The VN (OLI Standard Line) and VNP (OLI Professional Line) are Electric High Frequency Concrete Vibrators.
The VN Type Concrete Vibrators feature needle diameters of 36, 50, 60mm and are available with or without thermal protection.
The VNP concrete vibrators are designed for professional/heavy duty use and feature 4 SKF oversized bearings on one piece rotor. Their needle diameter is 50, 57, 65mm.The VNP Professional Line develops higher centrifugal forces and has a shaft that is equipped with four bearings which makes this line suitable for extra-heavy-duty jobs.
Other features of these converters include:
- input voltage 230 V - 50 Hz single phase or 400 V - 50 Hz three phase
- output 42 V at 200 Hz
- 2 models single phase and 3 models three phase available
- mechanically ed magnets
- available with 1-2 and 3 outlets depending on the model
- Both lines come with a 5 metre (16 ft) protection hose, a 10 metre (33 ft) electric cable with plug and ABS hand switch.