Product overview
| Heating technology | Foundry plants | Power supply, control installations and miscellaneous |
|---|---|---|
Power supply of induction system / power units
IGBT converters
For power supply of induction systems, semiconductor technology takes high importance. Depending on the application different frequency converters and switchgear topologies are applied.
Due to the technological advantages the IGBT static frequency changer has become generally accepted for many cases of applications.
Thyristor SCR - technology
- Transistor technology
- Multi zone technology
- Wear less working
- Infinity variable power control 0-100%
- Frequency control
- Heating with individual programmable power curves
- Highest grade of automation by use of standardized I/O level
- Air- or water-cooled thyristor modules
- Multi zone technology
- Wear less working
- Power control by clock/pausing relation
IGBT converter 1MW, 400 Hz
Illustration: IGBT converter as parallel tank implemented for the supply of an inductive forging plant with a nominal power of 1000 kW at 400 cycles
Multi-zone IGBT converter
Illustration: multi-zone IGBT static frequency changer for the supply of a TEM-PRO-Heater with a nominal power of 3x250 kW at 40 Hz.