ABB ACS880-17, Руководство по оборудованию

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180 Technical data
Electrical power network specification
Voltage ( U
1
) ACS880-37-xxxx-3 ( U
N
= 400 V): 380/400/415 V AC 3-phase ± 10%
ACS880-37-xxxx-5 ( U
N
= 500 V): 380/400/415/440/460/480/500 V AC 3-phase ±
10%
ACS880-37-xxxx-7 (
U
N
= 690 V): 525…690 V AC (525…600 V AC in corner-
grounded TN systems) 3-phase ± 10%
Frequency 50/60 Hz, Variation ± 5% of nominal frequency
Imbalance Max. ± 3% of nominal phase-to-phase voltage
Short-circuit withstand
strength (IEC 61439-1) IEC/EN 61439-1:2009
Frame 1×R8i + 1×R8i:
Maximum allowable prospective shortcircuit current I
cc
is 65 kA. In this case, the
input cable must be equipped with fuses as follows:
• maximum 1250 A gG*
*) Type gG according to IEC 60269
Maximum allowed operating time is <0.1 s for fuses mentioned above.
Rated peak withstand current
I
pk
= 105 kA
Rated short-time withstand current I
cw
= 50 kA/1 s
Frame 2×R8i + 2×R8i and above:
Rated peak withstand current I
pk
= 105 kA
Rated short-time withstand current:
I
cw
= 50 kA/1 s for units without air circuit breaker
I
cw
= 65 kA/1 s for units with air circuit breaker
Overvoltage category OVCIII
Power factor cosphi
1
= 1, cosphi (total) = 0.99
Harmonic distortion Harmonics are below the limits defined in IEEE519.
R
sc
THD Voltage [%] THD Current [%]
20 3 2.5*
100 0.8 2.5*
THD = Total Harmonic Distortion (THD). The voltage THD depends on the short-
circuit ratio (
R
sc
). The spectrum of the distortion also contains interharmonics.
R
sc
= I
sc
/ I
N
I
sc
= short-circuit current at point of common coupling (PCC)
I
N
= IGBT supply unit nominal current
*Other loads may influence the THD value.
Motor connection data
Motor types Asynchronous AC induction motors, permanent magnet synchronous motors,
AC induction servomotors, ABB synchronous reluctance (SynRM) motors
Voltage ( U
2
) 0 to U
1
, 3-phase symmetrical, U
max
at the field weakening point







50
2
2
N
n
I
I
I
n
n
th
harmonic component
I
N
nominal current