Overview
The document provides technical specifications and details for the Star Valve model VS, manufactured by LB Officine Meccaniche S.p.A. This valve is designed for the extraction and volumetric batching of powdered or granular materials, particularly those that are very smooth-flowing.

Technical Specifications
The Star Valve VS is constructed with a carbon steel cylindrical body, featuring loading and unloading mouths and coupling flanges. Inside, a highly-tight rotating extractor made from carbon steel or AISI 304 stainless steel is installed. The operation of extraction and batching is facilitated by the rotation of this extractor, which is controlled by an electric motor equipped with a reducer.

Dimensions and Technical Features
The document lists the overall dimensions and technical features for different models of the Star Valve (VS 20, VS 50, VS 100, VS 200), with measurements provided in millimeters. Key parameters include:

• Electric Motor Power (Kw): Ranges from 0.5 to 1.5 depending on the model.
• Speed (n/min): Consistent at 1410 across all models.
• Rotor Torque (Kgm): Varies from 11 to 32.
• RPM: Fixed at 30 for all models.

Additional Information
The document notes that the data provided is non-binding and subject to change. For any product limitations, users are advised to consult the Use and Maintenance Handbook. Contact information for LB Officine Meccaniche S.p.A. is provided, including their website and various email addresses for different departments.