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  1. PLCs, VFDs, Motors and Controls
    I am currently taking construction electrician foundation course at Vancouver Career College. I am more interesting in the industrial sector of this field and PLC specialist seems like a good option. I've done quite well (95%) for direct current, circuit concept and magnetism. The PLC course...
  2. PLCs, VFDs, Motors and Controls
    I'm bored and wanted to write some PLC programs. I'll start with a simple program and progress through advanced topics and techniques. Email me with real life examples to program. If you have a better mousetrap, let me know. Simple 3 wire control Why the CR? I like to keep the outputs...
  3. PLCs, VFDs, Motors and Controls
    I'm currently a 3rd year apprentice and I'm in Associated Builders and Contractors 4 year program. But before I started their training program I was taking classes on my own to get an associates degree in Industrial Electrical (emphasis on motor controls and things of that sort) and at the same...
  4. General Electrical Discussion
    Greetings, Question about the CEC regarding VFD's. Im doing a sand blasting project. I have the following loads .77A 120Vac single phase gear motor, controlled across the line. .7A dc motor controlled by a 120Vac KB penta DC drive 100W powersupply for PLC,PLC in/out modules, and 3 input...
  5. New Member Introductions
    Hey folks, been looking around and it seems I can really get along here on the site. 2nd year controls electrician from Calgary, AB with Concept Elec. Finished the Telus Spark science center and paid my dues bending pipe and pulling wire. Spend my time bouncing from offices to multi-unit...
  6. Union Topics
    anyone with ibew 477? just curious to find out were all the work is at, and if there is work what kind? im debating if i should go to my apprenticeship interview comming up soon. my main concern is quiting my steady job for not so steady electrician work. i really wana get into maintenance...
  7. PLCs, VFDs, Motors and Controls
    Hello guys, Im working with Baggage handling system that is running with S7-400 siemens plc and we are using "SEW's Frequency Inverter to control the operation of some motors. I have a problem with one frequency inverter from MOVITRAC 07 series. when the motor is running the inverter is giving...
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