Electrical safety · NEN 3140 Annex K · Work equipment

Equipment Inspection Interval

Determine the maximum time between two successive inspections of electrical work equipment, such as hand tools, extension leads and cable reels, using the method in Annex K of NEN 3140. For each factor, choose the option that fits best. The interval is read directly from Figure K.1.

Result NEN 3140 · Figure K.1
Points0/ 50

Figure K.1 — time between two inspections

The curve follows Figure K.1 of NEN 3140+A3:2019: 7 years at 0 points, 1 year at 40 points and about 0.7 years (8 months) at 50 points, the highest possible score.

Score breakdown

    Total points

    What would an improvement gain?

      Points to note

        This guide follows Annex K (normative) of NEN 3140+A3:2019. The interval is read from Figure K.1 and rounded down to a tenth of a year and to whole months. The result is a maximum interval: set the final interval in the inspection plan and adjust it based on inspection results. Consult the standard for the full text.