Course information
In this three day crane training course, students will learn how to perform electrical inspections and preventive maintenance procedures.
Tilden Mine Justin G.(The) instructor was very knowledgeable, was open to questions
Henderson Mine & Mill Ryan J.(What I liked most about the seminar was…..) The small class sizes, able to
feel comfortable with Instructor and asking questions.
Newport Corp Hugo C.(What I liked most about the seminar was...) The length of the class to really
cover all the safety of operating a crane.
Bowling GreenMetalforming Troy O.Interaction between trainer & trainee. Challenging us. Helping to better understand material.
Macsteel USA Juvenal P.(What I liked most about the seminar was…) The information given, style of the
instructor in regards to his presentation.
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