Certificate
Motors from 160 to 315 frame size are certified by TÜV NORD.
Ex nA according to IEC/EN 60079-15 and ATEX directive 94/9/EC.
Housing
Frame is made in cast iron.
(EN 1561-GJL-200 or better)
Shield
Made in cast-iron (EN 1561 – GJL 200 or better)
Shaft
General data
Made in carbon steel (EN 10083 – 2 C45 or better) Shaft design
Cylindrical shaft with key.
Main terminal box
Mounted on top.
Made in cast iron. (EN 1561 – GJL 200 or better)
Fan
Frame 71 ± 280 315 355 ± 450
Pole 2 ± 8 2 ± 6 8 2 4 ± 6
Material Thermoplastic reinforced with glass fibres Metallic Polyamide Alluminum alloy