
Electrical Construction and Maintenance 3 ELCL 9106
Our Electrical Construction and Maintenance 3 course focuses on three-phase power, transformers, AC and DC motors, and conductors. Learn the difference between single-phase and three-phase voltage characteristics, delta and Wye connections, and single-phase and three-phase transformer connections. Also explore schematic diagrams, output voltage calculations, transformer calculations, ampacity calculations, and the working principle of DC motors and generators. Other topics include the operation and connection of a three-phase alternator, the basic operating principles of three-phase motors and split-phase motors, the use of the correct National Electrical Manufacturers Association (NEMA) and the International Electrotechnical Commission (IEC) start size for a motor conductor size, and selecting the appropriate fuse and circuit breaker for protection as per the 2024 Canadian Electrical Code (CEC) in single- and multiple-motor installations and connections.
Prerequisites
You must have completed our ELCL 9105 Electrical Construction and Maintenance 2 course. (An approved equivalents are also acceptable.)
Hours and Fees
Hours
Fee
Upcoming Sections
8 Mar 2027 – 25 Apr 2027
Delivery Method:
Self-directed Online
Self-directed online classes use a learning management system (LMS) and offer teacher email support. A welcome letter with details about the LMS will be emailed to you.
5 Jul 2027 – 22 Aug 2027
Delivery Method:
Self-directed Online
Self-directed online classes use a learning management system (LMS) and offer teacher email support. A welcome letter with details about the LMS will be emailed to you.
Past Sections
2 Nov 2026 – 30 Dec 2026
Delivery Method:
Self-directed Online
Self-directed online classes use a learning management system (LMS) and offer teacher email support. A welcome letter with details about the LMS will be emailed to you.
- Contact Information
- Contact Department:
- Construction, Technology & Trades Department
- Email:
- cetechnology@georgebrown.ca
- Phone:
- 416-415-5000, ext. 4861
- Office Location(s):
- Casa Loma Campus, 160 Kendal Ave., Building C (CLC), Room C426
Read about our textbooks policy, and remember that the Continuing Education attendance policy and closure dates differ from those for full-time college programs.


