ABB REL650 Product Manual page 52

Line distance protection REL650 2.2
Product version: 2.2.1
Table 39. Two step residual overvoltage protection ROV2PTOV
Function
Operate voltage, step 1 - step 2
Absolute hysteresis
Inverse time characteristics for low and
high step, see table 129
Definite time delay low step (step 1) at 0
to 1.2 x U
set
Definite time delay high step (step 2) at 0
to 1.2 x U
set
Minimum operate time
Operate time, start at 0 to 2 x U
Reset time, start at 2 x U to 0
set
Operate time, start at 0 to 1.2 x U
Reset time, start at 1.2 x U
set
Critical impulse time
Impulse margin time
52
Range or value
(1.0-200.0)% of
(0.0–50.0)% of UBase
-
(0.00–6000.00) s
(0.000–60.000) s
(0.000-60.000) s
Min. = 15 ms
set
Max. = 30 ms
Min. = 15 ms
Max. = 30 ms
Min. = 20 ms
set
Max. = 35 ms
to 0 Min. = 5 ms
Max. = 25 ms
10 ms typically at 0 to 2 x U
15 ms typically
M13317-2 v14
Accuracy
UBase ± 0.5% of U
± 0.5% of U at U > U
± 0.5% of U
± 0.5% of U at U > U
See table 129
± 0.2% or ± 45 ms whichever is greater
± 0.2% or ± 45 ms whichever is greater
± 0.2% or ± 45 ms whichever is greater
-
-
-
-
-
set
-
1MRK 506 384-BEN A
at U ≤ U
r r
r
at U ≤ U
r r
r
ABB