Cable gland is a cable fitting used for cable penetration into the equipment and make secure connection between cable and the equipment.
Cable gland also provides several functions in cable installation as follows:
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As a cable strain-relief
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To seal the equipment form surrounding ambient hence maintaining the characteristic of the equipment. The explosion proof equipment/panel shall have Eexd certified cable gland to make the explosion proof protection does not void
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provision for making electrical connection to the mechanical protection i.e. armour or braid
The selection of cable gland shall consider several following factors:
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Material, the enviromental condition and particle that cable gland might be exposed to
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Size, depends on the intended cable size/diameter
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Type of protection, Eexd/Eexe or general purpose
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Cable type to be attached, armored/non-armoured
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The required Degree of Ingress protection