ABB ACS880-87LC-3200A, Hardware Manual

Page: 95 / 132

Grid specification
690 V AC 3-phase for 690 V AC converters. This is indicated in type designation
label as typical input voltage level (3~ 690 V AC).
±10% variation from the converter nominal voltage is allowed as default.
Voltage ( U
1
)
50 ± 5 Hz or 60 ± 5 Hz. Maximum rate of change 17%/s. Frequency ( f
1
)
65 kA / 1 s
According to UL 508C, the converter is not rated for short-circuits with a power
factor less than 1.
Maximum allowable pro-
spective short-circuit cur-
rent (IEC 60439-1, UL 508
C)
-1…0…1 Power factor
Total harmonic current distortion (n = 2…40) < 5%.
Total harmonic voltage distortion (n = 2…40) < 5%, when R
sc
≥ 7.
Harmonic distortion
Requirements for the grid connection
For applicable grid codes, contact your local ABB representative.
Generator connection data
AC induction generators, permanent magnet generators Generator types
0…110% U
1
, 3-phase symmetrical, U
max
750 V Voltage ( U
2
)
8…200 Hz Output frequency ( f
2
)
1.85 kHz (average) Switching frequency
0.01 Hz Frequency resolution
See the ratings. Current
8…300 Hz Field weakening point
BCU control unit
See chapters BCU-x2 control unit and BCU-x5 control unit .
Efficiency
96.5% at nominal load with power factor 1.0 at 690 V.
Degree of protection
IP54
Technical data 95