WEG Electric Motors for Explosive Atmospheres – Installation & Maintenance Manual


This trilingual manual from WEG provides detailed technical guidance for the safe handling, installation, and operation of electric motors designed for hazardous locations. With in-depth coverage of classification zones, protection types, mechanical and electrical installation, and ongoing maintenance procedures, it serves as a vital reference for engineers and technicians working with explosion-proof motor systems.

Key Points

  • Covers IEC and NEMA frame motors for classified hazardous areas.
  • Includes protection types like Ex db, Ex eb, Ex tb, and Class I/II Divisions.
  • Guidelines for lifting, storing, and transporting motors securely.
  • Covers handling of Oil Mist, insulated bearings, and VFD-fed motors.
  • Outlines compliance with international standards (IEC, ATEX, NEMA, UL, CSA).
  • Step-by-step instructions for safe installation, alignment, and connection.
  • Instructions for motors with thermal protection, water cooling, and lubrication systems.
  • Troubleshooting section maps common problems to practical solutions.