ABB REG670 Applications Manual page 453

1MRK 502 071-UEN -
Generator protection REG670 2.2 IEC and Injection equipment REX060, REX061, REX062
Application manual
Table 48: Available selection for current quantity within CVGAPC function
Set value for parameter
"CurrentInput"
phase1
1
2 phase2
phase3
3
PosSeq
4
NegSeq
5
3 · ZeroSeq
6
MaxPh
7
MinPh
8
UnbalancePh
9
phase1 - phase2
10
phase2 - phase3
11
12 phase3 - phase1
MaxPh-Ph
13
MinPh-Ph
14
UnbalancePh-Ph
15
The user can select, by a setting parameter VoltageInput, to measure one of the
following voltage quantities shown in table 49.
Table 49: Available selection for voltage quantity within CVGAPC function
Set value for parameter
"VoltageInput"
phase1
1
phase2
2
phase3
3
Table continues on next page
Multipurpose protection
Comment
CVGAPC function will measure the phase L1 current phasor
CVGAPC function will measure the phase L2 current phasor
CVGAPC function will measure the phase L3 current phasor
CVGAPC function will measure internally calculated positive
sequence current phasor
CVGAPC function will measure internally calculated negative
sequence current phasor
CVGAPC function will measure internally calculated zero
sequence current phasor multiplied by factor 3
CVGAPC function will measure current phasor of the phase with
maximum magnitude
CVGAPC function will measure current phasor of the phase with
minimum magnitude
CVGAPC function will measure magnitude of unbalance
current, which is internally calculated as the algebraic
magnitude difference between the current phasor of the phase
with maximum magnitude and current phasor of the phase with
minimum magnitude. Phase angle will be set to 0° all the time
CVGAPC function will measure the current phasor internally
calculated as the vector difference between the phase L1
current phasor and phase L2 current phasor (IL1-IL2)
CVGAPC function will measure the current phasor internally
calculated as the vector difference between the phase L2
current phasor and phase L3 current phasor (IL2-IL3)
CVGAPC function will measure the current phasor internally
calculated as the vector difference between the phase L3
current phasor and phase L1 current phasor ( IL3-IL1)
CVGAPC function will measure ph-ph current phasor with the
maximum magnitude
CVGAPC function will measure ph-ph current phasor with the
minimum magnitude
CVGAPC function will measure magnitude of unbalance
current, which is internally calculated as the algebraic
magnitude difference between the ph-ph current phasor with
maximum magnitude and ph-ph current phasor with minimum
magnitude. Phase angle will be set to 0° all the time
Comment
CVGAPC function will measure the phase L1 voltage phasor
CVGAPC function will measure the phase L2 voltage phasor
CVGAPC function will measure the phase L3 voltage phasor
Section 12
447