Overhead Crane Electrical Maintenance - 2 Days
This electrical crane maintenance training course highlights electrical maintenance procedures for all types of A.C. crane controls including A.C. full magnetic and adjustable frequency drives and is considered the basic orientation to electrical maintenance.
Toromont Energy Marilyn H.Being able to get out on the shop and view parts that we learned about. (The
instructor) was great.
Phelps Dodge Travis W.I liked info pertaining angle to weight for cables and Misc load changes that occur
during a lift.
CWI-Idaho James M.Instructor's method of teaching and humor
National OilwellVarco RosendoR.I like the explanations and I learn from the knowledge of the instructor and the
book thing I didn't know about. Very satisfied. Now I can teach others more about the procedure and mathematical formulas on how to use rigging better and safer.
North AmericanStainless Cody T.(What I liked most about the seminar was…) Information that was given.
Crane Training on Electrical Maintenance
This crane maintenance training course is offered in various cities throughout the U.S. and Canada. This crane training course highlights electrical maintenance procedures for all types of AC crane controls including AC full magnetic and adjustable frequency drives and is considered the basic orientation to electrical crane 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 causes
- 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 trouble shooting
- Perform electrical inspections
- Perform electrical preventive maintenance procedures
Course outline
- Overhead Crane Electrical Safety
- Overhead Crane Electrical Regulations
- Electrical Tools
- OHMs Law
- Motors
- AC Motors
- Wound Rotor Motors
- DC Motors
- Motor Maintenance & Troubleshooting
- Power Distribution
- Crane Electrical Components
- Fuses & Circuit Breakers
- Motor Overload
- Contactors
- Mechanical & Electrical Interlocks
- Transformers & Rectifier
- Limit Switches
- Motor Thermistors
- Resistors
- Encoders
- Brakes & Electric Load Brake - Magnetorque (TM)
- Master Controller, Radio Controls & Crane Pendants
- PLC & Crane Monitoring Equipment
- Crane Overload Limiter
- Variable Frequency Drives (VFD)
- Basic Speed Control
- Hands-On Student Labs
- Tour of motor manufacturing facility