Crane Electrical Maintenance

COURSE OBJECTIVES

• Identify the function and operation of single speed, two speed, step type, secondary reactor and adjustable frequency A.C. crane controls
• Analyze power and control circuits
• Identify problematic motor symptoms and correct their cause
• Perform control system inspections, tests and adjustments
• Analyze operating characteristics for troubleshooting control system failures
• Test, adjust and troubleshoot control components
• Understand how the plugging, overload and travel limit protection circuits operate individually and in combination
• Perform brake electrical inspections, tests, adjustments and troubleshooting
• Perform electrical inspections
• Perform electrical preventive maintenance procedures

COURSE OUTLINE

1. 3-Phase A.C. motors
2. Speed control introduction
3. Protection circuits
4. Brakes
5. Multi-speed magnetic control
6. Saturable reactor control
7. Adjustable frequency control
8. Tour of motor manufacturing facility

  TRAINING METHOD Presentation Discussion Case Study Evaluation FACILITY Training Kit Handout Certificate Lunch + 2x Coffee Break Souvenir Pick Up Participants