Course information
In this three day crane training course, students will learn how to perform electrical inspections and preventive maintenance procedures.
Freeport McMoRanMining Hank R.(What I liked most about the seminar was…) Instructor kept the class moving at a good pace.
Gerdau Ameristeel Ed H.(What I liked most about the seminar was…) Instruction books and handouts,
instruction knowledge.
CWI-Idaho Chip W.(What I liked most about the seminar was…) Factory tours. Hands on
Caterpillar Brian D.All the info was very interesting.
Los Alamos David R.(What I liked most about the seminar was…..) Informal. Very good job.
This crane training course highlights electrical maintenance procedures for all types of A.C. crane controls including A.C. full magnetic, stepless and adjustable frequency drives. This crane course is considered the basic orientation to 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 causes
- Perform control system inspections, tests and adjustments
- Analyze operating characteristics for troubleshooting control system failures
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