ABB REM630 Product Manual page 52

Motor Protection and Control
REM630
Product version: 1.1
Table 89. Energy monitoring (EPDMMTR)
Characteristic
Operation accuracy
Suppression of harmonics
Measurement functions
Table 90. Three-phase current measurement (CMMXU)
Characteristic
Operation accuracy
Suppression of harmonics
Table 91. Three-phase voltage measurement (VPPMMXU )
Characteristic
Operation accuracy
Suppression of harmonics
52
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 energy
DFT: -50dB at f = n x f
n
...
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 x U
n
(at voltages in the range of 0.01...1.15 × U
DFT: -50dB at f = n × f
n
...
RMS: No suppression
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