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The new European norms, with reference to the seating position at the workstation equipped with video terminals, foresee 3 parts: EN 1335 – 1 indicates dimensions and how they have to be determined.
EN 1335 – 2 indicates safety requirements in general, regarding mechanisms, adjustment, stability, resistance and durability.
EN 1335 – 3 indicates safety test methods: stability, seat - back of seat fatigue, armrests, castors, etc.
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