Output filters

Output filters are used:

  • to reduce the dangerous overvoltages that are generated in the motor cable according to its length and which can prematurely damage both the motor windings and the inverter itself.
  • to improve the efficiency of the engine and reduce its heating.
  • to reduce electromagnetic disturbances in the surrounding environment.

The output filters are offered with IP00 or IP23 degree of protection. IP54 available on request. There are two basic types of output filters:

  • dV / dt filters: for motor cables up to 150 m (PWM 2.5 kHz)
  • sinusoidal filters: for motor cables up to 400 m (PWM 4 kHz) or to suppress electromagnetic disturbances.

dV/dt output filters

Technical features

  • Working frequency: 50-60 Hz
  • Compliance with IEC-61558-2-20
  • Insulation class: Class F
  • Maximum ambient working temperature: 40 °C
  • Ventilation: natural
  • Insulation: 3kV
In
A
V
VAC
P
VAR
L
mH
14 (7) 3 x 190 – 520 77,5 (39) 0,42
32 (14) 3 x 190 – 520 177,5 (78) 0,184
90 (48) 3 x 190 – 520 496 (265) 0,065
280 3 x 190 – 520 1543 0,021

(IP54)

Dimensions and weights
IP00 filter
IP23 (IP54) filter

In
A
A
mm
B (B1)
mm
C
mm
D
mm
E
mm
F
mm
G
mm
kg
IP00
H
mm
I
mm
L
mm
M
mm
N
mm
O
mm
P
mm
Q
mm
R
mm
S
mm
kg
IP23
IP54
14 (7) 120 67 115 100 60 5 5,5 2,7 164 100 196 141 113 29 24,5 115 33 6,5 4,2
32 (14) 140 75 150 125 58 5 5,5 3,5 164 100 196 141 113 29 24,5 115 33 6,5 5
90 (48) 180 100 (120) 200 150 80 10 6,5 8 264 170 339 211 178 30 29,5 205 33 6,5 11,5
280 240 122 (230) 207 200 97 20 10 23

Sinusoidal output filters

Technical features

  • Working frequency: 50-60 Hz
  • Compliance with IEC-61558-2-20
  • Insulation class: Class F
  • Maximum ambient working temperature: 40 °C
  • Ventilation: natural
  • Insulation: 3kV
In
A
V
VAC
P
VAR
L
mH
14 (7) 3 x 190 – 520 738 (369) 4
32 (14) 3 x 190 – 520 1923 (841) 2
48 3 x 190 – 520 2592 1,1
115 3 x 190 – 520 6229 0,5
280 3 x 190 – 520 15120 0,021

(IP54)

Dimensions and weights
IP00 filter
IP23 (IP54) filter
Additional capacitors box

In
A
A
mm
B
mm
C
mm
D
mm
E
mm
F
mm
G
mm
kg
IP00
H
mm
I
mm
L
mm
M
mm
N
mm
O
mm
P
mm
Q
mm
R
mm
S
mm
kg
IP23
IP54
T
mm
U
mm
V
mm
W
mm
Z
mm
14 (7) 180 105 210 150 90 10 6,5 10 264 170 339 211 178 30 29,5 205 33 6,5 13,5
32 (14) 240 115 280 200 95 10 6,5 17,5 264 170 339 211 178 30 29,5 205 33 6,5 21
48 240 140 290 200 125 20 10 24,8
115 300 150 285 250 135 10 10 42 225 320 800 8 230
280 420 270 390 375 220 30 8 138 220 350 83 12 250
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