C&G 2365 203 Installation Technology and Regulations


The third multiple choice exam of the level 2 is an introduction to electrical installation theory at Level 2. The exam is a 40 question multiple choice online exam broken down into 6 different sections, these are:

Category Number of Questions
Implications of electrical industry regulations 3
Obtaining technical information 5
Wiring systems of electrical installations 15
Requirements of electrical earthing systems 9
How electricity is supplied 5
Requirements for different types of micro-renewable energies 3


Revision List

The following items should form the mainstay of your revision programme:

  • EAWR 1989
  • HASWA 1974
  • BS7671
  • On Site Guide
  • Earthing/lightning protection
  • BS, BS EN, IEC
  • Dimensions, plans and drawings
  • Understanding technical information
  • Specifications
  • Scales
  • Contracting paperwork
  • Lighting, power, alarm and data circuits
  • Containment systems
  • Wiring systems and enclosures
  • Factors affecting choice of wiring systems
  • Design current
  • Voltage drop
  • Selection of protective device
  • Isolation and switching
  • Earth faults
  • Overcurrent protection
  • Current carrying capacities
  • Specialist cables
  • Special installations
  • Earthing arrangements
  • Components and accessories
  • Risk assessments
  • Hazard identification
  • Workplans
  • Tools and powered equipment
  • Fixings, fixtures and support
  • Restoring building fabric
  • Inspection and testing

Note: The above list is not exhaustive, we recommend working through the syllabus on the C&G website to ensure you cover all the areas.


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