Qualification Title:

Level 3 City & Guilds 2391/52 – Initial and Periodic Inspection and Testing of Electrical Installations

Total Cost: £ 996.00

Delivery Method:

In Centre – 4 1/2 Days

Available Dates:

16/03/2026 – Limited spaces available
20/04/2026 – Multiple spaces available
More dates available! 

Entry Requirements:

This course is for practicing electricians who have previously achieved a recognised Level 3 electrotechnical qualification or similar. You should have experience of single phase and 3 phase systems and have some familiarity with completing certification and/or reports. 
We strongly recommend City and Guilds 2382 is achieved prior to sitting this course, though this is NOT an entry requirement. All candidates must be at least 18 years of age.

Course Content:

The course will cover the current requirements of BS 7671 relating to inspection and testing techniques as given in IET Guidance Note 3. It covers methods of inspection and testing all types of installations as set out by BS 7671 and how to complete the required certification and reports to a professional standard. 
The course will cover the following key areas:
  • Requirements of Electricity at Work Regulations
  • Requirements for safe isolation
  • Requirements for initial verification of electrical installations
  • Requirements for periodic inspection and testing
  • Safe testing and commissioning of electrical installations
  • Requirements for testing before circuits are energised
  • Requirements for testing energised installations
  • Interpretation of test results
  • Commissioning electrotechnical systems and equipment
  • Documentation, certification and reporting
The course will cover the following testing methods relating to single phase and 3 phase systems:
  • Continuity of protective conductors
  • Continuity of ring final circuit conductors 
  • Insulation resistance
  • Polarity
  • Earth electrode resistance
  • Polarity and phase sequencing
  • Earth fault loop impedance including Ze, Zdb and Zs
  • Prospective fault current
  • RCD
  • Phase sequencing
  • Functional testing
  • Verification of voltage drop.

Assessment Criteria –  

  • Task A – Visual Inspection – 30mins
  • Task B – Periodic Inspection and Test – 2hrs and 30mins 
  • Task C – Short Answer Questions – 1hr and 20mins
  • 2 Hour On-Line exam completed at our training centre. – 120 minutes to answer 60 multiple choice questions using the BS 7671, Guidance Note 3 and On-Site-Guide books. Pass Mark: 75%
Certification – On successful completion of the course you will be awarded with the City & Guilds, Level 3, 2391-52, Initial and Periodic Inspection and Testing of Electrical Installations Qualification.

Essential Books:

You will need access to the following books during delivery of this course:
Requirements for Electrical Installations. IET Wiring Regulations 18th Edition, BS 7671 Amendment 2: 2022. 
Guidance Note 3 Inspection & Testing. IET Updated to BS 7671: 2018 Amendment 2: 2022
On-Site-Guide. IET Updated to BS 7671: 2018 Amendment 2: 2022.
We would also recommend the IET Exam Preparation book for this course which can be found in the link below, but this is not compulsory.
Exam Preparation: Initial and Periodic Inspection and Testing Book (2391)

Want to know more about this course?

Please click on the “View Details” button below which will take you to the City and Guilds website page for this course.