Pfaff ALS/R - Electromechanical Screw Ram

The electromechanical screw rams ALS is a universally applicable drive for a wide range of mechanical engineering applications. The system is particularly suitable for individual drive applications for linear drive tasks. 

The ALS/R is a bearing unit with spindle directly driven by a drive motor. The ALSR version consists of a shaft and thrust tube construction in a completely closed version. The basic version ALS or the closed version ALSR can be optimally adapted to the requirement profiles on the basis of 4 different sizes and an extensive range of extensions.

Features and processing

• 4 different sizes
• Maximum dynamic axial loads from 12.5 kN to 100 kN / 1.250 kg up to 10 t
• Lifting speeds up to 10 m/min
• Protection class: Standard IP54 or 55 - other protection classes on request
• Self-locking trapezoidal screw, optional ball screw
• Attachment options for any flange connection capable gear motor in solid or hollow shaft design
• Encapsulated design with a long-term lubrication by high-quality grease
• Comprehensive accessories range
• Possible usage according to directive 2014/34/EU (ATEX)