Siemens 1LA7 General Purpose Aluminum Frame IEC Motors


The Siemens 1LA7 motor series offers a reliable, energy-efficient solution for a wide variety of indoor and outdoor applications. With lightweight aluminum frames, enhanced performance features, and international compliance, these motors are designed to meet over 90% of industrial drive system needs.

Key Points

  • Covers more than 90% of industrial drive applications worldwide
  • Operates at multiple speeds: 3000/3600, 1500/1800, 1000/1200, or 750/900 RPM
  • Constructed with cast aluminum for optimal heat dissipation and durability
  • Uses inverter-compatible DURIGNIT® IR 2000 insulation up to 690V
  • Available from 90W to 18.5kW with overload reserve (SF 1.1)
  • Rated for dual frequency (50Hz and 60Hz) with support for international voltages
  • Features IP55 protection and optional IP56/IP65 for dusty or damp environments
  • Environmentally friendly with reduced CO2 emissions and improved efficiency (EFF2)