KFU 210- / 410-
48
8.5
Size 2 KFU 410 (1,85 to 4,0 kW, 400 V)
Type
KFU 410
-4,2
-5,8
-7,8
-9,0
Size
2
Output motor side
Recommended motor shaft power
P
kW
1,85
2,2
3,0
4,0
Output current
I
A
4,2
5,8
7,8
9,0
3)
Long-term overload current (60 s)
I
A
6,3
8,7
11,7
13,5
Short-time overload current (1 s)
I
A
8,4
11,6
15,6
18,0
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
136
136
136
92
Recommended braking resistor
(U
dBC
= 770 V)
R
Ω
300
220
148
106
Input, mains side
Power supply current
2)
I
A
4,2
5,8
6,8
1)
7,8
1)
Mains voltage
U
V
320 ... 528
Mains frequency
f
Hz
45 ... 66
Fuses
I
A
6
10
UL type 600 VAC RK5
I
A
6
10
Mechanical
Dimensions
HxWxD mm
250 x 60 x 175
Weight approx.
m
kg
1,6
Ingress protection rating
-
-
IP20 (EN60529)
Connection terminals
A
mm
2
0,2 ... 1,5
Form of assembly
-
-
vertical
Ambient conditions
Energy dissipation (2 kHz switching
frequency)
P
W
68
87
115
130
Coolant temperature
T
n
°C
0 ... 40 (3K3 DIN IEC 721-3-3)
Storage temperature
T
L
°C
-25 ... 55
Transport temperature
T
T
°C
-25 ... 70
Rel. humidity
-
%
15 ... 85, nicht betauend
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
1,85 kW
4,2 A
4,2 A
4,2 A
3,5 A
2,9 A
2,2 kW
5,8 A
5,8 A
5,8 A
4,9 A
3,9 A
3,0 kW
7,8 A
1)
7,8 A
1)
7,8 A
1)
6,6 A
1)
5,3 A
4,0 kW
9,0 A
1)
9,0 A
1) 3)
9,0 A
1) 3)
7,6 A
1) 3)
6,1 A
3)
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
