V I
C C
(Equation 80)
*
C
(Equation 81)
(Equation 82)
(Equation 83)
(Equation 84)
(Equation 85)
(Equation 86)
(Equation 87)
(Equation 88)
Commissioning manual