ABB REM630 Product Manual page 54

Motor Protection and Control
REM630
Product version: 1.1
Table 95. Power monitoring with P, Q, S, power factor, frequency (PWRMMXU)
Characteristic
Operation accuracy
Suppression of harmonics
Table 96. Sequence current (CSMSQI)
Characteristic
Operation accuracy
Suppression of harmonics
Table 97. Sequence voltage (VSMSQI)
Characteristic
Operation accuracy
Suppression of harmonics
54
Value
At all three currents in range 0.10...1.20 x In
At all three voltages in range 0.50...1.15 x 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 power (S, P and Q)
±0.015 for power factor
DFT: -50dB at f = n x f
n
...
Value
At the frequency f = f
n
±1.0% or ±0.002 x I
n
at currents in the range of 0.01...4.00 x I
DFT: -50 dB at f = n x f
n
...
Value
At the frequency f = f
n
±1.0% or ±0.002 x U
n
At voltages in range of 0.01...1.15 x U
DFT: -50 dB at f = n x f
n
...
1MRS756977 D
Issued: 2011-05-18
n
n
, where n = 2, 3, 4, 5,
n
, where n = 2, 3, 4, 5,
n
, where n = 2, 3, 4, 5,
ABB