Example fasteners for the customer cable lug:
Hex screw M12×40 (DIN 933 8.8)
Washer M12 (SFS 3738, 2 pcs)
Cup spring M12 (DIN 6796)
Hex nut M12 (DIN 934)
Grid specification
525/550/575/600/660/690 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
)
2.4 kHz (average)
Switching frequency
0.01 Hz
Frequency resolution
See the ratings.
Current
8…300 Hz
Field weakening point
BCU control unit
See chapters
and
Technical data 91
Summary of Contents for ACS880-77CC
Page 1: ...ABB WIND TURBINE CONVERTERS ACS880 77CC wind turbine converters Hardware manual...
Page 2: ......
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Page 17: ...5 1 3 4 6 8 7 2 Safety instructions 17...
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Page 73: ...2a 3b 4c 5 Air flow direction is towards the converter module Maintenance 73...
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Page 108: ...Description CAN bus connection XCAN XCAN 108 BCU x5 control unit...
Page 112: ...112 Dimension drawings...
Page 113: ...Dimension drawings 113...
Page 114: ...114 Dimension drawings...
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