Electrical Power Network Specification - ABB ACS880-37 Hardware Manual

180 Technical data

Electrical power network specification

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