Table 82. Current circuit supervision (CCRDIF)
Characteristic
Value
Operate time
1)
< 30 ms
1) Including the delay of the output contact.
Table 83. Current circuit supervision (CCRDIF) main settings
Parameter
Function
Values (Range)
Step
Start value
CCRDIF
0.05...2.00 pu
0.01
Maximum operate
current
CCRDIF
0.05...5.00 pu
0.01
Table 84. Trip circuit supervision (TCSSCBR)
Characteristic
Value
Time accuracy
±1.0% of the set value or ±40 ms
Table 85. Tap position indication (TPOSSLTC)
Descrpition
Value
Response time for binary inputs
Typical 100 ms
Table 86. Energy monitoring (EPDMMTR)
Characteristic
Value
Operation accuracy
At all three currents in range 0.10…1.20 x In
n
At all three voltages in range 0.50…1.15 x U
n
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
Suppression of harmonics
DFT: -50dB at f = n x f
n
, where n = 2, 3, 4, 5,
…
Table 87. Station battery supervision (SPVNZBAT)
Characteristic
Value
Operation accuracy
±1.0% of the set value
Operate time accuracy
±1.0% of the set value or ±40 ms
Transformer Protection and Control
1MRS756978 D
RET630
Product version: 1.1
Issued: 2011-05-18
ABB
57
Содержание Relion 630 Series RET630
Страница 1: ...Relion 630 series Transformer Protection and Control RET630 Product Guide ...
Страница 79: ...79 ...