8.5
Size 2 ACU 401 (1.85 to 4.0 kW, 400 V)
Type
ACU401
Size
Output, motor side
Recommended motor shaft power
Output current
Long-term overload current (60 s)
Short-time overload current (1 s)
Output voltage
Protection
Rotary field frequency
Switching frequency
Output, braking resistor
Min. braking resistance
Recommended braking resistor
(U
= 770 V)
dBC
Input, mains side
2)
Mains current
Mains voltage
Mains frequency
Fuses
UL type 600 VAC RK5
Mechanical
Dimensions
Weight approx.
Ingress protection rating
Connection terminals
Form of assembly
Ambient conditions
Energy dissipation (2 kHz switching
frequency)
Coolant temperature
Storage temperature
Transport temperature
Rel. humidity
If required by the customer, the switching frequency may be increased if the output current is reduced at the same time. Com-
ply 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
05/16
P
kW
1.85
I
A
I
A
I
A
U
V
-
-
f
Hz
f
kHz
R
Ω
R
Ω
I
A
U
V
f
Hz
I
A
I
A
HxWxD mm
m
kg
-
-
2
A
mm
-
-
P
W
T
°C
n
T
°C
L
T
°C
T
-
%
2 kHz
4.2 A
5.8 A
1)
7.8 A
1)
9.0 A
Quick Start Guide ACU 201, ACU 401, ACU 501, ACU 601
-12
-13
2.2
4.2
5.8
6.3
8.7
8.4
11.6
Maximum input voltage, three-phase
Short circuit / earth fault proof
0 ... 599, depending on switching frequency
2, 4, 8, 12, 16
136
136
300
220
4.2
5.8
320 ... 528
45 ... 66
6
6
250 x 60 x 175
IP20 (EN60529)
0.2 ... 1.5
vertical
68
87
0 ... 40 (3K3 DIN IEC 721-3-3)
-25 ... 55
-25 ... 70
15 ... 85, not condensing
Switching frequency
4 kHz
8 kHz
4.2 A
4.2 A
5.8 A
5.8 A
1)
1)
7.8 A
7.8 A
1) 3)
1) 3)
9.0 A
9.0 A
-15
-18
2
3.0
4.0
7.8
9.0
11.7
13.5
15.6
18.0
136
92
148
106
1)
6.8
7.8
10
10
1.6
115
130
12 kHz
16 kHz
3.5 A
2.9 A
4.9 A
3.9 A
1)
6.6 A
5.3 A
1) 3)
7.6 A
6.1 A
3)
GB
1)
3)
81