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Interpretation of Lighting Technology, Issue 3

Author.

LCS

Source:

Post time:

2025-12-12

 

Keywords for this issue:

IK (IK ratings)

Condition of acceptance

Decision No. 2193

problem

There are two optional installation methods for lighting fixtures:

1) Ceiling installation

 

2) Suspension installation

 

 

When applying the IK10 test, the sample is installed in the following manner, and the impact hammer strikes the following weak areas.

 

 

After testing, the following situations occurred:

a) The sample meets all the requirements of clause 7.13.1 of IEC60598-1:2024, but the lamp has detached from a fixed part at the end of the housing.

b) The sample meets all the requirements of clause 7.13.1 of IEC60598-1:2024, but one fixing component of the lamp is deformed/displaced.

Is the above situation considered qualified?

Interpretation/Conclusion:

If the test sample meets the requirements of sections 7.13 and 7.14, then the lamp complies with IK10 requirements.

Attention: No fixed components must break.

Scenario a) Not allowed.

Scenario b) If it meets the requirements of clause 7.14 (quadruple load test), it is acceptable.

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