Appendix A – Technical Data
A-4
ACA 635 IGBT Supply Sections
Input Power
Connection
Voltage (
U
1
):
380/400/415 VAC 3-
phase
for 415 VAC units
380/400/415/440/460/480/500 VAC 3-
phase
for 500 VAC units
525/550/575/600/660/690 VAC 3-
phase
for 690 VAC units
-
40% *, +10% variation from converter nominal voltage is allowed.
* The ACA 635 can raise voltage with setting of Parameter 23.01 DC
VOLT REF. Example: With 400 V supply voltage and 1000 VDC
intermediate circuit voltage, it is possible to drive a 690 V motor with
nominal motor voltage.
Short-circuit Capability
(IEC 439)
:
The rated short-time withstand
current of a drive equipped with an IGBT supply section is given below.
Frequency:
50
±
2 Hz or 60
±
2 Hz. Maximum rate of change 17%/s.
Unbalance:
Max.
±
3 % of nominal phase to phase input voltage
Voltage Dips:
Max. 15 %
Power Factor:
cos
j
1
= 1.00 (fundamental at nominal load)
l
=
I
1
/
I
rms
·
cos
j
1
> 0.98 (total) , where
l
is power factor,
I
1
is fundamental input current rms value,
I
rms
is total input current rms value.
Frame Size
I
cw / 1 s
kA
I
pk
kA
R8i
37
78
R9i
37
78
R10i
37
78
R11i ... 4 x R11i
50
105
R12i ... 4 x R12i
50
105
~
400 VAC
1000 VDC
~
M
3 ~
690 VAC
Содержание ACS 600 MultiDrive
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