Protherm
Dutch-made induction heaters for bearings and components — precise, flameless and energy-efficient mounting and dismounting.
PROTHERM U-LINE
Induction system for the mining industry and large-scale components. Designed to heat crusher rolls and heavy-duty parts weighing up to 100 tonnes. Proven by 20+ years of field operation.
- Sliding yoke for large cylindrical components
- Reliable operation in demanding conditions
| Parameter | Value |
|---|---|
| Coil diameter | Ø 1000 mm |
| Max. workpiece weight | 75 t |
| Target temperature | 160 °C (max. 240 °C) |
| Power supply | 380 / 400 / 460 / 480 / 575 V |
| Frequency | 50 / 60 Hz |
PROTHERM S-LINE
Flexible system for large, irregularly shaped components. Suitable for gearbox manufacturing, rolling stock, bearings, rings and housings.
- Sliding yoke for optimised heating efficiency
- Large working area for irregular shapes
| Parameter | Value |
|---|---|
| Coil diameter | Ø 800 mm |
| Max. workpiece weight | 5,000 kg |
| Power supply | 380 / 400 / 460 / 480 / 575 V |
| Frequency | 50 / 60 Hz |
PROTHERM H-LINE
System for compact and tall components with efficient mounting and dismounting. Suitable for renewable energy and industrial applications.
- Tilting U-core for fast workpiece handling
- Optional integrated hoist and trolley mounting
| Parameter | Value |
|---|---|
| Max. workpiece weight | 800 kg |
| Max. component height / diameter | Ø 900 mm |
| Power supply | 380 / 400 / 460 / 480 / 575 V |
| Frequency | 50 / 60 Hz |
PROTHERM STATOR HOUSING-LINE
System for assembling electric motor stator housings via controlled thermal expansion. Stress-free expansion protects windings and insulation. Handles DIN 71 to 132 sizes without changeover.
- Example performance: a 132M housing (4.8 kg) reaches 180 °C in 64 seconds
- Energy consumption ~376 W per cycle (~50% savings vs. conventional ovens)
| Parameter | Value |
|---|---|
| Housing sizes | DIN 71–132 (no changeover) |
| Power supply | 380 / 400 / 460 / 480 / 575 V |
| Frequency | 50 / 60 Hz |
PROTHERM ROTOR-LINE
High-speed, energy-efficient rotor heating for the automotive, aerospace and energy sectors. Designed for electric vehicle rotors, aerospace turbine components and industrial generators.
- Accommodates a broad range of rotor sizes and geometries without complex changeovers
- Suitable for continuous, high-volume production
| Parameter | Value |
|---|---|
| Rotor diameter range | 180–314 mm |
| Power supply | 380 / 400 / 460 / 480 / 575 V |
| Frequency | 50 / 60 Hz |
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