Thread adaptors Series A, N, M
Group II, category 2G, presence of explosive gas atmospheres
Group II, category 2D, presence of combustibile dusts zones 21 and 22.
in zones 21 e 22.
MINE: Group I, category M2.
The male-female thread adaptors are used when the threads – type or
dimension – of the cable clamp and the hole of the equipment are different.
The hexagonal adaptors fit spanners up to 55 mm while the cylindrical ones
fit larger sizes.
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