ABB RELION REX640 - 4.3.2.10 TR2 PTDF Monitored data

Table 661: TR2PTDF Non group settings (Advanced)
Parameter Values (Range) Unit Step Default Description
Min winding tap -36...36 1 17 The tap position
number resulting
the minimum num-
ber of effective
winding turns on
the side of the
transformer where
the tap changer is.
Max winding tap -36...36 1 0 The tap position
number resulting
the maximum num-
ber of effective
winding turns on
the side of the
transformer where
the tap changer is.
Tap nominal -36...36 1 8 The nominal posi-
tion of the tap
changer resulting
the default trans-
formation ratio of
the transformer (as
if there was no tap
changer)
Tapped winding
1=Not in use
2=Winding 1
3=Winding 2
1=Not in use The winding where
the tap changer is
connected to
Step of tap 0.60...9.00 % 0.01 1.50 The percentage
change in voltage
corresponding one
step of the tap
changer
4.3.2.10 TR2PTDF Monitored data
Table 662: TR2PTDF Monitored data
Name
Type Values (Range) Unit Description
OPR_A BOOLEAN
0=False
1=True
Operate phase A
OPR_B BOOLEAN
0=False
1=True
Operate phase B
OPR_C BOOLEAN
0=False
1=True
Operate phase C
BLKD2H_A BOOLEAN
0=False
1=True
2nd harmonic restraint
block phase A status
BLKD2H_B BOOLEAN
0=False
1=True
2nd harmonic restraint
block phase B status
BLKD2H_C BOOLEAN
0=False
1=True
2nd harmonic restraint
block phase C status
BLKD5H_A BOOLEAN
0=False
1=True
5th harmonic restraint
block phase A status
BLKD5H_B BOOLEAN
0=False
1=True
5th harmonic restraint
block phase B status
Table continues on the next page
1MRS759142 F Protection functions
REX640
Technical Manual
713