OMNIMATE – Device connectivity and electronics housings

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Weidmüller is a leading international provider of solutions for electrical connectivity,transmission and conditioning of power, signal and data in industrial environments.The company with headquarters in Detmold/Germany develops, produces and sellsproducts in the field of electrical connectivity and electronics all over the world.

Strana 619 z 707

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W.9 Technicalappendix W IEC clearance and creepage distances The insulating materials are subdivided into four groups according their CTI (Comparative Tracking Index): Insulating material I 600 CTI II 400 CTI 600 III 175 CTI 400 III 100 CTI 175 The comparative tracking index must be determined according DIN IEC 112/ VDE 0303 part the basis of specially prepared samples with test solution A.5 If the associated clearance less than 3 mm, the minimum slot width can be reduced 1/3 the clearance.25 2 1.5 4 2. Slots are taken into account the measurement creepage distances when their minimum width is dimensioned according the following table: Pollution- Minimum severity width mm 1 0. .0 3 1

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