40
Operating Instructions ACU
12/16
5.8
ACU 401 sizes 3 and 4 (5.5 to 15.0 kW, 400 V)
Type
ACU 401
-19
-21
-22
-23
-25
Size
3
4
Output, motor side
Recommended motor shaft power
P
kW
5.5
7.5
9.2
11.0
15.0
Output current
I
A
14.0
18.0
22.0
3)
25.0
32.0
Long-term overload current (60 s)
I
A
21.0
26.3
30.3
37.5
44.5
Short-time overload current (1 s)
I
A
28.0
33.0
33.0
50.0
64.0
Output voltage
U
V
Maximum input voltage, three-phase
Protection
-
-
Short circuit / earth fault proof
Rotary field frequency
f
Hz
0 ... 599, depending on switching frequency
Switching frequency
f
kHz
2, 4, 8, 12, 16
Output, braking resistor
Min. braking resistance
R
Ω
48
48
48
32
32
Recommended braking resistor
(U
dBC
= 770 V)
R
Ω
80
58
48
48
32
Input, mains side
Power supply current
2)
I
A
14.2
15.8
1)
20.0
1)
26.0
28.2
1)
Mains voltage
U
V
320 ... 528
Mains frequency
f
Hz
45 ... 66
Fuses
I
A
16
25
35
UL type 600 VAC RK5
I
A
20
30
40
Mechanical
Dimensions
HxWx
D
mm
250 x 100 x 200
250 x 125 x 200
Weight approx.
m
kg
3.0
3.7
Ingress protection rating
-
-
IP20 (EN60529)
Connection terminals
A
mm
2
0.2 ... 6
0.2 ... 16
Form of assembly
-
-
vertical
Ambient conditions
Energy dissipation (2 kHz switching
frequency)
P
W
145
200
225
240
310
Coolant temperature
T
n
°C
0 ... 40 (3K3 DIN IEC 721-3-3)
If required by the customer, the switching frequency may be increased if the output current is reduced at the
same time. Comply with the applicable standards and regulations for this operating point.
Output current
4)
Frequency inverter nominal power
Switching frequency
2 kHz
4 kHz
8 kHz
12 kHz
16 kHz
5.5 kW
14.0 A
14.0 A
14.0 A
11.8 A
9.5 A
7.5 kW
18.0 A
1)
18.0 A
1)
18.0 A
1)
15.1 A
1)
12.2 A
9.2 kW
1)
23.0 A
22.7 A
3)
22.0 A
3)
18.5 A
3)
15.0 A
3)
11 kW
25.0 A
25.0 A
25.0 A
21.0 A
17.0 A
15 kW
32.0 A
1)
32.0 A
1)
32.0 A
1)
26.9 A
1)
21.8 A
1)
Three-phase connection requires a commutating choke
2)
Mains current with relative mains impedance ≥ 1% (see Chapter 7 "Electrical installation")
3)
Reduction of switching frequency in thermal limit range
4)
Maximum current in continuous operation
Содержание active cube 201
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