ABB RELION 630 Series Product Manual page 50

Generator Protection and Control
REG630
Product version: 1.3
Table 103. Current circuit supervision (CCRDIF) main settings
Parameter
Start value
Maximum operate current
Table 104. Trip-circuit supervision (TCSSCBR)
Characteristic
Time accuracy
Table 105. Station battery supervision (SPVNZBAT)
Characteristic
Operation accuracy
Operate time accuracy
Table 106. Energy monitoring (EPDMMTR)
Characteristic
Operation accuracy
Suppression of harmonics
50
Function
CCRDIF
CCRDIF
Value (Range)
0.05...2.00 pu
0.05...5.00 pu
Value
±1.0% of the set value or ±40 ms
Value
±1.0% of the set value
±1.0% of the set value or ±40 ms
Value
At all three currents in range 0.10...1.20 × In
At all three voltages in range 0.50...1.15 × U
At the frequency f = f
n
Active power and energy in range |PF| > 0.71
Reactive power and energy in range |PF| < 0.71
±1.5% for energy
DFT: -50 dB at f = n × f , where n = 2, 3, 4, 5,...
n
1MRS757583 C
Step
0.01
0.01
n
n
ABB