Dry-type inductors and chokes are manufactured in vacuum impregnation or in vacuum pressure impregnation (VPI) technology, depending on the application. They are provided with an air core or an iron core.
Applications:
- Commutation
- Blocking
- AC/DC filter
- Harmonic filter
- Line filter
- Capacitor protection
- Current limitations: traditional and transformerless UPS
- Solar and wind energy
- Drives
- Inverters
- Power factor correction
- Special versions for rolling stock applications
Product scope:
- Wide range of power ratings, from 1 kVAr to several MVAr
- Single-phase or three-phase
- For voltages up to 36 kV
- Special designs for high-frequency applications (up to 25 kHz)
- With different types of cooling: AN (air natural), AF (air forced), or WF (water forced)
- With any type of enclosure
Why Hitachi Energy
- Respectful with people and property
- Ideal for complex technical requirements
- Powerful engineering and Hitachi Energy design
