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8.5
Size 2 ACU 401 (1.85 up to 4.0 kW, 400 V)
Type
ACU 401
Size
Output, motor side
Recommended motor shaft power
Output current
Long-term overload current (60 s)
Short-term overload current (1 s)
Output voltage
Protection
Rotary field frequency
Switching Frequency
Output, braking resistor
Min. Brake resistance
Recommended Brake resistance
(U
= 770 V)
dBC
Input, mains side
2)
Mains current
Mains voltage
Mains frequency
Fuseen
UL-Type 600 VAC RK5
Mechanical
Dimensions
Weight approx.
Ingress protection rating
Connection terminal
Form of assembly
Ambient conditions
Energy dissipation
(2 kHz Switching Frequency)
Coolant temperature
Storage temperature
Transport temperature
Relative humidity
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
1.85 kW
2.2 kW
3.0 kW
4.0 kW
1)
Three-phase connection requires a commutating choke
2)
Mains current with relative mains impedance ≥ 1% (see chapter "Electrical installation")
3)
Reduction of switching frequency in thermal limit range
4)
Maximum current in continuous operation
02/15
-12
P
kW
1.85
I
A
4.2
I
A
6.3
I
A
8.4
U
V
Maximum input voltage, three-phase
-
-
Short circuit / earth fault proof
f
Hz
0 ... 1000, depending on switching frequency
f
kHz
R
Ω
136
R
Ω
300
I
A
4.2
U
V
f
Hz
I
A
6
I
A
6
HxWxD mm
m
kg
-
-
2
A
mm
-
-
P
W
68
T
°C
0 ... 40 (3K3 DIN IEC 721-3-3)
n
T
°C
L
T
°C
T
-
%
Switching Frequency
2 kHz
4 kHz
4.2 A
4.2 A
5.8 A
5.8 A
1)
1)
7.8 A
7.8 A
1)
1) 3)
9.0 A
9.0 A
Quick Start Guide ACU
-13
-15
2
2.2
3.0
5.8
7.8
8.7
11.7
11.6
15.6
2, 4, 8, 12, 16
136
136
220
148
1)
5.8
6.8
320 ... 528
45 ... 66
10
10
250 x 60 x 175
1.6
IP20 (EN60529)
0.2 ... 1.5
vertical
87
115
-25 ... 55
-25 ... 70
15 ... 85, not condensing
8 kHz
12 kHz
4.2 A
3.5 A
5.8 A
4.9 A
1)
1)
7.8 A
6.6 A
1) 3)
1) 3)
9.0 A
7.6 A
-18
4.0
3)
9.0
13.5
18.0
92
106
1)
7.8
130
16 kHz
2.9 A
3.9 A
5.3 A
3)
6.1 A
77
GB
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