ABB REM630 Product Manual page 53

ABB
Motor Protection and Control
REM630
Product version: 1.1
Table 92. Three-phase voltage measurement (VPHMMXU )
Characteristic
Operation accuracy
Suppression of harmonics
Table 93. Residual current measurement (RESCMMXU)
Characteristic
Operation accuracy
Suppression of harmonics
Table 94. Residual voltage measurement (RESVMMXU)
Characteristic
Operation accuracy
Suppression of harmonics
Value
At the frequency f = f
n
±0.5% or ±0.002 x U
n
(at voltages in the range of 0.01...1.15 × U
DFT: -50dB at f = n × f
n
...
RMS: No suppression
Value
At the frequency f = f
n
±0.5% 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
...
RMS: No suppression
Value
At the frequency f = f
n
±0.5% or ±0.002 × U
n
DFT: -50 dB at f = n × f
n
...
RMS: No suppression
1MRS756977 D
Issued: 2011-05-18
)
n
, where n = 2, 3, 4, 5,
)
n
, where n = 2, 3, 4, 5,
, where n = 2, 3, 4, 5,
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