Roller bearing | Roller bearing
The (explosion-proof) actuator (open-close / modulating duty) with enclosure protection class IP68 according to EN 60529 e.g. Auma or equivalent is positioned 900mm above floor level. Roller bearing on dowelled-on floor headstock with lubrication access drill hole at least Ø50mm made of 1.4301 or 1.4571. If possible with spindle nut guide.