Woelm Catalogue HELM Hardware for Sliding Shutters Page 16
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Technical Information HELM Telescopic Fittings, Two-leaf HELM Telescopic fitting two-leaf In case of two-leaf installations two leaves Benefit of this installation: Only one leaf The available sets are designed for leaf are moved in two tracks. Leaf 2 moves leaf needs to be driven electrically or manually. thicknesses of 30 to 50 mm. 1 into the desired position by means of telescopic deflection. fig. 1 1 2 1 2 Important notes: • In case of two-leaf telescopic installation overlapping (Ü) of at least 40 mm is required. Depending on the selected lower guide a greater overlap (Ü) may be necessary. • Generally, it is to be ensured that each leaf is stopped by means of a stopper in the end position. Key FB LÖ Ü AB leaf width clearance overlapping required parking area Calculation formulas FB = LÖ + (3 x Ü) . 2 AB = FB + 80 Max. admissible leaf weights for two-leaf installations Sliding Hardware HELM 80 Sliding Hardware HELM 140 Sliding Hardware HELM 150 electrical 60 kg 60 kg 60 kg manual 60 kg 80 kg 120 kg 16 TEH_40/10.2017
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