ABB Relion REL650 Series Product Manual page 64

Line distance protection REL650
Version 2.2
Table 42. Stub protection STBPTOC
Function
Operating current
Reset ratio
Independenttime delay at 0 to 2 x I
Operate time, start at 0 to 2 x I
Reset time, start at 2 x I to 0
set
Operate time, start at 0 to 5 x I
Reset time, start at 5 x I to 0
set
Critical impulse time
Impulse margin time
Table 43. Pole discordance protection CCPDSC
Function
Operate value, current asymmetry level
Reset ratio
Independent time delay between trip
condition and trip signal
Table 44. Broken conductor check BRCPTOC
Function
Minimum phase current for operation
Unbalance current operation
Timer
Operate time for start function
Reset time for start function
Critical impulse time
Impulse margin time
64
Range or value
(5-2500)% of IBase
>95% at (50- 2500)% of IBase
(0.000-60.000) s
set
Min.= 10 ms
set
Max.= 25 ms
Min.= 10 ms
Max.= 25 ms
Min.= 5 ms
set
Max.= 20 ms
Min.= 15 ms
Max.= 30 ms
10 ms typically at 0 to 2 x I
15 ms typically
Range or value
(0-100) %
>95%
(0.000-60.000) s
Range or value
(5–100)% of IBase
50-90)% of maximum current
(0.00-60.000) s
±0.5% ±10 ms
35 ms typically
30 ms typically
15 ms typically
10 ms typically
© 2017 - 2021 Hitachi Power Grids. All rights reserved
M12350-1 v13
set
M13279-1 v10
Accuracy
±1.0% of I
r
-
±0.5% ± 25 ms
SEMOD175200-2 v9
Accuracy
±1.0% of I
±2.0% of I
±0.5% ±25 ms
-
-
-
-
1MRK 506 384-BEN H
Accuracy
± 1.0% of I at I ≤ I
r r
± 1.0% of I at I > I
r
±0.2% or ±30 ms whichever is greater
r
r
Hitachi Power Grids