50X/51X - Direction Detection
Prot.IX dir n poss
Prot.IX dir rev
Prot.IX dir fwd
(Forward)
(Reverse)
(Not possible)
10b
10b
Prot - 50X/51X - Direction Detection
10b
Measured
3V0 Source
System Para
Calculated
VR calc
VX meas
IX 3V0
IX Neg
IX Dir Cntrl
IX Dual
3V0
3V0
If V2 and I2 are available, I2 is the operating quantity, else IX is the operating quantity
V2
IG = IX meas
90° + Phase MTA
Ground MTA
System Para
System Para
If V2 and I2 are available, MTA = 90° +
Phase MTA, otherwise MTA = Ground
MTA
Reverse
Forward
polarizing
MTA
polarizingoperating
o
p
e
r
a
t
i
n
g
V2*
I2
*=Priority if available.