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Electrical Services Explained

18.0 CPD Hours

Standard Rate
£1320.00  +VAT
Member Rate
£1055.00  +VAT
  • Electrical Services

Upcoming dates

Book Now
  • Legislation & guidance
  • Basic electrical principles
  • Transformers and substation design
  • Alternative and standby power supplies (generators and UPS)
  • Dangers of electricity and physiological effects of electric shock
  • Explanation of short circuits and fault currents
  • Protective systems using fuses and circuit breakers
  • Lighting & lamps with simple design calculations
  • Wiring systems and final circuits, differences between the ring and radial final circuits
  • Examples of cable sizing calculations
  • Overview of BS7671 Wiring Regs and Electricity At Work Regulations
  • Inspection and testing and certification to BS7671 IEE Wiring regulations and EAWR
  • Periodic inspection and testing of existing installations and Portable Appliance Testing
  • Certification and reporting
Agenda for event
Time Description
Day 1

Supplies, switch-gear and safety

Session 1
  • Introduction
  • Power Supplies
  • Electricity supplies at high & low voltage, maximum demand, substations, transformers, metering
Session 2
  • Generators & Uninterruptible Supplies
  • Use of generators & uninterruptible power supply systems (UPS)
Session 3
  • Distribution Switchgear & Protection
  • How main and sub-main circuits are determined, arranged and protected
Session 4
  • Fuses & Circuit Breakers
  • Selection & use for equipment protection
  • Overview of short circuits, earth faults & discrimination between devices.
Day 2

Systems, Circuits & Cables

Session 1
  • Lighting Systems & Control
  • Different lighting & lamp types
  • Electrical supplies and switching arrangements
Session 2
  • Power Circuits
  • Ring mains and radial circuits, their uses & application
  • Motors, starters & overloads
Session 3
  • Wiring Systems & Containment
  • Matching wiring systems to the building
  • Merits & selection of current wiring practices
  • Cabling for fire & emergency lighting systems
Session 4
  • Conductors and Cables
  • What influences the sizing of conductors to ensure safety and reliability
  • Simple cable sizing


Day 3

Inspection, Testing and Certificates

Session 1
  • Regulations
  • Overview of the Electricity at Work Regulations and the IEE Wiring Regulations - BS 7671
Session 2

Inspection and Testing (I&T)

Session 3
  • Certification, Reporting
  • Portable Appliance (PAT) Testing
Session 4
  • Course Summary
  • A case study of the design and installation of a small electrical installation

This course is suitable for all types of people whether you are an engineer or facilities manager or mechanical engineer, who want a good grounding and understanding of electrical engineering. The course summaries the key aspects of electrical engineering in building services and provides clear concise notes and summary tables for future reference, to use in your daily activities.

The course would be suitable for professionals working in the industry, practising electrical engineers and / or electricians, facilities managers and / or engineers who require a better understanding of electrical basics or any person with some basic electrical knowledge wishing to familiarise themselves with all aspects of electrical engineering in buildings services.

  • Electrical engineers of all grades
  • Electricians of all grades
  • Building services engineers
  • Property managers of all grades
  • Facility Managers of all grades
  • Building surveyors of all grades
  • Architects

This course is also applicable for anyone involved in the build process and the high-level procurement of electrical installation design or services would find this course useful as a means to increase their understanding and improve their awareness of the design and installation requirements of electrical services.

Remote - How to join:

This course will be hosted live online on Microsoft Teams. A Microsoft Teams account is not required, you will be sent a link to join.

You can choose to join on your preferred web browser, or if you already have the Microsoft Teams desktop app, click 'join meeting'.  You will then automatically join the course through the app.


The course location will be underneath the respective date, please make your way to the location.

Parking is not available.

Course Materials:

The course presentation and any additional materials will be sent to delegates once attendance is confirmed on the day of the course.

We are working towards being more sustainable, therefore we do not recommend materials to be printed.

What is included?

-Full day training with an industry expert trainer

-CPD certificate

-PDF course materials

- Lunch and refreshments**

**For face-to-face courses

Two simple ways to book:

Card - Use the 'Register Now' button at the top of this web page.

Invoice - Please fill in the booking form herePlease note you are only booked onto the course once Training has processed the form.

* If you are having any difficulties please either email us at [email protected].


Gary Marshall

Gary Marshall

Gary has over 40 years in the Building Services Industry and has accumulated a vast level of knowledge and expertise, both technically and commercially.

He has created many new calculation tools, test procedures, monitoring tools and new engineering services design building blocks, suitable for the 23rd / 24th Century. Gary is a very passionate individual and strives for excellence, in every part of the Electrical Engineering Design process.

CIBSE Training reserve the right to make changes to the speakers or programme. The right is also reserved in absolute discretion and without further liability to cancel any seminar when fees paid will be refunded. Acknowledged bookings are firm. Cancellation up to 4 weeks before the course is subject to a charge of 25% of fees due, later cancellation is not accepted but delegate substitution is allowed at any time. We reserve the right to request payment in advance for companies which have not had previous financial transactions with CIBSE Services Ltd. 

All delegate alterations / cancellations must be received in writing to: [email protected]  

Please note we do not accept card payments via American express

Please contact the training team before making any travel or accommodation arrangements - particularly if you are travelling from outside the UK mainland, as CIBSE will not be liable for any cost incurred. 

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