Building Electrical Systems - Design, Protection, Maintenance

This instructor-led course follows a commercial, institutional or industrial building’s electrical system from the utility service entrance to the last branch circuit. Participants learn how service equipment, switchgear, transformers, grounding, protection, emergency and standby power, UPS, life safety, building automation and onsite energy resources work together as one integrated system.

The course runs 12 hours over two days and is aimed at engineers, technicians, facility managers and designers who plan, specify, operate or maintain building power systems. It applies both Canadian (CEC, CSA, ULC) and US (NEC, NFPA, IEEE) codes and standards throughout.

Why Building Electrical Systems Training Matters

Building power systems face more demand than ever. Electrification, EV charging, rooftop solar, battery storage and critical loads that can’t go down are adding load and complexity to existing services. Facilities also face stricter maintenance expectations now that NFPA 70B is a mandatory standard and CSA Z463 guides maintenance practice in Canada.

Most professionals learn building electrical systems one piece at a time, from equipment manuals, single trades or isolated projects. Failures often occur where systems meet: a generator and fire alarm sequence, a transfer switch and its neutral, a breaker setting and the arc flash label.

This course closes that gap with a systems-level view grounded in field practice. Participants leave able to read the one-line diagram, size and specify major equipment, coordinate protection, and run a maintenance program that keeps the building safe, compliant and reliable.

 

Course Highlights

  • Service, distribution, transformers, grounding and protection coordination for building power systems
  • Emergency and standby power, including generators, automatic transfer switches, UPS and battery systems
  • Fire alarm, emergency lighting, lightning protection, building automation and energy management
  • Solar, battery storage, EV charging and maintenance programs built on NFPA 70B and CSA Z463

 

Learning Outcomes

By the end of this course, participants will be able to:

  • Read building one-line and riser diagrams and calculate service and feeder loads
  • Select and specify service equipment, switchgear, panelboards, MCCs and circuit breakers
  • Apply transformer connections, grounding and bonding practices for safe, stable building systems
  • Interpret time-current curves and apply selective coordination, arc flash and power quality principles
  • Size and specify standby generators and automatic transfer switches, including neutral switching
  • Select, protect and maintain UPS and battery systems for critical loads
  • Explain how fire alarm, emergency lighting, generator and building automation systems interact
  • Plan for solar, battery storage and EV charging loads with load management on existing services
  • Build a risk-based maintenance and testing program that meets NFPA 70B and CSA Z463

Participants will finish with a practical framework for designing, upgrading and maintaining building electrical systems as one coordinated whole.

 

Course Approach

The course is vendor-neutral and built around real building projects. Each module covers the design intent, the code requirement and the field practice that keeps the equipment working.

Instruction follows the decisions engineers and technicians actually make: new build versus retrofit, base building versus tenant fit-out, specify versus maintain. Case studies cover generator and fire system interaction, rooftop equipment near high-voltage lines, and adding EV charging to a constrained service.

Live polls, worked examples and group discussion reinforce each module. Participants receive the slide deck and a participant workbook for use on the job.

 

Related Courses

 

 

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Who should attend

This course is designed for:

  • Commercial, institutional and industrial electrical engineers
  • Consulting engineers and building services designers
  • Facility managers, plant engineers and building operators
  • Electrical maintenance technicians and electricians
  • Protection and control and instrumentation engineers
  • Data centre and critical facility personnel
  • Electrical contractors and project managers
  • Energy managers and building automation specialists

 

Course Benefits

  • Building Electrical Systems Training Course Certificate
  • 1.2 Continuing Education Unit (CEU) Credits
  • 100-Page Electrical Maintenance Handbook - Value $20 (details below)
  • A FREE Magazine Subscription (Value $50)
  • $100 Coupon toward any future Electricity Forum event (restrictions apply)
  • Course Matreials in PDF Format

 

Building Electrical Systems Training Course Outline

 

DAY ONE

 

Module 1: Building Power Systems, One-Lines and Load Calculations

  • Building systems overview: electrical, mechanical, life safety and controls
  • New build versus retrofit, base building versus tenant fit-out
  • Reading one-line and riser diagrams
  • Service and feeder load calculations under the CEC and NEC
  • Electrification and planning for load growth

 

Module 2: Service Entrance, Feeders, Cables and Surge Protection

  • Utility service options and coordinating with the utility
  • Feeder sizing, voltage drop and upstream protection
  • Surge protective devices and transient mitigation
  • Cable installation, cable tray systems and insulation resistance testing

 

Module 3: Switchgear, Panelboards, MCCs and Circuit Breakers

  • Typical building distribution architectures
  • Metal-clad versus metal-enclosed switchgear
  • Molded case versus low voltage power circuit breakers
  • Interrupting ratings, short-circuit current ratings and equipment duty
  • Writing technical specifications for major electrical equipment
  • Metering and instrumentation for building services

 

Module 4: Transformers, Grounding and Bonding

  • Transformer connections: wye-wye, delta-wye and wye-delta
  • Dry-type versus liquid-filled transformers and integrated switchgear transformers
  • Electrical room ventilation and fire protection requirements
  • Solidly grounded versus impedance-grounded systems
  • Bonding, separately derived systems and avoiding ground loops
  • Ground resistance testing and transformer maintenance

 

Module 5: Protection Coordination, Arc Flash and Power Quality

  • Reading time-current curves
  • Selective coordination for emergency and legally required systems
  • Short-circuit and coordination study basics
  • Arc flash incident energy (IEEE 1584), labels, NFPA 70E and CSA Z462
  • Harmonics, power factor correction and IEEE 519

 

DAY TWO

 

Module 6: Standby Generators and Automatic Transfer Switches

  • Sizing generators for building loads and motor starting
  • Installation, ventilation, fuel and emissions requirements
  • NFPA 110, CSA C282 and the emergency, legally required and optional standby system categories
  • Open, closed and delayed transition transfer switches
  • Three-pole versus four-pole switches and neutral switching
  • Contactor versus breaker transfer switches, bypass isolation, testing and maintenance

 

Module 7: UPS and Battery Systems

  • Selecting UPS topology: double conversion, line interactive and offline
  • Protection, grounding and generator compatibility
  • Battery types, monitoring, testing and replacement
  • Daily, monthly and periodic UPS maintenance

 

Module 8: Fire Alarm, Emergency Lighting and Lightning Protection

  • Fire alarm requirements by building type, zoning and annunciation
  • Detection and suppression interfaces
  • Interaction between generator, fire alarm and building systems
  • Verification and testing under CAN-ULC-S537, CAN-ULC-S524 and NFPA 72
  • Emergency lighting requirements and testing
  • Lightning protection systems, listed components and rooftop case study

 

Module 9: Building Automation, VFDs, Energy Management and Lighting Controls

  • Building automation functions and BACnet basics
  • HVAC, air quality and CO monitoring controls
  • VFDs and soft starters on pumps and fans, and energy recovery
  • Energy management strategies and lighting audits
  • LED lighting panels, EMI and automatic lighting controls
  • Security system integration and building automation cybersecurity

 

Module 10: Solar, Battery Storage and EV Charging in Buildings

  • Rooftop solar interconnection
  • Building-scale battery storage and peak shaving
  • EV charging infrastructure and load management systems
  • Microgrids and resilience planning
  • Energy codes and decarbonization requirements

 

Module 11: Maintenance Programs, Testing and Reliability

  • NFPA 70B (2023) and CSA Z463 maintenance program requirements
  • Equipment condition assessment and maintenance intervals
  • Infrared thermography and key electrical tests
  • In-house versus contracted maintenance and CMMS
  • Planning shutdowns and calculating return on investment

 

COURSE TIMETABLE

Both days:

Start: 10 am ET
Finish: 4:30 pm ET

 

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Earn Continuing Education Unit (CEU) Credits

  • Successful completion of this course qualifies delegates to receive a certificate of course completion with indicated CEUs.
  • One CEU is equivalent to 10 professional development hours of instruction.
  • This course earns 1.2 CEUs.

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