ABB RES670 Product Manual page 34

Phasor measurement unit RES670 ANSI
Customized
Product version: 1.2
Table 25. Sensitive directional residual overcurrent and power protection SDEPSDE (67N)
Function
Operate level for 3I ·cosj
0
directional residual
overcurrent
Operate level for ·3I0·3V ·
0
cosj directional residual
power
Operate level for 3I and j
0
residual overcurrent
Operate level for non-
directional overcurrent
Operate level for non-
directional residual
overvoltage
Residual release current for
all directional modes
Residual release voltage for
all directional modes
Reset ratio
Timers
Inverse characteristics, see
table 66, table 67 and table 68
Relay characteristic angle
RCA
Relay open angle ROA
Operate time, non-directional
residual over current
34
Range or value
lBase
(0.25-200.00)% of
SBase
(0.25-200.00)% of
lBase
(0.25-200.00)% of
lBase
(1.00-400.00)% of
VBase
(1.00-200.00)% of
lBase
(0.25-200.00)% of
VBase
(0.01-200.00)% of
> 95%
(0.000-60.000) s
19 curve types
(-179 to 180) degrees
(0-90) degrees
60 ms typically at 0 to 2 x I
set
1MRK511254-BUS B
Accuracy
± 1.0% of I at I £ I
n n
± 1.0% of I at I > I
n
At low setting:
(0.25-1.00)% of I : ±0.05% of I
n n
(1.00-5.00)% of I : ±0.1% of I
n n
± 1.0% of S at S £ S
n n
± 1.0% of S at S > S
n
At low setting:
SBase
(0.25-5.00)% of
± 10% of set value
± 1.0% of I at £ I
n n
± 1.0% of I at I > I
n
At low setting:
(0.25-1.00)% of I : ±0.05% of I
n n
(1.00-5.00)% of I : ±0.1% of I
n n
± 1.0% of I at I £ I
n n
± 1.0% of I at I > I
n
At low setting <5% of I :
n
±0.1% of I
n
± 0.5% of V at V£V
n n
± 0.5% of V at V > V
n
± 1.0% of I at I £ I
n n
± 1.0% of I at I > I
n
At low setting:
(0.25-1.00)% of I : ±0.05% of I
n n
(1.00-5.00)% of I : ±0.1% of I
n n
± 0.5% of V at V£V
n n
± 0.5% of V at V > V
n
-
± 0.5% ±10 ms
See table 66, table 67 and table
± 2.0 degrees
± 2.0 degrees
-
68
ABB