ABB ACS880-304 +A018, Hardware Manual

Page: 225 / 280

Technical data 225
Electrical power network specification
Supply voltage ( U
1
) Both 6-pulse and 12-pulse supply modules:
ACS880-304-xxxxx-3: 380…415 V AC 3-phase
± 10%. This is indicated in the
type designation label as typical input voltage level 3 400 V AC.
ACS880-304-xxxxx-5: 380…500 V AC 3-phase ± 10%. This is indicated in the
type designation label as typical input voltage levels 3 400/480/500 V AC.
ACS880-304-xxxxx-7: 525…690 V AC (525 … 600 V AC for UL/CSA)
3-phase
± 10%. This is indicated in the type designation label as typical input
voltage levels 3 525/600/690 V AC (600 V AC for UL/CSA).
Frequency 50/60 Hz, Variation ± 5% of the nominal frequency
Imbalance Maximum 3% of nominal phase-to-phase voltage
Short-circuit withstand
strength
(IEC/EN 61439-1) Supply units with the ABB-defined main switch-disconnector and fuses:
• Rated peak withstand current ( I
pk
): 105 kA
• Rated short-time withstand current ( I
cw
): 50 kA/1 s
Supply units with ABB-defined main breaker and fuses:
• Rated peak withstand current ( I
pk
): 143 kA
• Rated short-time withstand current ( I
cw
): 65 kA/1 s
Short-circuit current
protection (UL 508A) The drive is suitable for use on a circuit capable of delivering not more than
100,000 rms symmetrical amperes at 600 V maximum when
the input cable is
protected with T class fuses.
Short-circuit current
protection
(CSA C22.2 No. 14-13) The drive is suitable for use on a circuit capable of delivering not more than
100,000 rms symmetrical amperes at 600 V maximum when the input cable is
protected with T class fuses.
Power factor cosphi 1 = 0.97 (fundamental), 0.93…0.95 (total)
Overvoltage category OVCIII (altitude 4000 m)
Transformer for 12-pulse supply
According to IEC60076-1:2011
Connection Dy 11 d0 or Dyn 11 d0
Phase shift between
secondaries 30° electrical
Voltage difference
between secondaries < 0.5%
Short-circuit impedance
of secondaries > 5%
Short-circuit impedance
difference between
secondaries <10% of the percentage impedance
No grounding of the secondaries allowed. Static shield recommended.
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