ABB REG650 Product Manual page 53

Generator protection REG650
Product version: 1.3
Control
Table 52. Synchronizing, synchrocheck and energizing check SESRSYN
Function
Phase shift, j - j
line bus
Voltage ratio, U /U
bus line
Reset ratio, synchrocheck
Frequency difference limit between bus and line for synchrocheck
Phase angle difference limit between bus and line for synchrocheck
Voltage difference limit between bus and line for synchronizing and
synchrocheck
Time delay output for synchrocheck
Frequency difference minimum limit for synchronizing
Frequency difference maximum limit for synchronizing
Maximum allowed frequency rate of change
Closing time of the breaker
Breaker closing pulse duration
tMaxSynch, which resets synchronizing function if no close has been made
before set time
Minimum time to accept synchronizing conditions
Time delay output for energizing check
Operate time for synchrocheck function
Operate time for energizing function
Logic
Table 53. Tripping logic common 3-phase output SMPPTRC
Function
Trip action
Timers
ABB
Range or value
3-ph
(0.000-60.000) s
Range or value
(-180 to 180) degrees
0.500 - 2.000
> 95%
(0.003-1.000) Hz
(5.0-90.0) degrees
0.03-0.50 p.u
(0.000-60.000) s
(0.003-0.250) Hz
(0.050-0.500) Hz
(0.000-0.500) Hz/s
(0.000-60.000) s
(0.050-60.000) s
(0.000-60.000) s
(0.000-60.000) s
(0.000-60.000) s
40 ms typically
100 ms typically
Accuracy
-
± 0.5% ± 10 ms
1MRK 502 050-BEN B
Accuracy
-
-
-
± 2.0 mHz
± 2.0 degrees
± 0.5% of U
r
± 0.5% ± 25 ms
± 2.0 mHz
± 2.0 mHz
± 10.0 mHz/s
± 0.5% ± 25 ms
± 0.5% ± 25 ms
± 0.5% ± 25 ms
± 0.5% ± 25 ms
± 0.5% ± 25 ms
-
-
53