Regenerative harmonic filter (400V/50Hz)
Description
LCL filters are used especially in regenerative converters (AFE), but also for inverters for renewable energies. The main purpose of this filter is to eliminate the PWM frequencies for protect the supply network.
Advantages
- Increases the efficiency of the drive by improving power quality
- Low losses save high energy costs
- Compact design and low weight
- Natural cooling
- Optional charging resistor
- Rated voltage: 3 x 400V / 50Hz
- Climatic category: 25/085/21 DIN IEC 68 Part 1
- Ambient temperature: 40°C
- Protection rating: IP00
- Optional: available with charging resistor
- Rated current : 14 – 74 A
- Frequency : 50 Hz
| Type | Rated voltage [V] | L [mm] | B [mm] | H [mm] | N1 [mm] | N2 [mm] | D1 [mm] | D2 [mm] | Clamp [mm²] |
| CNW 957 / 14 | 14 | 610 | 320 | 155 | 590 | 250 | ø9 / ø17 | ø7 | 4 |
| CNW 957 / 29 | 29 | 610 | 320 | 225 | 590 | 250 | ø9 / ø17 | ø7 | 10 |
| CNW 957 / 42 | 42 | 880 | 600 | 235 | 853 | 500 | ø9 / ø17 | ø9 | 16 |
| CNW 957 / 74 | 74 | 880 | 600 | 235 | 853 | 500 | ø9 / ø17 | ø9 | 35 |
