Wk - M (metric threading) type bushings are used to connect cables or wires to Ex d enclosure casings or casings built for increased security of Ex e devices in the mining (I) and industry (II) sectors.
They are made of iron (Fe) and then nickelled or combined with stainless steel. The cable sealing element is made of NBR rubber and the gland sealing element is silicone.
Environment Temperature:
-50°C to +90°C
Operating Temperature:
-50°C to +120°C
Explosion Protection:
I M2 Ex de I Mb II 2G Ex de II Gb II 2D Ex t IIIC Db II 3D Ex t IIIB Dc
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