Electrical inspections - commercial buildings

The course, Electrical inspections in commercial buildings, is based on the qualification requirements in the NEK 405-3 norm and may be taken as preparation for the NEK 405-3 exam.

Because of Covid-19 classroom courses might have fewer seats than normal. Sign up for a waiting list and we will set up more courses where needed.
Week Date Place Language Avail. Price
43 21-22. Out 2020 Webinar Norwegian 12 8 800,-
49 01-02. Dez 2020 Webinar Norwegian 12 8 800,-

We can also set up courses for your company.

This course can also be completed as a webinar.
Interactive and with an instructor.

Course information

Course name: Electrical inspections - commercial buildings - NEK 405-3
Duration: 2 days
Price: NOK 8 800,-
Language: Norwegian


Successful course participants will be able to document for employers that they have the required level of competence described in 405-3:2015 Inspection of electrical installations and equipment. The course also helps candidates prepare for the examination / certification 405-3.

Target group:

Electrical engineers, advisory engineers, administrators og electricians.

Course subjects:

●   Competence requirements for inspection bodies and personnel
●   NEK 405-3 Inspection of electrical installations and electrical equipment
- requirements for personnel, the certification scheme and method
●   NEK 405-4 Inspection of electrical installations and electrical equipment
- requirements for certified inspection bodies
●   Laws, regulations and norms applying to electrical installations from 1929 to the present day
●   Required electrical inspection as stipulated in applicable laws, regulations and norms.
●   Zero voltage reference level
●   Working


On the last day of the course you may take the exam through Nemko or Dnv. It is taken electronically so please bring your own computer. You will be charged an additional fee for the exam. Please decide in advance whether you intend to take the exam on the last day of the course, and whether you wish to become certified by DNV GL or Nemko. Please send prior notification if you have special needs (for example if you need extra time because of dyslexi).

You may bring any written aids you wish to the exam including manuals for FEB 88, FEB 91, FEL and any NEK 400 editions: 1998, 2002, 2006, 2010 and 2014.

If you do not have the older versions of the regulations can you buy them on

FEB 88
FEB 91
NEK 400 1998
NEK 400 2002
NEK 400 2006
NEK 400 2010

Before taking the course please follow the links below for information on the certification scheme in the individual companies. You will also find registration forms to complete and send to Nemko or DNV GL before starting the course.



NB: The exam will only be possible if at least 5 candidates register. You may also take the exam at some later date at your local public library. This must be arranged directly with Nemko or Dnv.

The course is added to the cart
Trainor AS +47 33 37 89 00

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