DC (Direct Current) Crane Control - 3 Days
This 3-day crane training course teaches the different methods of controlling D.C. motors as used on cranes.
Precise Tool Allen F.(What I liked most about the seminar was…) Small classroom environment.
Spallinger Millwright Tom D.(What I liked most about the seminar was…) Learning new things, understanding
National OilwellVarco Bennie C.It was enlightening.
Tilden Mine Jim M.(What I liked most about the seminar was…..) references.
National OilwellVarco Jose H.The way we all went outside and trained with the crane, how to use it better and
how to be safe when you use it.
This crane course teaches the different methods of controlling D.C. motors as used on cranes. Block diagrams of various manufacturers’ controls are utilized to explain the operation in a crane application. D.C. motor basics and preventive maintenance are also covered in detail. Additionally, this crane training course covers proper preventive maintenance procedures and alignment for D.C. motor controls.
Course objectives
- Understand D.C. characteristics, diode and SCR rectification
- Identify D.C. motor construction and perform maintenance
- Use system schematics to explain relay logic
- Properly text and adjust the electric control systems
- Troubleshoot the system to the faulty component
Course outline
- General & Electrical Safety
- Electrical Theory - Power Distribution
- Ohm's Law & Kirchoff's Laws
- Series and Parallel Circuits
- DC Motors
- Motor Construction & Operation
- Series Wound & Shunt Wound Motors
- Inspection, Testing & Troubleshooting
- Brakes
- Inspection & Adjustment
- Brake Wheels
- Electrical Schematics & Diagrams
- Limit Switches & Motor control “power” circuits
- Acceleration controls circuits
- System testing and troubleshooting