Question 1

What is IK impact code?

Accepted Answer

A rating (IEC 62262) for an enclosure's resistance to mechanical impact, separate from the IP code. Ranges from IK00 (none) to IK10 (20 joule impact). Relevant for luminaires and enclosures in public spaces, sports halls, car parks and industry.

Question 2

How is IK impact code used in practice?

Accepted Answer

IK code (impact resistance): In a parking garage, wall luminaires use an IK08 enclosure, resistant to a 5 J impact from a passing car or bike.

Question 3

What is a common mistake with IK impact code?

Accepted Answer

IK rating (impact resistance)
Common mistake: Focusing only on IP and ignoring IK — an IP66 luminaire may still fail under a ball or forklift if the IK is too low.

See also