ABB REF615 G - Page 327

Operaon mode
Yo Bo Go
Im(Y
o)
Sengs:
•Circle conductance
•Circle susceptance
•Circle radius
Im(Y
o)
Sengs:
•Susceptance forward
•Susceptance reverse
•Susceptance lt Ang
Re(Y
o)
Sengs:
•Conductance forward
•Conductance reverse
•Conductance lt Ang
Re(Y
o)
Im(Y
o)
Re(Y
o)
Not applicable in
high resistance earthed
or compensated
systems!
Not applicable in
unearthed systems!
Operaon mode
Yo,Go Yo,Bo Go,Bo Yo,Go,Bo
Sengs:
•Circle conductance
•Circle susceptance
•Circle radius
•Conductance forward
•Conductance reverse
•Conductance lt Ang
Im(Y
o)
Im(Yo)
Sengs:
•Circle conductance
•Circle susceptance
•Circle radius
•Susceptance forward
•Susceptance reverse
•Susceptance lt Ang
Re(Yo)
Im(Yo)
Sengs:
•Conductance forward
•Conductance reverse
•Conductance lt Ang
•Susceptance forward
•Susceptance reverse
•Susceptance lt Ang
Re(Yo)
Im(Yo)
Sengs:
•Circle conductance
•Circle susceptance
•Circle radius
•Conductance forward
•Conductance reverse
•Conductance lt Ang
•Susceptance forward
•Susceptance reverse
•Susceptance lt Ang
Re(Y
o)
Re(Y
o)
GUID-FD8DAB15-CA27-40B0-9A43-FCF0881DB21E V1 EN
Figure 159: Admittance characteristic with different operation modes when
Directional mode = "Non-directional"
1YHT530004D05 D Section 4
Protection functions
615 series 321
Technical Manual