Technical Data - ABB REG650 Technical Manual

Section 7
Current protection
0.6
X
IN>Dir
X
0.4
polMethod=Voltage
polMethod=Dual
polMethod=Current
IPol
RNPol
XNPol
BLOCK
IEC07000067 V4 EN
Figure 85: Simplified logic diagram for directional supervision element with integrated directional
comparison step
7.2.8
164
| |
Iop
a
a>b
b
a
a>b
b
OR
UPol
OR
T
0.0
F
X
Complex
Number

Technical data

Table 68: EF4PTOC technical data
Function
Operate current
Reset ratio
Operate current for directional
comparison
Min. operating current
Minimum operate time for
inverse characteristics
Timers
Table continues on next page
AND
REVERSE_Int
AND
FORWARD_Int
AngleRCA
UPolMin
IPolMin
T
Iop
0.0
F
UTotPol
UIPol
STAGE1_DIR_Int
T
STAGE2_DIR_Int
0.0
F STAGE3_DIR_Int
STAGE4_DIR_Int
Range or value
(1-2500)% of lBase
> 95%
lBase
(1–100)% of
lBase
(1-10000)% of
(0.000-60.000) s
(0.000-60.000) s
1MRK 502 034-UEN -
STRV
FWD
AND FORWARD_Int
AND
REVERSE_Int
RVS
OR
AND
IEC07000067-4-en.vsd
Accuracy
± 1.0% of I at I £ I
r r
± 1.0% of I at I > I
r
-
± 1.0% of I
r
± 1.0% of I at I < I ± 1.0% of I at
r r
I < I
r
± 0.5% ± 25 ms
± 0.5% ±25 ms
Technical Manual
STFW